Flow Alerts
Live USGS discharge data across all 1123 monitored rivers
485 optimal118 high192 low58 flood
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All Rivers — Live Conditions
Pine River
MI · Gauge 04125460
259cfs
Optimaloptimal 150–350 cfs
Au Sable River
MI · Gauge 04137500
1,830cfs
Highoptimal 200–800 cfs
Falling slowly (-90 cfs/hr)
Manistee River
MI · Gauge 04124000
1,450cfs
Highoptimal 300–1200 cfs
Muskegon River
MI · Gauge 04121970
2,240cfs
Optimaloptimal 800–3000 cfs
Pere Marquette River
MI · Gauge 04122500
884cfs
Optimaloptimal 300–1000 cfs
Boardman River
MI · Gauge 04127200
—cfs
—optimal 150–500 cfs
Jordan River
MI · Gauge 04127800
204cfs
Optimaloptimal 100–400 cfs
Betsie River
MI · Gauge
—cfs
—optimal 150–500 cfs
Platte River
MI · Gauge 04126740
166cfs
Optimaloptimal 80–300 cfs
Rifle River
MI · Gauge 04142000
290cfs
Optimaloptimal 200–800 cfs
Huron River
MI · Gauge 04174500
505cfs
Optimaloptimal 300–1200 cfs
Flat River
MI · Gauge 04116500
—cfs
—optimal 200–800 cfs
Thornapple River
MI · Gauge 04117500
334cfs
Optimaloptimal 300–1200 cfs
Crystal River (Glen Arbor)
MI · Gauge 04126802
—cfs
—optimal 40–150 cfs
Au Sable South Branch
MI · Gauge 04135700
296cfs
Optimaloptimal 100–400 cfs
Black River (Cheboygan)
MI · Gauge 04132000
—cfs
—optimal 200–800 cfs
Cass River
MI · Gauge 04151500
262cfs
Optimaloptimal 200–1200 cfs
Chippewa River
MI · Gauge 04154000
289cfs
Optimaloptimal 150–600 cfs
Dowagiac River
MI · Gauge 04101800
305cfs
Optimaloptimal 100–400 cfs
Kalamazoo River
MI · Gauge 04106000
1,110cfs
Optimaloptimal 500–3000 cfs
Little Manistee River
MI · Gauge 04126130
—cfs
—optimal 150–600 cfs
Little Muskegon River
MI · Gauge 04121944
234cfs
Optimaloptimal 100–400 cfs
Ocqueoc River
MI · Gauge 04132160
—cfs
—optimal 80–300 cfs
Pigeon River
MI · Gauge 04128990
85.2cfs
Lowoptimal 100–400 cfs
Shiawassee River
MI · Gauge 04144500
313cfs
Optimaloptimal 200–1000 cfs
Sturgeon River
MI · Gauge 04127997
254cfs
Optimaloptimal 150–600 cfs
Thunder Bay River
MI · Gauge 04135000
—cfs
—optimal 200–800 cfs
White River
MI · Gauge 04122200
557cfs
Optimaloptimal 150–600 cfs
Two Hearted River
MI · Gauge 04044800
—cfs
—optimal 100–500 cfs
Big Manistee Lake Branch
MI · Gauge 04126200
—cfs
—optimal 80–250 cfs
Rogue River
MI · Gauge 04118500
272cfs
Optimaloptimal 100–400 cfs
Maple River
MI · Gauge 04114603
—cfs
—optimal 50–200 cfs
Coldwater River
MI · Gauge 04096460
—cfs
—optimal 100–400 cfs
Boyne River
MI · Gauge
—cfs
—optimal 40–250 cfs
Manistique River
MI · Gauge 04056500
1,790cfs
Highoptimal 300–1500 cfs
Lake Michigan
MI · Gauge
—cfs
—optimal cfs
Lake Superior
MI · Gauge
—cfs
—optimal cfs
Lake Huron
MI · Gauge
—cfs
—optimal cfs
St. Marys River
MI · Gauge
—cfs
—optimal cfs
Flint River
MI · Gauge 04147500
286cfs
Optimaloptimal 180–525 cfs
Detroit River
MI · Gauge 04165710
205,000cfs
Optimaloptimal 103700–311100 cfs
Falling fast (-9,000 cfs/hr)
Middle Grand River
MI · Gauge 04147500
286cfs
Optimaloptimal 180–525 cfs
Paw Paw River
MI · Gauge 04102500
462cfs
Optimaloptimal 225–700 cfs
Clinton River
MI · Gauge 04161000
87.3cfs
Optimaloptimal 50–160 cfs
St. Joseph River
MI · Gauge 04102500
462cfs
Optimaloptimal 225–700 cfs
Lake St. Clair
MI · Gauge 04161000
87.3cfs
Optimaloptimal 50–160 cfs
St. Clair River
MI · Gauge 04159130
217,000cfs
Optimaloptimal 99200–297600 cfs
Rising fast (+10,000 cfs/hr)
Sturgeon River (UP)
MI · Gauge 04057510
176cfs
Optimaloptimal 90–275 cfs
Lake Erie
MI · Gauge 04057510
176cfs
Optimaloptimal 90–275 cfs
Grand River
MI · Gauge 04119400
4,180cfs
Optimaloptimal 2550–7700 cfs
Falling fast (-320 cfs/hr)
Burt Lake
MI · Gauge 04119400
4,180cfs
Optimaloptimal 2550–7700 cfs
Falling fast (-320 cfs/hr)
Mullett Lake
MI · Gauge
—cfs
—optimal cfs
East Branch Whitefish River
MI · Gauge
—cfs
—optimal cfs
River Raisin
MI · Gauge 04176500
440cfs
Optimaloptimal 400–1150 cfs
Indian River (LP)
MI · Gauge
—cfs
—optimal cfs
Indian River (UP)
MI · Gauge
—cfs
—optimal cfs
South Branch Black River
MI · Gauge 04102700
65.8cfs
Optimaloptimal 50–160 cfs
West Branch Whitefish River
MI · Gauge 04102700
65.8cfs
Optimaloptimal 50–160 cfs
Middle Branch Ontonagon River
MI · Gauge 04033000
133cfs
Optimaloptimal 80–250 cfs
Hamlin Lake
MI · Gauge 04033000
133cfs
Optimaloptimal 80–250 cfs
West Branch Ontonagon River
MI · Gauge 04036000
72.5cfs
Lowoptimal 80–250 cfs
Ontonagon River
MI · Gauge 04040000
712cfs
Optimaloptimal 675–2050 cfs
South Branch Ontonagon River
MI · Gauge 04036000
72.5cfs
Lowoptimal 80–250 cfs
Carp River
MI · Gauge 04040000
712cfs
Optimaloptimal 675–2050 cfs
Presque Isle River
MI · Gauge 04032150
227cfs
Optimaloptimal cfs
Paint River
MI · Gauge 04061500
—cfs
—optimal 300–875 cfs
Brule River
MI · Gauge 04060993
304cfs
Optimaloptimal 170–525 cfs
Gauley River✓
WV · Gauge 03189600
—cfs
—optimal 2400–2800 cfs
New River✓
WV · Gauge 03185400
23,300cfs
FLOODoptimal 1500–6000 cfs
Falling fast (-400 cfs/hr)
Greenbrier River
WV · Gauge 03184000
8,490cfs
FLOODoptimal 300–1500 cfs
Falling (-230 cfs/hr)
Cheat River
WV · Gauge 03069500
12,100cfs
FLOODoptimal 1000–4000 cfs
Falling fast (-500 cfs/hr)
Tygart Valley River
WV · Gauge 03054500
15,600cfs
FLOODoptimal 800–3000 cfs
Falling (-200 cfs/hr)
Elk River
WV · Gauge 03197000
3,670cfs
Highoptimal 300–2000 cfs
Rising (+140 cfs/hr)
Cranberry River
WV · Gauge 03187500
339cfs
Optimaloptimal 100–600 cfs
Meadow River
WV · Gauge 03190400
—cfs
—optimal 300–2000 cfs
Cheat Narrows & Lower Canyon
WV · Gauge 03070260
22,900cfs
FLOODoptimal 1500–5000 cfs
Falling fast (-700 cfs/hr)
Bluestone River
WV · Gauge 03179000
619cfs
Optimaloptimal 200–1500 cfs
Tygart Valley River — Valley Falls & Releases
WV · Gauge 03056000
6,000cfs
Highoptimal 800–3000 cfs
Rising fast (+1,690 cfs/hr)
North Branch Potomac
WV · Gauge 01595800
2,920cfs
Highoptimal 500–2000 cfs
Cacapon River
WV · Gauge 01611500
5,060cfs
FLOODoptimal 100–500 cfs
Rising fast (+450 cfs/hr)
Shavers Fork
WV · Gauge 03068800
1,830cfs
Highoptimal 200–1000 cfs
Falling slowly (-60 cfs/hr)
Williams River
WV · Gauge 03186500
533cfs
Highoptimal 100–500 cfs
Seneca Creek
WV · Gauge 01605890
—cfs
—optimal 20–120 cfs
Dry Fork
WV · Gauge 03065000
5,390cfs
FLOODoptimal 200–1000 cfs
Falling (-250 cfs/hr)
Guyandotte River
WV · Gauge 03203600
1,240cfs
Optimaloptimal 575–1750 cfs
Coal River
WV · Gauge 03198500
610cfs
Optimaloptimal 275–800 cfs
Monongahela River
WV · Gauge 03062998
—cfs
—optimal cfs
Upper Cheat River
WV · Gauge 03203600
1,240cfs
Optimaloptimal 575–1750 cfs
Mill Creek
WV · Gauge 03198500
610cfs
Optimaloptimal 275–800 cfs
Arkansas River✓
CO · Gauge 07091200
400cfs
Lowoptimal 700–3000 cfs
Cache la Poudre
CO · Gauge 06752260
310cfs
Optimaloptimal 200–1200 cfs
Yampa River
CO · Gauge 09251000
2,310cfs
Optimaloptimal 1000–6000 cfs
Green River — Lodore Canyon
CO · Gauge 09234500
1,210cfs
Lowoptimal 1500–5000 cfs
Falling fast (-310 cfs/hr)
Crystal River
CO · Gauge 09081600
718cfs
Optimaloptimal 200–800 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
1,340cfs
Lowoptimal 3000–8000 cfs
Blue River
CO · Gauge 09046600
107cfs
Lowoptimal 200–1500 cfs
Roaring Fork River
CO · Gauge 09085000
1,340cfs
Lowoptimal 300–3000 cfs
Eagle River
CO · Gauge 09070000
624cfs
Optimaloptimal 300–2000 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
1,340cfs
Lowoptimal 2000–7000 cfs
Taylor River
CO · Gauge 09110000
303cfs
Optimaloptimal 300–1500 cfs
Fryingpan River
CO · Gauge 09080400
109cfs
Lowoptimal 200–800 cfs
South Platte River
CO · Gauge 06701900
187cfs
Lowoptimal 300–1500 cfs
Cache la Poudre
CO · Gauge 06752000
—cfs
—optimal 500–2500 cfs
Gunnison River — Main
CO · Gauge 09144250
1,100cfs
Optimaloptimal 800–3500 cfs
Colorado River — Upper
CO · Gauge 09058000
379cfs
Lowoptimal 800–2500 cfs
Dolores River
CO · Gauge 09168730
3.39cfs
Lowoptimal 70–225 cfs
Colorado River
CO · Gauge 09070500
1,300cfs
Optimaloptimal 1050–3100 cfs
Gunnison River
CO · Gauge 09144250
1,100cfs
Optimaloptimal 875–2650 cfs
Rio Grande
CO · Gauge 08251500
—cfs
—optimal 275–800 cfs
Fraser River
CO · Gauge 09033300
51.1cfs
Lowoptimal 60–190 cfs
North Platte River
CO · Gauge 06620000
336cfs
Lowoptimal 200–625 cfs
San Miguel River
CO · Gauge 09172500
262cfs
Optimaloptimal 120–350 cfs
Oh Be Joyful Creek
CO · Gauge 06620000
336cfs
Lowoptimal 200–625 cfs
Escalante Creek
CO · Gauge 09151500
8.09cfs
Lowoptimal 25–80 cfs
Salmon River — Main✓
ID · Gauge 13302500
4,300cfs
Optimaloptimal 3000–12000 cfs
Lochsa River✓
ID · Gauge 13337000
8,840cfs
Highoptimal 1500–5000 cfs
Rising slowly (+50 cfs/hr)
North Fork Payette
ID · Gauge 13247500
7,370cfs
FLOODoptimal 800–2500 cfs
Middle Fork of the Salmon
ID · Gauge 13309220
5,670cfs
FLOODoptimal 3000–8000 cfs
Snake River — Hells Canyon
ID · Gauge 13290450
—cfs
—optimal 8000–30000 cfs
Selway River
ID · Gauge 13336500
14,300cfs
Highoptimal 2000–6000 cfs
South Fork Boise River
ID · Gauge 13173630
—cfs
—optimal 500–3000 cfs
Priest River
ID · Gauge 12395000
—cfs
—optimal 500–3000 cfs
Henry's Fork
ID · Gauge 13046000
1,410cfs
Optimaloptimal 600–2000 cfs
Salmon River
ID · Gauge 13310199
9,870cfs
Highoptimal 1400–4250 cfs
Rising slowly (+90 cfs/hr)
Snake River
ID · Gauge 13310199
9,870cfs
Highoptimal 1400–4250 cfs
Rising slowly (+90 cfs/hr)
Middle Fork Salmon River
ID · Gauge 13309220
5,670cfs
FLOODoptimal 725–2200 cfs
Saint Joe River
ID · Gauge
—cfs
—optimal cfs
Clearwater River
ID · Gauge 13341050
22,300cfs
Highoptimal 7000–21100 cfs
Rising (+300 cfs/hr)
Owyhee River
ID · Gauge 13176400
32.3cfs
Lowoptimal 130–400 cfs
South Fork of the Snake River
ID · Gauge 13341050
22,300cfs
Highoptimal 7000–21100 cfs
Rising (+300 cfs/hr)
Big Wood River
ID · Gauge 13139510
1,250cfs
Highoptimal 225–675 cfs
Bruneau River
ID · Gauge 13168500
170cfs
Lowoptimal 180–550 cfs
Blackfoot River
ID · Gauge 13066000
512cfs
Optimaloptimal 170–525 cfs
Snake River, Henry's Fork
ID · Gauge 13168500
170cfs
Lowoptimal 180–550 cfs
South Fork Owyhee River
ID · Gauge 13066000
512cfs
Optimaloptimal 170–525 cfs
Jarbidge River
ID · Gauge 13162225
20.3cfs
Optimaloptimal 15–50 cfs
Sheep Creek
ID · Gauge 13162225
20.3cfs
Optimaloptimal 15–50 cfs
Middle Fork Clearwater River
ID · Gauge
—cfs
—optimal cfs
North Fork Owyhee River
ID · Gauge
—cfs
—optimal cfs
Teton River
ID · Gauge 13055000
1,080cfs
Optimaloptimal 400–1250 cfs
Rising slowly (+40 cfs/hr)
Bear River
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Deep Creek
ID · Gauge 13055000
1,080cfs
Optimaloptimal 400–1250 cfs
Rising slowly (+40 cfs/hr)
Payette River, North Fork
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Payette River, South Fork
ID · Gauge 13235000
2,860cfs
Highoptimal 425–1250 cfs
Payette River
ID · Gauge 13246000
2,600cfs
Highoptimal 625–1900 cfs
West Fork Bruneau River
ID · Gauge 13235000
2,860cfs
Highoptimal 425–1250 cfs
Rogue River
OR · Gauge 14361500
2,370cfs
Optimaloptimal 1000–4000 cfs
Deschutes River
OR · Gauge 14092500
3,600cfs
Optimaloptimal 1500–5000 cfs
McKenzie River
OR · Gauge 14162500
2,240cfs
Optimaloptimal 600–3500 cfs
Illinois River
OR · Gauge 14377100
205cfs
Lowoptimal 800–3000 cfs
North Umpqua River
OR · Gauge 14317500
—cfs
—optimal 1000–4000 cfs
John Day River
OR · Gauge 14048000
694cfs
Lowoptimal 1000–5000 cfs
Clackamas River
OR · Gauge 14211000
—cfs
—optimal 800–4000 cfs
Sandy River
OR · Gauge 14142500
1,030cfs
Optimaloptimal 500–3000 cfs
Willamette River
OR · Gauge 14174000
6,900cfs
Lowoptimal 7000–21100 cfs
Owyhee River
OR · Gauge 13181000
97.3cfs
Lowoptimal 450–1300 cfs
Umpqua River
OR · Gauge 14321000
1,500cfs
Optimaloptimal cfs
Umpqua River, South Fork
OR · Gauge 14312000
372cfs
Optimaloptimal cfs
Grande Ronde River
OR · Gauge 13333000
3,350cfs
Optimaloptimal cfs
Rising slowly (+70 cfs/hr)
White River
OR · Gauge 14101500
122cfs
Optimaloptimal cfs
Alsea River
OR · Gauge 14306500
292cfs
Optimaloptimal cfs
North Fork John Day River
OR · Gauge 14046000
482cfs
Optimaloptimal cfs
Salmon River
OR · Gauge 14306500
292cfs
Optimaloptimal cfs
Donner und Blitzen River
OR · Gauge 10396000
153cfs
Optimaloptimal cfs
Siuslaw River
OR · Gauge 14307620
376cfs
Optimaloptimal cfs
Crooked River
OR · Gauge 14087380
—cfs
—optimal cfs
Molalla River
OR · Gauge 14198500
—cfs
—optimal cfs
Quartzville Creek
OR · Gauge 14185865
38.5cfs
Optimaloptimal cfs
Wallowa River
OR · Gauge 14198500
—cfs
—optimal cfs
North Fork Owyhee River
OR · Gauge 14185865
38.5cfs
Optimaloptimal cfs
S. Fork Alsea River
OR · Gauge
—cfs
—optimal cfs
Table Rock Fork
OR · Gauge
—cfs
—optimal cfs
Elk River
OR · Gauge
—cfs
—optimal cfs
North Fork Rogue River
OR · Gauge
—cfs
—optimal cfs
Wenatchee River
WA · Gauge 12462500
4,300cfs
Optimaloptimal 1500–5000 cfs
Methow River
WA · Gauge 12449950
4,220cfs
Highoptimal 800–3500 cfs
Rising slowly (+30 cfs/hr)
Skagit River
WA · Gauge 12178000
3,950cfs
Lowoptimal 4000–15000 cfs
Falling slowly (-30 cfs/hr)
Skykomish River
WA · Gauge 12134500
2,710cfs
Optimaloptimal 2500–7000 cfs
Sauk River
WA · Gauge 12189500
4,190cfs
Optimaloptimal 1500–7000 cfs
Rising slowly (+60 cfs/hr)
White Salmon River
WA · Gauge 14123500
835cfs
Optimaloptimal 500–2500 cfs
Tieton River
WA · Gauge 12492500
—cfs
—optimal 1500–3000 cfs
Green River
WA · Gauge 12113000
599cfs
Optimaloptimal 500–3000 cfs
Columbia River — Hanford Reach
WA · Gauge 12472800
129,000cfs
Optimaloptimal 80000–200000 cfs
Rising fast (+5,000 cfs/hr)
Okanogan River
WA · Gauge 12446995
47.6cfs
Optimaloptimal 25–70 cfs
Grande Ronde River
WA · Gauge 13333000
3,350cfs
Optimaloptimal cfs
Rising slowly (+70 cfs/hr)
Klickitat River
WA · Gauge 14113000
1,060cfs
Optimaloptimal 800–2350 cfs
Similkameen River
WA · Gauge 12442500
5,000cfs
Highoptimal 1150–3450 cfs
Yakima River
WA · Gauge 12484500
1,850cfs
Optimaloptimal 1200–3650 cfs
Sultan River
WA · Gauge 12138160
314cfs
Lowoptimal 400–1150 cfs
Youghiogheny River✓
PA · Gauge 03076500
3,450cfs
Optimaloptimal 1500–4000 cfs
Falling slowly (-60 cfs/hr)
Loyalsock Creek
PA · Gauge 01551850
—cfs
—optimal 400–2000 cfs
Pine Creek
PA · Gauge 01549700
2,630cfs
Highoptimal 300–1500 cfs
Clarion River
PA · Gauge 03028500
462cfs
Optimaloptimal 400–2000 cfs
Lehigh River
PA · Gauge 01451000
1,450cfs
Optimaloptimal 800–3500 cfs
Delaware River — Upper
PA · Gauge 01446700
—cfs
—optimal 2000–8000 cfs
Susquehanna River
PA · Gauge 01570500
65,500cfs
Highoptimal 5000–30000 cfs
Schuylkill River
PA · Gauge 01474500
1,930cfs
Optimaloptimal 500–3000 cfs
Juniata River
PA · Gauge 01567000
8,190cfs
FLOODoptimal 500–2500 cfs
Falling (-120 cfs/hr)
Slippery Rock Creek
PA · Gauge 03106500
898cfs
Optimaloptimal 200–1500 cfs
Kiskiminetas River
PA · Gauge 03048500
11,700cfs
FLOODoptimal 800–3500 cfs
Tohickon Creek
PA · Gauge 01459500
72.5cfs
Lowoptimal 300–1500 cfs
Little Juniata River
PA · Gauge 01558000
655cfs
Highoptimal 100–400 cfs
Lackawaxen River
PA · Gauge 01431500
563cfs
Optimaloptimal 200–800 cfs
Kettle Creek
PA · Gauge 01545000
918cfs
Highoptimal 80–400 cfs
Allegheny River
PA · Gauge 03025500
11,400cfs
Highoptimal 1500–8000 cfs
Penns Creek
PA · Gauge 01555000
502cfs
Optimaloptimal 150–700 cfs
Spring Creek
PA · Gauge 01546500
104cfs
Optimaloptimal 60–250 cfs
Slate Run
PA · Gauge 01548500
1,690cfs
FLOODoptimal 50–250 cfs
Falling slowly (-30 cfs/hr)
Brodhead Creek
PA · Gauge 01442500
363cfs
Optimaloptimal 100–500 cfs
West Branch Susquehanna River
PA · Gauge 01541303
1,380cfs
Highoptimal 450–1350 cfs
Delaware River
PA · Gauge 01438500
4,840cfs
Optimaloptimal 3000–8900 cfs
Falling slowly (-80 cfs/hr)
North Branch Susquehanna River
PA · Gauge 01541303
1,380cfs
Highoptimal 450–1350 cfs
Kiski-Conemaugh River
PA · Gauge 01438500
4,840cfs
Optimaloptimal 3000–8900 cfs
Falling slowly (-80 cfs/hr)
French Creek
PA · Gauge 03023100
1,220cfs
Optimaloptimal 825–2500 cfs
Raystown Branch Juniata River
PA · Gauge 01562000
3,500cfs
FLOODoptimal 475–1400 cfs
Ohio River
PA · Gauge 03086001
—cfs
—optimal cfs
Middle Susquehanna River
PA · Gauge 03021890
—cfs
—optimal cfs
Swatara Creek
PA · Gauge 01573000
319cfs
Optimaloptimal 300–875 cfs
Tidal Delaware River
PA · Gauge 01559790
—cfs
—optimal cfs
Conestoga River
PA · Gauge 01576500
184cfs
Lowoptimal 200–625 cfs
Conodoguinet Creek
PA · Gauge 01570000
583cfs
Optimaloptimal 300–900 cfs
Loyalhanna Creek
PA · Gauge 03045000
744cfs
Highoptimal 150–450 cfs
Yellow Breeches Creek
PA · Gauge 01571500
224cfs
Optimaloptimal 150–450 cfs
Monogahela River
PA · Gauge 01576500
184cfs
Lowoptimal 200–625 cfs
Shenango River
PA · Gauge 03102500
112cfs
Optimaloptimal 70–225 cfs
Flathead River — Middle Fork
MT · Gauge 12358500
13,700cfs
Highoptimal 2000–8000 cfs
Rising slowly (+100 cfs/hr)
Gallatin River
MT · Gauge 06043500
2,180cfs
Optimaloptimal 600–3000 cfs
Blackfoot River
MT · Gauge 12340000
5,140cfs
Highoptimal 1500–5000 cfs
Rising slowly (+40 cfs/hr)
Missouri River — Upper Missouri Breaks
MT · Gauge 06054500
3,350cfs
Lowoptimal 5000–15000 cfs
Stillwater River
MT · Gauge 06201800
—cfs
—optimal 800–3500 cfs
Yellowstone River
MT · Gauge 06192500
10,400cfs
Optimaloptimal 2000–15000 cfs
Rising (+300 cfs/hr)
Clark Fork
MT · Gauge 12340500
7,270cfs
Optimaloptimal 2000–10000 cfs
Rising slowly (+40 cfs/hr)
Big Hole River
MT · Gauge 06024540
845cfs
Optimaloptimal 500–3000 cfs
Madison River
MT · Gauge 06041000
1,160cfs
Optimaloptimal 800–3000 cfs
Missouri River
MT · Gauge
—cfs
—optimal cfs
South Fork Flathead River
MT · Gauge 12359800
13,100cfs
FLOODoptimal 1050–3200 cfs
Rising slowly (+100 cfs/hr)
Middle Fork Flathead River
MT · Gauge
—cfs
—optimal cfs
North Fork Flathead River
MT · Gauge 12355500
13,100cfs
FLOODoptimal 1500–4450 cfs
Swan River
MT · Gauge 12370000
2,950cfs
Highoptimal 575–1750 cfs
Nolichucky River✓
TN · Gauge 03467609
3,660cfs
Highoptimal 600–3000 cfs
Falling (-280 cfs/hr)
Obed Wild & Scenic River
TN · Gauge 03539800
—cfs
—optimal 400–2000 cfs
Hiwassee River
TN · Gauge 03566000
—cfs
—optimal 900–3500 cfs
Ocoee River✓
TN · Gauge 03559500
317cfs
Lowoptimal 1200–2500 cfs
Duck River
TN · Gauge 03599500
1,370cfs
Optimaloptimal 400–2500 cfs
Pigeon River
TN · Gauge 03461500
508cfs
Lowoptimal 800–3000 cfs
Elk River
TN · Gauge 03584500
—cfs
—optimal 300–2000 cfs
Caney Fork
TN · Gauge 03424860
717cfs
Optimaloptimal 200–1500 cfs
Falling slowly (-66 cfs/hr)
Tellico River
TN · Gauge 03518500
193cfs
Lowoptimal 300–1500 cfs
Holston River — South Holston Tailwater
TN · Gauge 03487650
—cfs
—optimal 300–2000 cfs
Abrams Creek
TN · Gauge 03518100
—cfs
—optimal 40–200 cfs
Citico Creek
TN · Gauge 03518400
—cfs
—optimal 30–180 cfs
Clinch River — Norris Tailwater
TN · Gauge 03534500
—cfs
—optimal 300–2500 cfs
Hatchie River
TN · Gauge 07029500
1,520cfs
Optimaloptimal 1200–3650 cfs
French Broad River
TN · Gauge 03455000
9,370cfs
Highoptimal 1500–4550 cfs
Rising fast (+890 cfs/hr)
Tennessee River
TN · Gauge 07029500
1,520cfs
Optimaloptimal 1200–3650 cfs
Wolf River
TN · Gauge 07030500
654cfs
Optimaloptimal 350–1000 cfs
Harpeth River
TN · Gauge 03433500
770cfs
Optimaloptimal 300–925 cfs
Clinch River
TN · Gauge 07030500
654cfs
Optimaloptimal 350–1000 cfs
Holston River
TN · Gauge 03490000
1,190cfs
Optimaloptimal 475–1400 cfs
Big South Fork Cumberland River
TN · Gauge 03433500
770cfs
Optimaloptimal 300–925 cfs
South Fork Holston River
TN · Gauge 03490000
1,190cfs
Optimaloptimal 475–1400 cfs
Buffalo River
TN · Gauge 03604000
1,110cfs
Optimaloptimal 375–1150 cfs
Little River
TN · Gauge 03498500
289cfs
Optimaloptimal 275–800 cfs
Clear Fork
TN · Gauge 03409500
124cfs
Lowoptimal 250–750 cfs
Obed River
TN · Gauge 03539800
—cfs
—optimal 525–1550 cfs
New River
TN · Gauge 03408500
215cfs
Lowoptimal 375–1150 cfs
Clear Creek
TN · Gauge 03539778
50cfs
Lowoptimal 160–475 cfs
Daddys Creek
TN · Gauge 03539600
295cfs
Optimaloptimal 140–400 cfs
American River — South Fork✓
CA · Gauge 11446500
1,940cfs
Optimaloptimal 800–4000 cfs
Rising slowly (+50 cfs/hr)
Tuolumne River
CA · Gauge 11274790
985cfs
Optimaloptimal 300–2500 cfs
Falling slowly (-35 cfs/hr)
Kern River
CA · Gauge 11189500
89.1cfs
Lowoptimal 400–2500 cfs
Trinity River
CA · Gauge 11530000
2,110cfs
Optimaloptimal 600–3500 cfs
Merced River
CA · Gauge 11264500
590cfs
Lowoptimal 600–3000 cfs
Klamath River
CA · Gauge 11530500
6,120cfs
Highoptimal 1000–6000 cfs
Stanislaus River
CA · Gauge 11302000
—cfs
—optimal 500–3000 cfs
Eel River
CA · Gauge 11477000
871cfs
Lowoptimal 1000–5000 cfs
Sacramento River
CA · Gauge 11377100
11,900cfs
Optimaloptimal 5000–15000 cfs
Yuba River
CA · Gauge 11421000
1,370cfs
Optimaloptimal 800–3000 cfs
Cache Creek
CA · Gauge 11451800
767cfs
Optimaloptimal 300–1500 cfs
Mokelumne River
CA · Gauge 11319500
—cfs
—optimal 500–2000 cfs
Smith River
CA · Gauge 11532500
681cfs
Lowoptimal 1000–5000 cfs
Feather River
CA · Gauge 11407000
—cfs
—optimal 800–3500 cfs
Russian River
CA · Gauge 11464000
187cfs
Lowoptimal 200–1500 cfs
Kings River
CA · Gauge 11218400
—cfs
—optimal 1000–4000 cfs
Napa River
CA · Gauge 11458000
35.3cfs
Lowoptimal 50–300 cfs
Truckee River
CA · Gauge 10346000
822cfs
Optimaloptimal 200–1500 cfs
Salmon River
CA · Gauge 11522500
684cfs
Lowoptimal 800–3000 cfs
Pit River
CA · Gauge 11365000
—cfs
—optimal 500–2500 cfs
Middle Fork Feather River
CA · Gauge
—cfs
—optimal cfs
South Fork Trinity River
CA · Gauge
—cfs
—optimal cfs
Middle Fork Eel River
CA · Gauge
—cfs
—optimal cfs
Middle Fork Kings River
CA · Gauge
—cfs
—optimal cfs
East Fork Carson River
CA · Gauge
—cfs
—optimal cfs
Mattole River
CA · Gauge 11469000
84.6cfs
Lowoptimal 625–1850 cfs
North Fork American River
CA · Gauge 11427000
406cfs
Optimaloptimal 400–1200 cfs
Stone Lakes
CA · Gauge 11469000
84.6cfs
Lowoptimal 625–1850 cfs
Scott River
CA · Gauge 11519500
195cfs
Lowoptimal 300–900 cfs
South Fork American River
CA · Gauge 11519500
195cfs
Lowoptimal 300–900 cfs
South Fork Eel River
CA · Gauge
—cfs
—optimal cfs
South Fork Kings River
CA · Gauge
—cfs
—optimal cfs
Clear Creek
CA · Gauge 11372000
246cfs
Optimaloptimal 100–300 cfs
New River
CA · Gauge 11372000
246cfs
Optimaloptimal 100–300 cfs
North Fork Feather River
CA · Gauge
—cfs
—optimal cfs
South Fork Yuba River
CA · Gauge
—cfs
—optimal cfs
North Fork Smith River
CA · Gauge
—cfs
—optimal cfs
North Fork Trinity River
CA · Gauge
—cfs
—optimal cfs
South Fork Merced River
CA · Gauge
—cfs
—optimal cfs
Middle Fork Smith River
CA · Gauge
—cfs
—optimal cfs
South Fork Smith River
CA · Gauge
—cfs
—optimal cfs
American River
CA · Gauge 11446700
—cfs
—optimal cfs
Shasta River
CA · Gauge 11517500
127cfs
Optimaloptimal 90–275 cfs
North Fork Eel River
CA · Gauge 11446700
—cfs
—optimal cfs
North Fork Mokelumne
CA · Gauge 11517500
127cfs
Optimaloptimal 90–275 cfs
Canyon Creek
CA · Gauge
—cfs
—optimal cfs
Van Duzen River
CA · Gauge 11478500
125cfs
Lowoptimal 425–1250 cfs
James River
VA · Gauge 02037500
4,600cfs
Optimaloptimal 2000–8000 cfs
Rising slowly (+30 cfs/hr)
Shenandoah River
VA · Gauge 01636500
6,110cfs
Highoptimal 500–4000 cfs
Rappahannock River
VA · Gauge 01668000
3,190cfs
Optimaloptimal 600–3500 cfs
Falling slowly (-30 cfs/hr)
New River — Virginia
VA · Gauge 03168000
3,890cfs
Optimaloptimal 1500–6000 cfs
Falling slowly (-60 cfs/hr)
Russell Fork✓
VA · Gauge 03208500
—cfs
—optimal 800–1500 cfs
Maury River
VA · Gauge 02024000
631cfs
Optimaloptimal 300–2000 cfs
Jackson River
VA · Gauge 02012500
—cfs
—optimal 200–1000 cfs
Potomac River — South Branch
VA · Gauge 01608500
8,910cfs
FLOODoptimal 300–2000 cfs
Clinch River
VA · Gauge 03524000
910cfs
Optimaloptimal 300–1500 cfs
Rising slowly (+31 cfs/hr)
Rapidan River
VA · Gauge 01667500
990cfs
Optimaloptimal 200–1200 cfs
Falling slowly (-30 cfs/hr)
Mossy Creek
VA · Gauge 01620850
—cfs
—optimal 20–120 cfs
Jackson River — Lake Moomaw Tailwater
VA · Gauge 02012500
—cfs
—optimal 300–1500 cfs
South River — Waynesboro
VA · Gauge 01626000
109cfs
Optimaloptimal 50–300 cfs
Virginia Seaside Water Trail
VA · Gauge
—cfs
—optimal cfs
Mathews County Blueways
VA · Gauge
—cfs
—optimal cfs
Pigg River
VA · Gauge 02058400
677cfs
Highoptimal 190–575 cfs
Falling slowly (-62 cfs/hr)
Meherrin River Trail
VA · Gauge 02058400
677cfs
Highoptimal 190–575 cfs
Falling slowly (-62 cfs/hr)
Mattaponi and Pamunkey Rivers Trail
VA · Gauge
—cfs
—optimal cfs
Dan River
VA · Gauge 02075045
1,850cfs
Optimaloptimal 1150–3400 cfs
Falling slowly (-60 cfs/hr)
Upper James River Water Trail
VA · Gauge 02075045
1,850cfs
Optimaloptimal 1150–3400 cfs
Falling slowly (-60 cfs/hr)
Rivanna River Water Trail
VA · Gauge
—cfs
—optimal cfs
Appomattox River
VA · Gauge 02041650
1,520cfs
Optimaloptimal 625–1850 cfs
Rising (+120 cfs/hr)
Rappahannock River Water Trail
VA · Gauge
—cfs
—optimal cfs
Suffolk Blue Water Trail
VA · Gauge
—cfs
—optimal cfs
Occoquan Water Trail
VA · Gauge
—cfs
—optimal cfs
Buggs Island- Beechwood Flats Water Trail
VA · Gauge
—cfs
—optimal cfs
Chickahominy Water Trail
VA · Gauge
—cfs
—optimal cfs
South Fork Shenandoah
VA · Gauge 01628500
1,920cfs
Highoptimal 525–1550 cfs
Maury River Water Trail
VA · Gauge
—cfs
—optimal cfs
Johns Creek
VA · Gauge 02017500
140cfs
Optimaloptimal 70–200 cfs
Cumberland River — Big South Fork
KY · Gauge 03410600
—cfs
—optimal 500–3000 cfs
Red River Gorge
KY · Gauge 03283500
1,660cfs
Highoptimal 200–1500 cfs
Green River
KY · Gauge 03308500
3,170cfs
FLOODoptimal 300–1200 cfs
Falling slowly (-60 cfs/hr)
Rockcastle River
KY · Gauge 03406500
2,920cfs
Highoptimal 300–1500 cfs
Rising (+300 cfs/hr)
South Elkhorn Creek
KY · Gauge 03287700
—cfs
—optimal 200–1000 cfs
Kentucky River
KY · Gauge 03284000
8,180cfs
Highoptimal 500–5000 cfs
Falling slowly (-30 cfs/hr)
Licking River
KY · Gauge 03253000
5,610cfs
Highoptimal 300–3000 cfs
Falling slowly (-30 cfs/hr)
Russell Creek
KY · Gauge 03307000
321cfs
Optimaloptimal 100–600 cfs
Cumberland River — Wolf Creek Tailwater
KY · Gauge 03401000
582cfs
Optimaloptimal 500–4000 cfs
Hatchery Creek
KY · Gauge
—cfs
—optimal 15–60 cfs
Slate Creek
KY · Gauge 03250190
530cfs
FLOODoptimal 70–200 cfs
Falling slowly (-54 cfs/hr)
Cumberland River
KY · Gauge 03404500
2,370cfs
Optimaloptimal 1700–5200 cfs
Gasper River
KY · Gauge 03250190
530cfs
FLOODoptimal 70–200 cfs
Falling slowly (-54 cfs/hr)
Trammel Fork
KY · Gauge 03404500
2,370cfs
Optimaloptimal 1700–5200 cfs
South Fork Licking River
KY · Gauge 03252500
4,010cfs
FLOODoptimal 375–1150 cfs
Falling slowly (-40 cfs/hr)
Upper Green River
KY · Gauge 03252500
4,010cfs
FLOODoptimal 375–1150 cfs
Falling slowly (-40 cfs/hr)
Little South Fork Cumberland River
KY · Gauge
—cfs
—optimal cfs
Barren River
KY · Gauge 03313000
—cfs
—optimal 775–2300 cfs
Buck Creek
KY · Gauge 03407500
586cfs
Highoptimal 140–425 cfs
Falling slowly (-26 cfs/hr)
West Fork Drakes Creek
KY · Gauge 03313700
163cfs
Optimaloptimal 100–300 cfs
Tygarts Creek
KY · Gauge 03217000
5,040cfs
FLOODoptimal 160–475 cfs
Red River
KY · Gauge 03282500
306cfs
Highoptimal 45–140 cfs
Elkhorn Creek
KY · Gauge 03289500
3,240cfs
FLOODoptimal 350–1050 cfs
Falling slowly (-100 cfs/hr)
Russell Fork
KY · Gauge 03209410
—cfs
—optimal cfs
Nantahala River✓
NC · Gauge 03504000
272cfs
Lowoptimal 600–1200 cfs
Chattooga River✓
NC · Gauge 02177000
1,370cfs
Highoptimal 500–2000 cfs
French Broad River
NC · Gauge 03451500
4,940cfs
Highoptimal 800–4000 cfs
Falling slowly (-40 cfs/hr)
Green River Narrows✓
NC · Gauge 02150000
—cfs
—optimal 200–600 cfs
Watauga River
NC · Gauge 03479000
120cfs
Lowoptimal 200–800 cfs
Nolichucky River — NC Section
NC · Gauge 03464500
—cfs
—optimal 400–2000 cfs
Tuckasegee River
NC · Gauge 03513000
1,500cfs
Optimaloptimal 300–2000 cfs
Falling slowly (-30 cfs/hr)
Linville River
NC · Gauge 02138500
274cfs
Optimaloptimal 200–1000 cfs
Davidson River
NC · Gauge 03441000
228cfs
Optimaloptimal 50–250 cfs
Upper Nantahala
NC · Gauge 03504000
272cfs
Lowoptimal 400–1500 cfs
Little Tennessee River
NC · Gauge 03503000
1,560cfs
Optimaloptimal 500–2500 cfs
Falling slowly (-60 cfs/hr)
Roanoke River
NC · Gauge 02080500
2,190cfs
Optimaloptimal 1000–5000 cfs
Cape Fear River
NC · Gauge 02105500
2,170cfs
Optimaloptimal 1000–5000 cfs
Neuse River
NC · Gauge 02087530
—cfs
—optimal 800–3000 cfs
Haw River
NC · Gauge 02096500
205cfs
Lowoptimal 300–1500 cfs
Hazel Creek
NC · Gauge 03514000
—cfs
—optimal 40–250 cfs
Wilson Creek
NC · Gauge 02140510
—cfs
—optimal 100–500 cfs
South Toe River
NC · Gauge 03463300
180cfs
Optimaloptimal 60–350 cfs
Fontana Lake
NC · Gauge
—cfs
—optimal cfs
Persimmon Lake
NC · Gauge
—cfs
—optimal cfs
Chatuge Lake
NC · Gauge
—cfs
—optimal cfs
Hiwassee River
NC · Gauge 03544970
155cfs
Optimaloptimal 60–190 cfs
Lumber River
NC · Gauge 02134170
172cfs
Lowoptimal 350–1100 cfs
Lake Santeelah
NC · Gauge 02134170
172cfs
Lowoptimal 350–1100 cfs
Valley River
NC · Gauge 03550000
165cfs
Optimaloptimal 130–375 cfs
Apalachia Lake
NC · Gauge
—cfs
—optimal cfs
Lake Glenville
NC · Gauge
—cfs
—optimal cfs
New River
NC · Gauge 03161000
399cfs
Optimaloptimal 225–650 cfs
Cashie River
NC · Gauge 0208111310
0.18cfs
Lowoptimal 50–160 cfs
Nantahala Lake
NC · Gauge 03161000
399cfs
Optimaloptimal 225–650 cfs
Oconaluftee River
NC · Gauge 03512000
518cfs
Optimaloptimal 250–775 cfs
Cheoah River
NC · Gauge 0351706800
170cfs
Optimaloptimal 110–325 cfs
West Fork Tuckasegee River
NC · Gauge 03512000
518cfs
Optimaloptimal 250–775 cfs
Green River
NC · Gauge
—cfs
—optimal cfs
Nolichucky River
NC · Gauge 03465500
—cfs
—optimal 700–2100 cfs
Colorado River — Grand Canyon✓
AZ · Gauge 09380000
6,180cfs
Lowoptimal 8000–25000 cfs
Salt River Canyon
AZ · Gauge 09498500
84.5cfs
Lowoptimal 800–4000 cfs
Verde River
AZ · Gauge 09504000
59.8cfs
Lowoptimal 300–2000 cfs
Oak Creek
AZ · Gauge 09504420
—cfs
—optimal 50–300 cfs
Black River
AZ · Gauge 09490500
31cfs
Lowoptimal 200–1500 cfs
Gila River — Gila Box
AZ · Gauge 09448500
22.9cfs
Lowoptimal 300–2000 cfs
San Francisco River
AZ · Gauge 09444500
14.2cfs
Lowoptimal 100–800 cfs
Fossil Creek
AZ · Gauge 09507480
58.3cfs
Optimaloptimal 40–200 cfs
Snake River — Snake River Canyon✓
WY · Gauge 13022500
11,300cfs
Optimaloptimal 4000–12000 cfs
Green River — Flaming Gorge
WY · Gauge 09217000
828cfs
Optimaloptimal 800–3500 cfs
North Platte River — Northgate Canyon
WY · Gauge 06620000
336cfs
Lowoptimal 600–3000 cfs
Wind River
WY · Gauge 06228000
342cfs
Lowoptimal 500–3000 cfs
Shoshone River
WY · Gauge 06285100
396cfs
Lowoptimal 800–4000 cfs
Hoback River
WY · Gauge 13019500
1,720cfs
Optimaloptimal 500–3000 cfs
Clarks Fork Yellowstone
WY · Gauge 06207500
5,520cfs
Highoptimal 800–3000 cfs
Falling (-110 cfs/hr)
Greys River
WY · Gauge 13023000
1,240cfs
Optimaloptimal 300–2000 cfs
North Platte River
WY · Gauge
—cfs
—optimal cfs
Bighorn River
WY · Gauge 06274300
1,600cfs
Optimaloptimal 850–2550 cfs
Rising slowly (+100 cfs/hr)
Snake River
WY · Gauge 13013650
8,070cfs
Highoptimal 1400–4200 cfs
Rising slowly (+90 cfs/hr)
Clarks Fork of The Yellowstone River
WY · Gauge 06274300
1,600cfs
Optimaloptimal 850–2550 cfs
Rising slowly (+100 cfs/hr)
Encampment River
WY · Gauge 06623800
364cfs
Highoptimal 60–170 cfs
North Fork Shoshone River
WY · Gauge 06279940
3,360cfs
FLOODoptimal 450–1300 cfs
Falling slowly (-80 cfs/hr)
Green River — Desolation Canyon
UT · Gauge 09315000
3,730cfs
Optimaloptimal 2000–10000 cfs
San Juan River
UT · Gauge 09379500
1,020cfs
Optimaloptimal 1000–4000 cfs
Colorado River — Cataract Canyon
UT · Gauge 09180500
3,420cfs
Lowoptimal 5000–30000 cfs
Provo River
UT · Gauge 10155500
180cfs
Lowoptimal 200–1000 cfs
Weber River
UT · Gauge 10128500
581cfs
Optimaloptimal 300–2000 cfs
Logan River
UT · Gauge 10109000
318cfs
Optimaloptimal 100–600 cfs
Dolores River
UT · Gauge 09180000
148cfs
Lowoptimal 800–5000 cfs
Colorado River — Westwater Canyon
UT · Gauge 09163500
3,400cfs
Optimaloptimal 3000–15000 cfs
Green River
UT · Gauge 09314700
3,980cfs
Optimaloptimal cfs
Colorado River
UT · Gauge 09180500
3,420cfs
Lowoptimal 3450–10400 cfs
Escalante River
UT · Gauge 09337500
0.18cfs
Lowoptimal 5–15 cfs
Dirty Devil River
UT · Gauge 09333500
23.9cfs
Lowoptimal 50–150 cfs
White River
UT · Gauge 09306500
223cfs
Lowoptimal 325–1000 cfs
Muddy Creek
UT · Gauge 09332100
17.8cfs
Optimaloptimal 15–45 cfs
Price River
UT · Gauge 09314500
24.5cfs
Lowoptimal 50–150 cfs
North Fork Virgin River
UT · Gauge 09405500
40.5cfs
Lowoptimal 50–140 cfs
San Rafael River
UT · Gauge 09328000
14.6cfs
Lowoptimal 70–200 cfs
Rio Grande — Taos Box
NM · Gauge 08276500
262cfs
Lowoptimal 800–3000 cfs
Rio Chama
NM · Gauge 08284100
117cfs
Lowoptimal 300–1500 cfs
Gila River
NM · Gauge 09430500
20.7cfs
Lowoptimal 100–800 cfs
Pecos River
NM · Gauge 08382650
7.7cfs
Lowoptimal 100–600 cfs
Red River
NM · Gauge 08266820
40cfs
Lowoptimal 100–500 cfs
San Antonio Creek
NM · Gauge
—cfs
—optimal 30–200 cfs
Canadian River
NM · Gauge 07211500
13.4cfs
Lowoptimal 100–800 cfs
Jemez River
NM · Gauge 08324000
14.2cfs
Lowoptimal 50–300 cfs
Rio Grande
NM · Gauge 08276500
262cfs
Lowoptimal 350–1100 cfs
Penobscot River — West Branch
ME · Gauge 01029500
1,340cfs
Lowoptimal 1500–4000 cfs
Allagash Wilderness Waterway
ME · Gauge 01011100
—cfs
—optimal 300–1200 cfs
Kennebec River — The Forks✓
ME · Gauge 01029200
282cfs
Lowoptimal 2000–8000 cfs
Dead River
ME · Gauge 01045000
—cfs
—optimal 2000–6000 cfs
St. Croix River
ME · Gauge 01021000
1,290cfs
Optimaloptimal 500–3000 cfs
Rapid River
ME · Gauge
—cfs
—optimal 400–1500 cfs
Machias River
ME · Gauge 01021500
—cfs
—optimal 300–1500 cfs
Seboeis River
ME · Gauge 01029200
282cfs
Lowoptimal 300–1500 cfs
Northern Forest Canoe Trail
ME · Gauge
—cfs
—optimal cfs
Allagash River
ME · Gauge 01011000
1,960cfs
Optimaloptimal 975–2950 cfs
Kennebec River
ME · Gauge 01042500
642cfs
Lowoptimal 1350–4050 cfs
West Branch Penobscot River
ME · Gauge 01042500
642cfs
Lowoptimal 1350–4050 cfs
Hudson River Gorge✓
NY · Gauge 01315500
2,930cfs
Optimaloptimal 2500–8000 cfs
Black River
NY · Gauge 04260500
6,410cfs
Highoptimal 800–4000 cfs
Salmon River
NY · Gauge 04250200
910cfs
Optimaloptimal 750–2500 cfs
Moose River — Bottom Moose
NY · Gauge 04252500
—cfs
—optimal 500–2500 cfs
Delaware River — Upper
NY · Gauge 01427510
1,970cfs
Optimaloptimal 1500–8000 cfs
Falling slowly (-30 cfs/hr)
Esopus Creek
NY · Gauge 01362500
519cfs
Optimaloptimal 300–2000 cfs
Sacandaga River
NY · Gauge 01321000
1,250cfs
Optimaloptimal 500–3000 cfs
Raquette River
NY · Gauge 04266500
1,560cfs
Optimaloptimal 500–3000 cfs
Beaverkill River
NY · Gauge 01420500
356cfs
Optimaloptimal 100–500 cfs
Mohawk River
NY · Gauge 01355475
—cfs
—optimal 500–4000 cfs
Genesee River
NY · Gauge 04231600
3,670cfs
Highoptimal 400–2500 cfs
Falling slowly (-70 cfs/hr)
West Branch Ausable River
NY · Gauge 04275500
775cfs
Optimaloptimal 150–800 cfs
Rising slowly (+44 cfs/hr)
Willowemoc Creek
NY · Gauge 01419500
83.7cfs
Optimaloptimal 80–400 cfs
Neversink River
NY · Gauge 01435000
106cfs
Optimaloptimal 60–400 cfs
Hudson River
NY · Gauge 01335754
10,700cfs
Optimaloptimal 4100–12200 cfs
Falling (-200 cfs/hr)
Northern Forest Canoe Trail
NY · Gauge 01335754
10,700cfs
Optimaloptimal 4100–12200 cfs
Falling (-200 cfs/hr)
Moose River
NY · Gauge 04254500
—cfs
—optimal 400–1200 cfs
Beaver River
NY · Gauge 04258000
628cfs
Optimaloptimal 325–950 cfs
Falling slowly (-50 cfs/hr)
Mongaup River
NY · Gauge 01433500
242cfs
Optimaloptimal 180–525 cfs
Chattooga River — Georgia Section
GA · Gauge 02177000
1,370cfs
Highoptimal 500–2000 cfs
Chattahoochee River — Metro Atlanta
GA · Gauge 02336000
1,870cfs
Optimaloptimal 750–2500 cfs
Falling (-260 cfs/hr)
Toccoa River
GA · Gauge 03559000
—cfs
—optimal 300–1200 cfs
Oconee River
GA · Gauge 02218300
1,210cfs
Optimaloptimal 500–3000 cfs
Falling slowly (-30 cfs/hr)
Etowah River
GA · Gauge 02392000
1,990cfs
Optimaloptimal 300–2000 cfs
Falling slowly (-50 cfs/hr)
Amicalola Creek
GA · Gauge 02390000
180cfs
Lowoptimal 200–1000 cfs
Broad River
GA · Gauge 02191300
821cfs
Optimaloptimal 300–2000 cfs
Coosawattee River
GA · Gauge 02383500
3,140cfs
Highoptimal 200–1500 cfs
Falling slowly (-30 cfs/hr)
Tallulah River
GA · Gauge 02178400
292cfs
Lowoptimal 500–900 cfs
Ocmulgee River
GA · Gauge 02215260
2,490cfs
Optimaloptimal 2300–6900 cfs
Satilla River
GA · Gauge 02228000
166cfs
Lowoptimal 1100–3250 cfs
Altahama River
GA · Gauge 02215260
2,490cfs
Optimaloptimal 2300–6900 cfs
Suwannee River
GA · Gauge 02314495
—cfs
—optimal cfs
Chattahoochee River
GA · Gauge 02334401
—cfs
—optimal cfs
Generals Cut
GA · Gauge 02314495
—cfs
—optimal cfs
Yellow River
GA · Gauge 02207300
—cfs
—optimal cfs
West Chickamauga Creek
GA · Gauge 03567340
287cfs
Optimaloptimal 140–425 cfs
Tallapoosa River
GA · Gauge 02411930
307cfs
Optimaloptimal 160–475 cfs
St. Croix River
MN · Gauge 05340500
3,150cfs
Optimaloptimal 2,000–8,000 cfs
Boundary Waters — Kawishiwi River
MN · Gauge 05124480
480cfs
Optimaloptimal 200–800 cfs
Kettle River
MN · Gauge 05336700
371cfs
Lowoptimal 400–2,500 cfs
St. Louis River
MN · Gauge 04024000
2,530cfs
Optimaloptimal 1,000–5,000 cfs
Crow Wing River
MN · Gauge 05244000
333cfs
Optimaloptimal 300–1,500 cfs
Root River
MN · Gauge 05385000
834cfs
Optimaloptimal 200–1200 cfs
Cloquet River
MN · Gauge 04023000
—cfs
—optimal 300–2000 cfs
Cannon River
MN · Gauge 05355200
429cfs
Optimaloptimal 200–1500 cfs
Whitewater River
MN · Gauge 05376500
—cfs
—optimal 30–200 cfs
Zumbro River
MN · Gauge 05374500
—cfs
—optimal 200–1500 cfs
Mississippi River
MN · Gauge 05227500
1,710cfs
Optimaloptimal 1450–4400 cfs
Red River of the North
MN · Gauge 05227500
1,710cfs
Optimaloptimal 1450–4400 cfs
Minnesota River
MN · Gauge 05316580
2,820cfs
Optimaloptimal 1600–4750 cfs
Red Lake River
MN · Gauge 05078500
282cfs
Optimaloptimal 170–525 cfs
Lake Superior
MN · Gauge 05316580
2,820cfs
Optimaloptimal 1600–4750 cfs
Big Fork River
MN · Gauge 05132000
543cfs
Optimaloptimal 375–1100 cfs
Otter Tail River
MN · Gauge 05030500
312cfs
Optimaloptimal 225–650 cfs
Des Moines River
MN · Gauge 05476590
1,320cfs
Optimaloptimal 525–1600 cfs
Little Fork River
MN · Gauge 05132000
543cfs
Optimaloptimal 375–1100 cfs
Rum River
MN · Gauge 05286000
345cfs
Optimaloptimal 325–1000 cfs
Crow River, North Fork
MN · Gauge 05476590
1,320cfs
Optimaloptimal 525–1600 cfs
Sauk River
MN · Gauge 05286000
345cfs
Optimaloptimal 325–1000 cfs
Blue Earth River
MN · Gauge 05320000
2,770cfs
Highoptimal 600–1800 cfs
Snake River
MN · Gauge 05338500
358cfs
Optimaloptimal 325–975 cfs
Crow River, South Fork
MN · Gauge 05320000
2,770cfs
Highoptimal 600–1800 cfs
Long Prairie River
MN · Gauge 05245100
158cfs
Optimaloptimal 90–275 cfs
Redwood River
MN · Gauge 05315000
40.6cfs
Optimaloptimal 40–130 cfs
Cottonwood River
MN · Gauge 05317000
687cfs
Highoptimal 225–650 cfs
Pine River
MN · Gauge 05245100
158cfs
Optimaloptimal 90–275 cfs
Chippewa River
MN · Gauge 05304500
587cfs
Optimaloptimal 225–675 cfs
Vermilion River
MN · Gauge 05129115
905cfs
Optimaloptimal 300–925 cfs
Watonwan River
MN · Gauge 05319500
1,090cfs
Highoptimal 225–675 cfs
Straight River
MN · Gauge 05353800
179cfs
Optimaloptimal 170–500 cfs
Pomme de Terre River
MN · Gauge 05129115
905cfs
Optimaloptimal 300–925 cfs
Cedar River
MN · Gauge 05457000
241cfs
Optimaloptimal 140–425 cfs
Zumbro River, North Branch
MN · Gauge 05353800
179cfs
Optimaloptimal 170–500 cfs
Zumbro River, Middle Fork
MN · Gauge 05457000
241cfs
Optimaloptimal 140–425 cfs
Zumbro River, South Branch
MN · Gauge 05372995
117cfs
Lowoptimal 120–350 cfs
Wolf River
WI · Gauge 04074950
351cfs
Lowoptimal 600–3,000 cfs
Namekagon River
WI · Gauge 05332000
—cfs
—optimal 200–800 cfs
Peshtigo River
WI · Gauge 04069500
803cfs
Optimaloptimal 800–3,000 cfs
Falling slowly (-37 cfs/hr)
Flambeau River
WI · Gauge 05359500
445cfs
Optimaloptimal 600–3,000 cfs
Kickapoo River
WI · Gauge 05408000
204cfs
Optimaloptimal 200–1,200 cfs
Black River
WI · Gauge 05381000
403cfs
Optimaloptimal 300–3000 cfs
Pine River
WI · Gauge 04064000
—cfs
—optimal 200–1000 cfs
Wisconsin River
WI · Gauge 05400800
—cfs
—optimal 2000–15000 cfs
Bois Brule River
WI · Gauge 04025500
136cfs
Optimaloptimal 100–500 cfs
Menominee River
WI · Gauge 04067500
3,060cfs
Optimaloptimal 500–3500 cfs
Milwaukee River
WI · Gauge 04087000
269cfs
Optimaloptimal 80–500 cfs
Fox River
WI · Gauge 04073365
935cfs
Optimaloptimal 500–1450 cfs
Lake Superior
WI · Gauge
—cfs
—optimal cfs
Baraboo River
WI · Gauge 054041665
184cfs
Optimaloptimal 150–450 cfs
Rock River
WI · Gauge 05424057
460cfs
Optimaloptimal 200–600 cfs
Totagatic River
WI · Gauge
—cfs
—optimal cfs
Sugar River
WI · Gauge 05436500
—cfs
—optimal 200–600 cfs
Brule River
WI · Gauge 04060993
304cfs
Optimaloptimal 170–525 cfs
Tomahawk River
WI · Gauge 05391000
596cfs
Optimaloptimal 325–1000 cfs
Sheboygan River
WI · Gauge 04086000
282cfs
Optimaloptimal 150–450 cfs
Montreal River
WI · Gauge 04060993
304cfs
Optimaloptimal 170–525 cfs
Manitowish River
WI · Gauge 05357335
69.4cfs
Optimaloptimal 35–100 cfs
South Fork Flambeau River
WI · Gauge 05359500
445cfs
Optimaloptimal 325–950 cfs
Popple River
WI · Gauge 04063700
67.9cfs
Optimaloptimal 60–170 cfs
Yahara River
WI · Gauge 05428500
121cfs
Optimaloptimal 90–250 cfs
Eau Claire River
WI · Gauge 05397500
—cfs
—optimal 130–375 cfs
Red River
WI · Gauge 04077630
167cfs
Optimaloptimal 70–200 cfs
White River
WI · Gauge 04027500
208cfs
Optimaloptimal 140–425 cfs
Red Cedar River
WI · Gauge 05367500
728cfs
Optimaloptimal 400–1250 cfs
St. Croix River
WI · Gauge 04077630
167cfs
Optimaloptimal 70–200 cfs
North Fork Flambeau River
WI · Gauge 04027500
208cfs
Optimaloptimal 140–425 cfs
Pike River
WI · Gauge 04066500
193cfs
Optimaloptimal 110–325 cfs
Chippewa River
WI · Gauge 05365500
—cfs
—optimal 2650–7900 cfs
Upper Iowa River
IA · Gauge 05388250
649cfs
Optimaloptimal 300–2,000 cfs
Yellow River State Forest
IA · Gauge 05389000
203cfs
Optimaloptimal 100–600 cfs
Maquoketa River
IA · Gauge 05418500
1,290cfs
Optimaloptimal 400–2,500 cfs
Cedar River
IA · Gauge 05464500
4,740cfs
Highoptimal 500–4,000 cfs
Des Moines River
IA · Gauge 05481650
5,990cfs
Optimaloptimal 1,000–8,000 cfs
Falling (-150 cfs/hr)
Wapsipinicon River
IA · Gauge 05421000
920cfs
Optimaloptimal 200–1,500 cfs
Turkey River
IA · Gauge 05412500
1,070cfs
Optimaloptimal 200–1,500 cfs
Volga River
IA · Gauge 05412400
287cfs
Optimaloptimal 100–600 cfs
Iowa River
IA · Gauge 05451770
1,600cfs
Optimaloptimal 800–2350 cfs
Mississippi River
IA · Gauge 05451770
1,600cfs
Optimaloptimal 800–2350 cfs
Little Sioux River
IA · Gauge 06605850
2,850cfs
Highoptimal 425–1300 cfs
Missouri River
IA · Gauge 06610000
34,300cfs
Optimaloptimal 17100–51400 cfs
Falling slowly (-100 cfs/hr)
North Raccoon River
IA · Gauge 05482430
—cfs
—optimal cfs
South Skunk River
IA · Gauge 05471050
792cfs
Optimaloptimal 325–975 cfs
Big Sioux River
IA · Gauge 06483950
1,510cfs
Optimaloptimal 1350–4100 cfs
East Nishnabotna River
IA · Gauge 06809210
229cfs
Optimaloptimal 140–425 cfs
East Fork Des Moines River
IA · Gauge 05478265
1,050cfs
Highoptimal 300–925 cfs
North River
IA · Gauge 05486000
278cfs
Optimaloptimal 100–300 cfs
North Skunk River
IA · Gauge 05472500
616cfs
Optimaloptimal 250–775 cfs
Skunk River
IA · Gauge 05478265
1,050cfs
Highoptimal 300–925 cfs
Middle River
IA · Gauge 05486490
283cfs
Optimaloptimal 150–450 cfs
West Nishnabotna River
IA · Gauge 06807410
313cfs
Optimaloptimal 180–525 cfs
Boone River
IA · Gauge 05480820
346cfs
Optimaloptimal 170–500 cfs
North Fork Maquoketa River
IA · Gauge 05418400
369cfs
Optimaloptimal 225–700 cfs
Grand River
IA · Gauge 05480820
346cfs
Optimaloptimal 170–500 cfs
Little Cedar River
IA · Gauge 05458000
544cfs
Highoptimal 110–325 cfs
South Raccoon River
IA · Gauge 05484000
569cfs
Optimaloptimal 275–825 cfs
Middle Raccoon River
IA · Gauge 05483450
261cfs
Optimaloptimal 130–375 cfs
Rock River
IA · Gauge 06483500
862cfs
Optimaloptimal 300–900 cfs
West Fork Cedar River
IA · Gauge 05458900
576cfs
Optimaloptimal 325–950 cfs
Winnebago River
IA · Gauge 05459500
516cfs
Highoptimal 170–500 cfs
Boyer River
IA · Gauge 06483500
862cfs
Optimaloptimal 300–900 cfs
Big Cedar Creek
IA · Gauge 05458900
576cfs
Optimaloptimal 325–950 cfs
Ocheyedan River
IA · Gauge 06605000
708cfs
Highoptimal 120–375 cfs
Black Hawk Creek
IA · Gauge 05463500
218cfs
Optimaloptimal 110–325 cfs
Buffalo Creek
IA · Gauge 06605000
708cfs
Highoptimal 120–375 cfs
Shell Rock River
IA · Gauge 05463500
218cfs
Optimaloptimal 110–325 cfs
South Fork Iowa River
IA · Gauge 05451210
200cfs
Optimaloptimal 90–275 cfs
English River
IA · Gauge 05455500
409cfs
Optimaloptimal 200–625 cfs
Chariton River
IA · Gauge 06904010
1,200cfs
Highoptimal 225–700 cfs
Lake Red Rock
IA · Gauge 05451210
200cfs
Optimaloptimal 90–275 cfs
Yellow River
IA · Gauge 05389000
203cfs
Optimaloptimal 100–300 cfs
Lizard Creek
IA · Gauge 05480080
—cfs
—optimal cfs
Raccoon River
IA · Gauge 05484650
2,880cfs
Optimaloptimal 1150–3500 cfs
Rathbun Lake
IA · Gauge 05480080
—cfs
—optimal cfs
Whitewater Creek
IA · Gauge 05484600
—cfs
—optimal cfs
Current River
MO · Gauge 07067000
1,090cfs
Optimaloptimal 400–2,000 cfs
Eleven Point River
MO · Gauge 07071500
429cfs
Optimaloptimal 300–1,500 cfs
St. Francis River
MO · Gauge 07037500
378cfs
Lowoptimal 400–2,500 cfs
Jacks Fork River
MO · Gauge 07065200
71.4cfs
Lowoptimal 200–1,500 cfs
Meramec River
MO · Gauge 07019000
1,950cfs
Optimaloptimal 500–3,000 cfs
Big River
MO · Gauge 07018500
377cfs
Optimaloptimal 200–1500 cfs
Gasconade River
MO · Gauge 06933500
1,180cfs
Optimaloptimal 300–3000 cfs
North Fork White River
MO · Gauge 07057500
439cfs
Optimaloptimal 200–1200 cfs
Missouri River
MO · Gauge 06906500
67,500cfs
Optimaloptimal 33800–101500 cfs
Falling slowly (-100 cfs/hr)
Grand River
MO · Gauge 06896900
785cfs
Optimaloptimal 575–1700 cfs
Black River
MO · Gauge 07063000
699cfs
Lowoptimal 725–2200 cfs
Big Piney River
MO · Gauge 06930000
251cfs
Lowoptimal 275–850 cfs
Osage River
MO · Gauge 06926510
34,800cfs
Highoptimal 6100–18400 cfs
Falling slowly (-100 cfs/hr)
Castor River
MO · Gauge 07021000
155cfs
Lowoptimal 275–825 cfs
Lamine River
MO · Gauge 06906800
240cfs
Optimaloptimal 225–700 cfs
Mississippi River
MO · Gauge 07021000
155cfs
Lowoptimal 275–825 cfs
Bourbeuse River
MO · Gauge 07015720
34.6cfs
Lowoptimal 70–200 cfs
Niangua River
MO · Gauge 06923250
218cfs
Optimaloptimal 180–550 cfs
Huzzah Creek
MO · Gauge 07014000
110cfs
Lowoptimal 140–425 cfs
James River
MO · Gauge 07050700
45.1cfs
Lowoptimal 120–375 cfs
Osage Fork Gasconade River
MO · Gauge 07014000
110cfs
Lowoptimal 140–425 cfs
Sac River
MO · Gauge 06919900
1,440cfs
Optimaloptimal 825–2500 cfs
Falling (-230 cfs/hr)
Shoal Creek
MO · Gauge 07187000
689cfs
Highoptimal 225–650 cfs
Elk River
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Bryant Creek
MO · Gauge 07058000
386cfs
Optimaloptimal 275–825 cfs
Blue River
MO · Gauge 06893500
75.5cfs
Lowoptimal 90–275 cfs
Courtois Creek
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Buffalo National River
AR · Gauge 07055646
40.6cfs
Lowoptimal 400–3,000 cfs
Cossatot River
AR · Gauge 07340300
477cfs
Optimaloptimal 300–2,000 cfs
Mulberry River
AR · Gauge 07252000
401cfs
Optimaloptimal 400–3,000 cfs
Rising slowly (+27 cfs/hr)
War Eagle Creek
AR · Gauge 07049000
201cfs
Optimaloptimal 200–1,500 cfs
Big Piney Creek
AR · Gauge 07257006
1,680cfs
Optimaloptimal 300–2,500 cfs
Rising slowly (+40 cfs/hr)
Kings River
AR · Gauge 07050500
609cfs
Optimaloptimal 200–2000 cfs
Illinois Bayou
AR · Gauge 07257500
1,850cfs
Highoptimal 200–1500 cfs
Rising fast (+370 cfs/hr)
Caddo River
AR · Gauge 07359610
232cfs
Optimaloptimal 200–1500 cfs
Bayou Bartholomew
AR · Gauge 07364150
248cfs
Lowoptimal 350–1050 cfs
Buffalo River
AR · Gauge 07056000
457cfs
Lowoptimal 550–1650 cfs
Crooked Creek
AR · Gauge 07055607
452cfs
Optimaloptimal 250–750 cfs
North Sylamore Creek
AR · Gauge 07060710
24.9cfs
Lowoptimal 25–70 cfs
Hurricane Creek
AR · Gauge 07055607
452cfs
Optimaloptimal 250–750 cfs
Richland Creek
AR · Gauge 07055875
355cfs
Highoptimal 60–180 cfs
Rising slowly (+45 cfs/hr)
Atchafalaya Basin
LA · Gauge 07381490
182,000cfs
Optimaloptimal 50000–200000 cfs
Falling fast (-1,000 cfs/hr)
Bogue Chitto River
LA · Gauge 07375085
—cfs
—optimal 300–2000 cfs
Whiskey Chitto Creek
LA · Gauge 08013720
—cfs
—optimal 200–1200 cfs
Tchefuncte River
LA · Gauge 07375000
528cfs
Optimaloptimal 100–600 cfs
Falling slowly (-25 cfs/hr)
Amite River
LA · Gauge 07378500
1,370cfs
Optimaloptimal 200–2,000 cfs
Tangipahoa River
LA · Gauge 07375500
1,000cfs
Optimaloptimal 200–1,200 cfs
Bayou Lacombe
LA · Gauge
—cfs
—optimal 50–300 cfs
Comite River
LA · Gauge 07378000
432cfs
Optimaloptimal 100–800 cfs
Falling slowly (-35 cfs/hr)
Bayou Teche
LA · Gauge 07385700
583cfs
Optimaloptimal 250–725 cfs
Black Creek
MS · Gauge 02479130
2,540cfs
Highoptimal 200–1200 cfs
Falling slowly (-50 cfs/hr)
Okatoma Creek
MS · Gauge 02472850
873cfs
Optimaloptimal 200–1000 cfs
Falling slowly (-35 cfs/hr)
Wolf River
MS · Gauge 02481500
—cfs
—optimal 100–800 cfs
Bowie Creek
MS · Gauge
—cfs
—optimal 100–600 cfs
Leaf River
MS · Gauge 02473000
9,130cfs
FLOODoptimal 300–3,000 cfs
Falling (-140 cfs/hr)
Pearl River
MS · Gauge 02482000
3,190cfs
Optimaloptimal 500–5,000 cfs
Chunky River
MS · Gauge 02475500
3,310cfs
FLOODoptimal 100–800 cfs
Falling slowly (-70 cfs/hr)
Tallahala Creek
MS · Gauge 02474500
—cfs
—optimal 100–800 cfs
Little River Canyon
AL · Gauge 02399200
443cfs
Optimaloptimal 300–2000 cfs
Cahaba River
AL · Gauge 02423500
100cfs
Lowoptimal 500–3000 cfs
Locust Fork of the Black Warrior
AL · Gauge 02455300
—cfs
—optimal 500–3000 cfs
Sipsey Fork
AL · Gauge 02450250
253cfs
Optimaloptimal 200–1,500 cfs
Mulberry Fork
AL · Gauge 02450000
2,640cfs
Highoptimal 300–2,000 cfs
Falling slowly (-90 cfs/hr)
Coosa River
AL · Gauge 02407000
—cfs
—optimal 1,000–8,000 cfs
Tallapoosa River
AL · Gauge 02414500
383cfs
Lowoptimal 500–4,000 cfs
Falling slowly (-59 cfs/hr)
Flint Creek
AL · Gauge 03575100
763cfs
FLOODoptimal 50–300 cfs
Alabama River
AL · Gauge 02428401
—cfs
—optimal cfs
Little River
AL · Gauge 02399200
443cfs
Optimaloptimal 225–700 cfs
Ichetucknee River
FL · Gauge 02322700
225cfs
Optimaloptimal 200–400 cfs
Peace River
FL · Gauge 02295637
9.74cfs
Lowoptimal 200–2000 cfs
Loxahatchee River
FL · Gauge 02277600
21.2cfs
Lowoptimal 50–300 cfs
Suwannee River
FL · Gauge 02320500
1,800cfs
Lowoptimal 2000–15000 cfs
Wekiva River
FL · Gauge 02235000
159cfs
Optimaloptimal 100–400 cfs
Rainbow River
FL · Gauge 02313100
491cfs
Highoptimal 200–400 cfs
Hillsborough River
FL · Gauge 02304500
0cfs
Lowoptimal 100–800 cfs
Santa Fe River
FL · Gauge 02321500
0.36cfs
Lowoptimal 200–1500 cfs
St. Johns River
FL · Gauge
—cfs
—optimal cfs
Putnam County Blueways
FL · Gauge
—cfs
—optimal cfs
Lower Suwannee River Trail
FL · Gauge
—cfs
—optimal cfs
Apalachicola River
FL · Gauge 02359170
13,000cfs
Optimaloptimal 11400–34300 cfs
Falling (-200 cfs/hr)
Everglades
FL · Gauge 253044080555900
—cfs
—optimal cfs
Upper Suwannee River Trail
FL · Gauge 02359170
13,000cfs
Optimaloptimal 11400–34300 cfs
Falling (-200 cfs/hr)
Withlacoochee River
FL · Gauge 02312598
38.8cfs
Lowoptimal 150–450 cfs
Choctawhatchee River
FL · Gauge 02365500
7,710cfs
Optimaloptimal 2650–8000 cfs
Rising slowly (+50 cfs/hr)
Lower Ochlockonee River State Trail
FL · Gauge 253044080555900
—cfs
—optimal cfs
Yellow River
FL · Gauge 02368000
1,760cfs
Highoptimal 575–1700 cfs
Saint Marys River
FL · Gauge 02312598
38.8cfs
Lowoptimal 150–450 cfs
Chipola River
FL · Gauge 02359000
1,900cfs
Optimaloptimal 750–2200 cfs
Timucuan Ecological And Historic Preserve Trail
FL · Gauge 02368000
1,760cfs
Highoptimal 575–1700 cfs
Myakka River
FL · Gauge 02298880
13cfs
Lowoptimal 130–400 cfs
Lower Suwannee National Wildlife Refuge Trail
FL · Gauge 02359000
1,900cfs
Optimaloptimal 750–2200 cfs
Lake Harris Run
FL · Gauge 02298880
13cfs
Lowoptimal 130–400 cfs
Shoal River State
FL · Gauge
—cfs
—optimal cfs
Little Manatee River
FL · Gauge 02300500
18.6cfs
Lowoptimal 80–250 cfs
Holmes Creek
FL · Gauge 02366000
3,530cfs
FLOODoptimal 350–1050 cfs
Blackwater River
FL · Gauge 02370000
761cfs
Highoptimal 170–525 cfs
Withlacoochee River North Trail
FL · Gauge 02300500
18.6cfs
Lowoptimal 80–250 cfs
Ochlockonee River
FL · Gauge 02329000
614cfs
Optimaloptimal 500–1550 cfs
Lake Louisa State Park Trail
FL · Gauge 02370000
761cfs
Highoptimal 170–525 cfs
Aucilla River
FL · Gauge 02326500
14.1cfs
Lowoptimal 180–525 cfs
Econfina Creek
FL · Gauge 02359500
602cfs
Optimaloptimal 275–800 cfs
Wekiva River/Rock Springs Run
FL · Gauge 02326500
14.1cfs
Lowoptimal 180–525 cfs
Lake Eustis Run
FL · Gauge 02359500
602cfs
Optimaloptimal 275–800 cfs
Econolockhatchee River
FL · Gauge
—cfs
—optimal cfs
Rock Springs Run
FL · Gauge
—cfs
—optimal cfs
Chattooga River — SC Section
SC · Gauge 02177000
1,370cfs
Highoptimal 500–2000 cfs
Saluda River
SC · Gauge 02169000
2,980cfs
Highoptimal 600–2500 cfs
Falling slowly (-40 cfs/hr)
Edisto River
SC · Gauge 02175000
601cfs
Optimaloptimal 300–2000 cfs
Broad River
SC · Gauge 02156500
4,830cfs
Optimaloptimal 500–5,000 cfs
Rising slowly (+40 cfs/hr)
Congaree River
SC · Gauge 02169500
16,000cfs
Highoptimal 2,000–15,000 cfs
Falling fast (-1,500 cfs/hr)
Little River
SC · Gauge 02162500
496cfs
Optimaloptimal 200–1,200 cfs
Falling slowly (-41 cfs/hr)
Waccamaw River
SC · Gauge 02110500
35.5cfs
Lowoptimal 300–2,000 cfs
Tyger River
SC · Gauge 02160105
—cfs
—optimal 200–1,500 cfs
Chattooga River — Main
SC · Gauge 02177000
1,370cfs
Highoptimal 800–3000 cfs
Enoree River
SC · Gauge 02160700
2,290cfs
Highoptimal 200–1000 cfs
Falling fast (-310 cfs/hr)
Lynches River
SC · Gauge 02132000
822cfs
Optimaloptimal 200–1000 cfs
Wateree River
SC · Gauge 02148000
5,140cfs
Highoptimal 1000–4000 cfs
Falling fast (-620 cfs/hr)
Pee Dee River
SC · Gauge 02131000
5,260cfs
Optimaloptimal 1500–6000 cfs
Rising (+140 cfs/hr)
Black River
SC · Gauge 02136000
126cfs
Lowoptimal 200–1000 cfs
Lumber River
SC · Gauge 02134500
364cfs
Optimaloptimal 200–800 cfs
Great Pee Dee River
SC · Gauge
—cfs
—optimal cfs
Little Pee Dee River
SC · Gauge 02132715
—cfs
—optimal cfs
Santee River
SC · Gauge 02171001
—cfs
—optimal cfs
South Fork Edisto River
SC · Gauge 02173000
1,090cfs
Highoptimal 350–1050 cfs
Upper Saluda River
SC · Gauge 021630005
—cfs
—optimal cfs
North Fork Edisto River
SC · Gauge 02173500
1,310cfs
Highoptimal 350–1100 cfs
Rising slowly (+100 cfs/hr)
Reedy River
SC · Gauge 02164110
191cfs
Optimaloptimal 100–300 cfs
Combahee River
SC · Gauge 02176150
—cfs
—optimal cfs
Catawba River
SC · Gauge 02147020
1,570cfs
Lowoptimal 2200–6600 cfs
Rising slowly (+40 cfs/hr)
Salkehatchie River
SC · Gauge 02175500
298cfs
Optimaloptimal 160–475 cfs
Pacolet River
SC · Gauge 02156370
741cfs
Optimaloptimal 375–1100 cfs
Falling slowly (-32 cfs/hr)
Chauga River
SC · Gauge 344108083090600
—cfs
—optimal cfs
Ashley River
SC · Gauge 021720825
—cfs
—optimal cfs
Chattooga River
SC · Gauge 02177000
1,370cfs
Highoptimal 325–975 cfs
South Tyger River
SC · Gauge 02158408
87.9cfs
Optimaloptimal 60–190 cfs
Stevens Creek
SC · Gauge 02196000
2,780cfs
FLOODoptimal 200–600 cfs
Falling slowly (-60 cfs/hr)
Waccamaw River / ICW
SC · Gauge 02177000
1,370cfs
Highoptimal 325–975 cfs
Coosaw River / ICW
SC · Gauge 02158408
87.9cfs
Optimaloptimal 60–190 cfs
Twelve Mile River
SC · Gauge 02186000
133cfs
Optimaloptimal 90–275 cfs
Stono River
SC · Gauge 021721675
—cfs
—optimal cfs
Coosawhatchie River
SC · Gauge 021765182
—cfs
—optimal cfs
South Saluda River
SC · Gauge 02162290
12.3cfs
Lowoptimal 20–60 cfs
North Saluda River
SC · Gauge 021623975
37.4cfs
Optimaloptimal 35–100 cfs
Middle Saluda River
SC · Gauge 02162350
74.9cfs
Optimaloptimal 30–90 cfs
Lawsons Fork Creek
SC · Gauge 02156300
118cfs
Optimaloptimal 60–180 cfs
Lower Saluda River
SC · Gauge 021765182
—cfs
—optimal cfs
North Tyger River
SC · Gauge 02157000
76.2cfs
Optimaloptimal 35–100 cfs
Town Creek
SC · Gauge 021623975
37.4cfs
Optimaloptimal 35–100 cfs
Niobrara River
NE · Gauge 06461500
553cfs
Optimaloptimal 300–1500 cfs
Dismal River
NE · Gauge 06775900
262cfs
Optimaloptimal 100–400 cfs
Platte River
NE · Gauge 06770500
810cfs
Lowoptimal 2000–15000 cfs
Calamus River
NE · Gauge 06787000
—cfs
—optimal 100–400 cfs
Loup River
NE · Gauge 06792500
1,230cfs
Optimaloptimal 500–3000 cfs
Elkhorn River
NE · Gauge 06798900
—cfs
—optimal 300–3000 cfs
Republican River
NE · Gauge 06843500
—cfs
—optimal 200–2000 cfs
Middle Loup River
NE · Gauge 06775500
506cfs
Optimaloptimal 200–1000 cfs
Lower Elkhorn River
NE · Gauge 06799350
734cfs
Optimaloptimal 575–1700 cfs
Upper Elkhorn RIver
NE · Gauge 06799315
626cfs
Optimaloptimal 500–1500 cfs
Cedar River
NE · Gauge
—cfs
—optimal cfs
Missouri River — Below Fort Randall
SD · Gauge 06452000
—cfs
—optimal 15000–40000 cfs
Big Sioux River
SD · Gauge 06485500
1,620cfs
Optimaloptimal 500–3000 cfs
Cheyenne River
SD · Gauge 06408650
46.6cfs
Lowoptimal 500–5000 cfs
Spearfish Creek
SD · Gauge 06431500
45.2cfs
Lowoptimal 50–300 cfs
Rapid Creek
SD · Gauge 06414000
54cfs
Optimaloptimal 50–400 cfs
James River
SD · Gauge 06477000
941cfs
Optimaloptimal 200–2000 cfs
White River
SD · Gauge 06452000
907cfs
Optimaloptimal 100–1000 cfs
Vermillion River
SD · Gauge 06478690
9.73cfs
Lowoptimal 100–800 cfs
Missouri River
SD · Gauge 06453020
—cfs
—optimal cfs
Little Missouri River
ND · Gauge 06337000
25.5cfs
Lowoptimal 200–3000 cfs
Sheyenne River
ND · Gauge 05059000
775cfs
Optimaloptimal 200–2000 cfs
Missouri River — Lake Sakakawea to Bismarck
ND · Gauge 06340500
61.4cfs
Optimaloptimal 10000–30000 cfs
Pembina River
ND · Gauge 05099600
581cfs
Optimaloptimal 100–800 cfs
Heart River
ND · Gauge 06349000
47.2cfs
Lowoptimal 100–1000 cfs
Knife River
ND · Gauge 06340500
61.4cfs
Optimaloptimal 50–500 cfs
Cannonball River
ND · Gauge 06354000
45cfs
Lowoptimal 50–500 cfs
Flint Hills — South Fork Cottonwood
KS · Gauge
—cfs
—optimal 200–1500 cfs
Kansas (Kaw) River
KS · Gauge 06891000
8,060cfs
Optimaloptimal 2000–15000 cfs
Fall River
KS · Gauge 07168500
—cfs
—optimal 200–1200 cfs
Cottonwood River
KS · Gauge 07182250
218cfs
Optimaloptimal 200–2000 cfs
Neosho River
KS · Gauge 07179730
392cfs
Optimaloptimal 300–3000 cfs
Solomon River
KS · Gauge 06876000
48.9cfs
Lowoptimal 200–1500 cfs
Smoky Hill River
KS · Gauge 06864500
62.1cfs
Lowoptimal 100–1000 cfs
Marais des Cygnes River
KS · Gauge 06913500
1,140cfs
Optimaloptimal 200–2000 cfs
Falling slowly (-40 cfs/hr)
Arkansas River
KS · Gauge 07143330
115cfs
Lowoptimal 250–725 cfs
Kansas River
KS · Gauge 06888350
6,030cfs
Optimaloptimal 2750–8300 cfs
Illinois River
OK · Gauge 07196500
883cfs
Optimaloptimal 400–2000 cfs
Lower Mountain Fork
OK · Gauge 07339000
508cfs
Optimaloptimal 200–1500 cfs
Falling slowly (-39 cfs/hr)
Blue River
OK · Gauge 07332500
453cfs
Optimaloptimal 100–800 cfs
Falling slowly (-51 cfs/hr)
Kiamichi River
OK · Gauge 07335700
265cfs
Optimaloptimal 200–2000 cfs
Glover River
OK · Gauge 07337900
507cfs
Optimaloptimal 100–1000 cfs
Baron Fork Creek
OK · Gauge 07197000
95.1cfs
Lowoptimal 100–800 cfs
Caney River
OK · Gauge 07174500
—cfs
—optimal 200–1500 cfs
Washita River
OK · Gauge 07325000
16.1cfs
Lowoptimal 200–2000 cfs
Rio Grande — Big Bend
TX · Gauge 08374550
11.6cfs
Lowoptimal 300–2000 cfs
Brazos River
TX · Gauge 08088000
13cfs
Lowoptimal 300–3000 cfs
San Marcos River
TX · Gauge 08170500
82.8cfs
Lowoptimal 100–400 cfs
Guadalupe River
TX · Gauge 08167500
477cfs
Optimaloptimal 150–500 cfs
Devils River
TX · Gauge 08449100
11.4cfs
Lowoptimal 100–800 cfs
Colorado River — Austin
TX · Gauge 08158000
179cfs
Lowoptimal 500–3000 cfs
Llano River
TX · Gauge 08150000
196cfs
Optimaloptimal 100–1000 cfs
Medina River
TX · Gauge 08178880
20.8cfs
Lowoptimal 50–500 cfs
Frio River
TX · Gauge 08195000
27.6cfs
Lowoptimal 50–300 cfs
Comal River
TX · Gauge 08169000
189cfs
Lowoptimal 200–400 cfs
Blanco River
TX · Gauge 08171000
6.91cfs
Lowoptimal 50–300 cfs
Nueces River
TX · Gauge 08190000
89.2cfs
Lowoptimal 100–500 cfs
Sabine River
TX · Gauge 08022040
721cfs
Optimaloptimal 500–3000 cfs
Rio Grande
TX · Gauge 08375300
91.5cfs
Lowoptimal 325–950 cfs
Truckee River
NV · Gauge 10348000
678cfs
Optimaloptimal 300–1200 cfs
Carson River — East Fork
NV · Gauge 10309000
441cfs
Optimaloptimal 200–800 cfs
Humboldt River
NV · Gauge 10322500
81.8cfs
Lowoptimal 100–800 cfs
Walker River
NV · Gauge 10301500
162cfs
Optimaloptimal 50–300 cfs
East Walker River
NV · Gauge 10293000
149cfs
Optimaloptimal 30–150 cfs
Jarbidge River
NV · Gauge 13162500
—cfs
—optimal 20–100 cfs
Bruneau River
NV · Gauge 13168500
170cfs
Lowoptimal 300–1500 cfs
Colorado River
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
Carson River
NV · Gauge 10311750
345cfs
Optimaloptimal 250–725 cfs
Ruby Lake
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
South Fork Owyhee River
NV · Gauge 10311750
345cfs
Optimaloptimal 250–725 cfs
Cuyahoga River
OH · Gauge 04208000
1,010cfs
Optimaloptimal 300–1500 cfs
Mohican River
OH · Gauge 03136000
—cfs
—optimal 300–1500 cfs
Black Fork Mohican River
OH · Gauge 03131500
—cfs
—optimal 150–800 cfs
Little Miami River
OH · Gauge 03245500
7,390cfs
FLOODoptimal 300–2000 cfs
Falling (-220 cfs/hr)
Grand River
OH · Gauge 04212100
745cfs
Optimaloptimal 300–2,000 cfs
Hocking River
OH · Gauge 03159500
3,160cfs
Highoptimal 200–1,500 cfs
Rising (+140 cfs/hr)
Vermilion River
OH · Gauge 04199500
214cfs
Optimaloptimal 200–1000 cfs
Mad River
OH · Gauge 03267000
551cfs
Optimaloptimal 200–1200 cfs
Tuscarawas River
OH · Gauge 03115900
—cfs
—optimal 500–3000 cfs
Kokosing River
OH · Gauge 03136500
827cfs
Highoptimal 100–400 cfs
Falling slowly (-36 cfs/hr)
Olentangy River
OH · Gauge 03226800
818cfs
Highoptimal 150–600 cfs
Falling slowly (-55 cfs/hr)
Scioto River
OH · Gauge 03227500
10,700cfs
FLOODoptimal 500–3000 cfs
Falling (-300 cfs/hr)
Maumee River
OH · Gauge 04193500
4,920cfs
Optimaloptimal 1000–5000 cfs
Falling slowly (-100 cfs/hr)
Chagrin River
OH · Gauge 04209000
213cfs
Optimaloptimal 100–500 cfs
Great Miami River
OH · Gauge 03274000
28,300cfs
FLOODoptimal 300–2500 cfs
Falling (-200 cfs/hr)
Sandusky River
OH · Gauge 04197137
2,200cfs
Highoptimal 525–1600 cfs
Falling slowly (-80 cfs/hr)
Muskingum River
OH · Gauge 03150000
28,100cfs
Highoptimal 5000-25000 cfs
Falling (-200 cfs/hr)
Raccoon Creek
OH · Gauge 03202000
2,930cfs
FLOODoptimal 325–975 cfs
Mahoning River
OH · Gauge 03091500
1,380cfs
FLOODoptimal 150–450 cfs
Wills Creek
OH · Gauge 03142000
3,320cfs
FLOODoptimal 225–700 cfs
Rising slowly (+40 cfs/hr)
Auglaize River
OH · Gauge 04186500
153cfs
Optimaloptimal 150–450 cfs
Paint Creek
OH · Gauge 03232000
1,570cfs
FLOODoptimal 130–400 cfs
Rising slowly (+30 cfs/hr)
Blanchard River
OH · Gauge 04189000
242cfs
Optimaloptimal 140–425 cfs
Killbuck Creek
OH · Gauge 03139000
1,480cfs
Highoptimal 225–675 cfs
Big Darby Creek
OH · Gauge 395339083130100
—cfs
—optimal cfs
Big Walnut Creek
OH · Gauge 03228500
3,230cfs
FLOODoptimal 110–325 cfs
Falling (-180 cfs/hr)
Black River
OH · Gauge 04200500
180cfs
Optimaloptimal 180–550 cfs
Little Muskingum River
OH · Gauge 03115400
2,250cfs
FLOODoptimal 140–425 cfs
Falling (-180 cfs/hr)
Symmes Creek
OH · Gauge 03205470
2,090cfs
FLOODoptimal 170–500 cfs
Licking River
OH · Gauge 03146500
6,320cfs
FLOODoptimal 325–975 cfs
Falling fast (-370 cfs/hr)
Deer Creek
OH · Gauge 03230800
8,140cfs
FLOODoptimal 130–375 cfs
Falling (-120 cfs/hr)
Stillwater River
OH · Gauge 03265000
5,040cfs
FLOODoptimal 250–725 cfs
Falling fast (-330 cfs/hr)
Huron River
OH · Gauge 04199000
273cfs
Optimaloptimal 170–525 cfs
Saint Marys River
OH · Gauge 03146500
6,320cfs
FLOODoptimal 325–975 cfs
Falling fast (-370 cfs/hr)
Conneaut Creek
OH · Gauge 04213000
182cfs
Optimaloptimal 140–425 cfs
Ohio Brush Creek
OH · Gauge 03237500
979cfs
Highoptimal 225–700 cfs
Alum Creek
OH · Gauge 03228805
17.8cfs
Lowoptimal 60–170 cfs
Duck Creek
OH · Gauge 03115786
2,470cfs
FLOODoptimal 170–500 cfs
Falling slowly (-80 cfs/hr)
East Branch Chagrin River
OH · Gauge 04213000
182cfs
Optimaloptimal 140–425 cfs
North Fork Paint Creek
OH · Gauge 03237500
979cfs
Highoptimal 225–700 cfs
Twin Creek
OH · Gauge 03272000
3,720cfs
FLOODoptimal 140–425 cfs
Falling fast (-380 cfs/hr)
Salt Creek
OH · Gauge 03115786
2,470cfs
FLOODoptimal 170–500 cfs
Falling slowly (-80 cfs/hr)
Sugar Creek
OH · Gauge 03124500
1,330cfs
FLOODoptimal 160–475 cfs
Rising (+210 cfs/hr)
Saint Joseph River
OH · Gauge 03272000
3,720cfs
FLOODoptimal 140–425 cfs
Falling fast (-380 cfs/hr)
Ottawa River
OH · Gauge 04187100
82.6cfs
Optimaloptimal 60–190 cfs
Little Beaver Creek
OH · Gauge 03109500
866cfs
Highoptimal 275–800 cfs
Sandy Creek
OH · Gauge 03117500
700cfs
Highoptimal 140–425 cfs
East Branch Ashtabula River
OH · Gauge 04187100
82.6cfs
Optimaloptimal 60–190 cfs
Greenville Creek
OH · Gauge 03264000
1,650cfs
FLOODoptimal 100–300 cfs
Ashtabula River
OH · Gauge 03117500
700cfs
Highoptimal 140–425 cfs
Captina Creek
OH · Gauge 03113990
527cfs
Highoptimal 90–275 cfs
Conotton Creek
OH · Gauge 03264000
1,650cfs
FLOODoptimal 100–300 cfs
Loramie Creek
OH · Gauge 03261950
1,350cfs
FLOODoptimal 80–225 cfs
White Oak Creek
OH · Gauge 03238495
757cfs
Highoptimal 160–475 cfs
Falling slowly (-62 cfs/hr)
Scioto Brush Creek
OH · Gauge 03113990
527cfs
Highoptimal 90–275 cfs
Pymatuning Creek
OH · Gauge 03102950
—cfs
—optimal 60–190 cfs
Caesar Creek
OH · Gauge 03242350
—cfs
—optimal 120–375 cfs
Rocky River
OH · Gauge 04201500
134cfs
Lowoptimal 160–475 cfs
Sunfish Creek
OH · Gauge 03102950
—cfs
—optimal 60–190 cfs
Little Darby Creek
OH · Gauge 03230310
1,570cfs
FLOODoptimal 90–275 cfs
Rising slowly (+30 cfs/hr)
Tinkers Creek
OH · Gauge 04207200
75.9cfs
Optimaloptimal 70–225 cfs
Little Scioto River
OH · Gauge 04201500
134cfs
Lowoptimal 160–475 cfs
Portage River
OH · Gauge 04195820
351cfs
Optimaloptimal 275–800 cfs
Walhonding River
OH · Gauge 03138500
—cfs
—optimal 500-3000 cfs
Buck Creek
OH · Gauge 03268100
—cfs
—optimal cfs
Whitewater River
IN · Gauge 03275000
3,430cfs
Highoptimal 400–2000 cfs
Falling (-210 cfs/hr)
Sugar Creek
IN · Gauge 03361630
—cfs
—optimal 300–1500 cfs
Blue River
IN · Gauge 03303000
1,700cfs
Highoptimal 200–800 cfs
Falling slowly (-30 cfs/hr)
Tippecanoe River
IN · Gauge 03333050
1,220cfs
Optimaloptimal 500–2000 cfs
Muscatatuck River
IN · Gauge 03367000
—cfs
—optimal 200–800 cfs
Eel River
IN · Gauge 03328000
206cfs
Optimaloptimal 200–700 cfs
Wildcat Creek
IN · Gauge 03335000
334cfs
Optimaloptimal 150–600 cfs
Wabash River
IN · Gauge 03340500
9,480cfs
Optimaloptimal 1500–10000 cfs
Falling slowly (-80 cfs/hr)
White River
IN · Gauge 03353000
4,300cfs
Highoptimal 400–3000 cfs
Ohio River
IN · Gauge 03294560
—cfs
—optimal cfs
East Fork White River
IN · Gauge 03371500
21,000cfs
FLOODoptimal 2350–7000 cfs
Kankakee River
IN · Gauge 05520500
1,870cfs
Optimaloptimal 1100–3250 cfs
Mississinewa River
IN · Gauge 03326500
1,100cfs
Highoptimal 350–1000 cfs
Rising (+252 cfs/hr)
Iroquois River
IN · Gauge 05524500
136cfs
Lowoptimal 225–650 cfs
Flatrock River
IN · Gauge 03363400
—cfs
—optimal cfs
Big Walnut Creek
IN · Gauge 03357330
928cfs
FLOODoptimal 80–250 cfs
Falling slowly (-36 cfs/hr)
Saint Joseph River - South Bend
IN · Gauge 05524500
136cfs
Lowoptimal 225–650 cfs
Elkhart River
IN · Gauge 04100500
453cfs
Optimaloptimal 275–825 cfs
South Branch Elkhart River
IN · Gauge 03357330
928cfs
FLOODoptimal 80–250 cfs
Falling slowly (-36 cfs/hr)
Pigeon River
IN · Gauge 04099750
261cfs
Optimaloptimal 180–550 cfs
Saint Joseph River - Fort Wayne
IN · Gauge 04099750
261cfs
Optimaloptimal 180–550 cfs
Big Pine Creek
IN · Gauge 033356848
44.3cfs
Lowoptimal 90–250 cfs
Fawn River
IN · Gauge 033356848
44.3cfs
Lowoptimal 90–250 cfs
Maumee River
IN · Gauge 04183000
1,200cfs
Optimaloptimal 950–2800 cfs
Deep River
IN · Gauge 04093000
61.8cfs
Optimaloptimal 60–190 cfs
Driftwood River
IN · Gauge 03363000
7,310cfs
FLOODoptimal 625–1850 cfs
Rising (+180 cfs/hr)
Vermilion River
IL · Gauge 05555300
515cfs
Optimaloptimal 300–1200 cfs
Cache River
IL · Gauge 03612000
6.28cfs
Lowoptimal 100–500 cfs
Kankakee River
IL · Gauge 05527500
2,910cfs
Optimaloptimal 500–3000 cfs
Falling slowly (-70 cfs/hr)
Fox River
IL · Gauge 05551000
893cfs
Optimaloptimal 800–2500 cfs
Des Plaines River
IL · Gauge 05532500
327cfs
Optimaloptimal 300–1200 cfs
Mackinaw River
IL · Gauge 05568000
439cfs
Optimaloptimal 200–800 cfs
Sangamon River
IL · Gauge 05576000
451cfs
Lowoptimal 500–2000 cfs
Falling slowly (-25 cfs/hr)
Apple River
IL · Gauge 05419000
75.3cfs
Lowoptimal 100–400 cfs
Rock River
IL · Gauge 05441500
—cfs
—optimal 500–4000 cfs
Kankakee River
IL · Gauge 05520500
1,870cfs
Optimaloptimal 400–3000 cfs
Mississippi River
IL · Gauge
—cfs
—optimal cfs
Kaskaskia River
IL · Gauge 05592100
2,040cfs
Highoptimal 600–1800 cfs
Falling slowly (-80 cfs/hr)
Illinois River
IL · Gauge 05568500
11,400cfs
Optimaloptimal 8200–24500 cfs
Falling (-300 cfs/hr)
Wabash River
IL · Gauge 03343010
12,800cfs
Optimaloptimal 7300–21900 cfs
Rising slowly (+100 cfs/hr)
Embarras River
IL · Gauge 05592100
2,040cfs
Highoptimal 600–1800 cfs
Falling slowly (-80 cfs/hr)
Spoon River
IL · Gauge 05569500
367cfs
Lowoptimal 400–1150 cfs
Kishwaukee River
IL · Gauge 05438500
249cfs
Optimaloptimal 200–625 cfs
Ohio River
IL · Gauge 03384500
—cfs
—optimal 95400–286200 cfs
La Moine River
IL · Gauge 05569500
367cfs
Lowoptimal 400–1150 cfs
Lake Michigan
IL · Gauge 05438500
249cfs
Optimaloptimal 200–625 cfs
Pecatonica River
IL · Gauge 05435500
802cfs
Optimaloptimal 525–1550 cfs
Iroquois River
IL · Gauge 05525000
180cfs
Lowoptimal 300–925 cfs
Calumet River
IL · Gauge 05536368
—cfs
—optimal cfs
DuPage River
IL · Gauge 05540228
39.7cfs
Lowoptimal 45–130 cfs
North Branch Chicago River
IL · Gauge 05536000
49.2cfs
Lowoptimal 60–170 cfs
Chicago River
IL · Gauge 05536000
49.2cfs
Lowoptimal 60–170 cfs
West Branch DuPage River
IL · Gauge 05536000
49.2cfs
Lowoptimal 60–170 cfs
Nippersink Creek
IL · Gauge 05548280
107cfs
Optimaloptimal 80–250 cfs
Salt Creek
IL · Gauge 05531300
66.7cfs
Lowoptimal 80–225 cfs
Middle Fork Vermillion River
IL · Gauge 05548280
107cfs
Optimaloptimal 80–250 cfs
Androscoggin River
NH · Gauge 01053600
2,130cfs
Optimaloptimal 800–4000 cfs
Rising slowly (+40 cfs/hr)
Saco River
NH · Gauge 01064500
1,020cfs
Optimaloptimal 400–2000 cfs
Pemigewasset River
NH · Gauge 01076500
1,100cfs
Optimaloptimal 400–2000 cfs
Connecticut River
NH · Gauge 01138500
3,760cfs
Optimaloptimal 2000–10000 cfs
Falling (-110 cfs/hr)
Merrimack River
NH · Gauge 01092000
7,370cfs
Highoptimal 1000–6000 cfs
Falling slowly (-30 cfs/hr)
Swift River
NH · Gauge 01064485
—cfs
—optimal 200–1200 cfs
Ellis River
NH · Gauge 01064300
—cfs
—optimal 200–800 cfs
Contoocook River
NH · Gauge 01085000
440cfs
Optimaloptimal 200–1200 cfs
Northern Forest Canoe Trail
NH · Gauge
—cfs
—optimal cfs
Umbagog Lake
NH · Gauge
—cfs
—optimal cfs
Lamprey River
NH · Gauge 01073500
158cfs
Optimaloptimal 150–450 cfs
Nissitissit River
NH · Gauge 01073500
158cfs
Optimaloptimal 150–450 cfs
West River
VT · Gauge 01155500
140cfs
Lowoptimal 400–1500 cfs
Lamoille River
VT · Gauge 04292000
557cfs
Optimaloptimal 400–2000 cfs
White River
VT · Gauge 01144000
1,250cfs
Optimaloptimal 400–2500 cfs
Winooski River
VT · Gauge 04286000
630cfs
Optimaloptimal 500–4000 cfs
Battenkill
VT · Gauge 01329000
—cfs
—optimal 200–1000 cfs
Missisquoi River
VT · Gauge 04294000
914cfs
Optimaloptimal 300–2000 cfs
Mad River
VT · Gauge 04288000
247cfs
Optimaloptimal 200–1200 cfs
Otter Creek
VT · Gauge 04282000
465cfs
Optimaloptimal 200–1500 cfs
Northern Forest Canoe Trail
VT · Gauge
—cfs
—optimal cfs
Trout River
VT · Gauge
—cfs
—optimal cfs
Housatonic River
CT · Gauge 01199000
703cfs
Optimaloptimal 400–2000 cfs
Farmington River
CT · Gauge 01189995
534cfs
Optimaloptimal 200–1000 cfs
Connecticut River
CT · Gauge 01184000
19,300cfs
Optimaloptimal 5000–25000 cfs
Falling (-200 cfs/hr)
Salmon River
CT · Gauge 01193500
110cfs
Optimaloptimal 100–600 cfs
Quinnipiac River
CT · Gauge 01196500
126cfs
Optimaloptimal 100–600 cfs
Natchaug River
CT · Gauge 01122000
306cfs
Optimaloptimal 100–600 cfs
Shepaug River
CT · Gauge 01202501
33.6cfs
Lowoptimal 100–500 cfs
Bantam River
CT · Gauge
—cfs
—optimal 50–200 cfs
Pawcatuck River
CT · Gauge 01117500
149cfs
Optimaloptimal 100–300 cfs
Eightmile River
CT · Gauge 01194000
21cfs
Optimaloptimal 20–60 cfs
West Branch Farmington River
CT · Gauge 01186000
93cfs
Lowoptimal 130–400 cfs
Wood River
CT · Gauge 01117800
44.4cfs
Lowoptimal 40–110 cfs
West Branch Salmon Brook
CT · Gauge 01186000
93cfs
Lowoptimal 130–400 cfs
East Branch Salmon Brook
CT · Gauge 01117800
44.4cfs
Lowoptimal 40–110 cfs
Green Fall River
CT · Gauge
—cfs
—optimal cfs
Shunock River
CT · Gauge
—cfs
—optimal cfs
Salmon Brook
CT · Gauge
—cfs
—optimal cfs
Wood River
RI · Gauge 01117800
44.4cfs
Lowoptimal 100–400 cfs
Pawcatuck River
RI · Gauge 01118500
429cfs
Optimaloptimal 200–600 cfs
Blackstone River
RI · Gauge 01112500
445cfs
Optimaloptimal 200–1200 cfs
Chipuxet River
RI · Gauge 01117350
15.1cfs
Lowoptimal 30–150 cfs
Hunt River
RI · Gauge 01116910
—cfs
—optimal 30–200 cfs
Pawtuxet River
RI · Gauge 01116500
150cfs
Optimaloptimal 100–600 cfs
Ten Mile River
RI · Gauge 01109403
62.1cfs
Optimaloptimal 50–300 cfs
Woonasquatucket River
RI · Gauge 01114500
29.4cfs
Lowoptimal 50–300 cfs
Beaver River
RI · Gauge 01117468
12.3cfs
Optimaloptimal 10–30 cfs
Queen River
RI · Gauge 01117370
18.3cfs
Lowoptimal 20–60 cfs
Usquepaug River
RI · Gauge 01117420
52.2cfs
Optimaloptimal 40–120 cfs
Ashaway River
RI · Gauge 01117370
18.3cfs
Lowoptimal 20–60 cfs
Delaware River — Delaware Water Gap
NJ · Gauge 01438500
4,840cfs
Optimaloptimal 3000–10000 cfs
Falling slowly (-80 cfs/hr)
Pine Barrens — Batona Trail Rivers
NJ · Gauge
—cfs
—optimal 80–300 cfs
Mullica River
NJ · Gauge 01409400
97.9cfs
Lowoptimal 100–600 cfs
Paulins Kill
NJ · Gauge 01443500
105cfs
Optimaloptimal 100–600 cfs
Raritan River
NJ · Gauge 01403000
—cfs
—optimal 300–3000 cfs
Maurice River
NJ · Gauge 01411500
145cfs
Optimaloptimal 100–800 cfs
Musconetcong River
NJ · Gauge 01457000
160cfs
Optimaloptimal 100–500 cfs
Great Egg Harbor River
NJ · Gauge 01411000
86.2cfs
Lowoptimal 100–600 cfs
Brandywine Creek
DE · Gauge 01481500
320cfs
Optimaloptimal 200–800 cfs
St. Jones River
DE · Gauge 01483700
48.7cfs
Lowoptimal 50–200 cfs
Christina River
DE · Gauge 01478000
19.8cfs
Lowoptimal 200–1000 cfs
White Clay Creek
DE · Gauge 01479000
100cfs
Optimaloptimal 80–300 cfs
Red Clay Creek
DE · Gauge 01480000
44.9cfs
Lowoptimal 50–200 cfs
Nanticoke River
DE · Gauge 01487000
30.5cfs
Lowoptimal 100–500 cfs
Broadkill River
DE · Gauge
—cfs
—optimal 20–100 cfs
Youghiogheny River — Maryland Section
MD · Gauge 03075500
1,430cfs
Highoptimal 400–1200 cfs
Falling slowly (-40 cfs/hr)
Potomac River — Great Falls
MD · Gauge 01638500
27,200cfs
Highoptimal 2000–12000 cfs
Rising fast (+600 cfs/hr)
Savage River
MD · Gauge 01596500
590cfs
Optimaloptimal 350–800 cfs
Gunpowder Falls
MD · Gauge 01582500
111cfs
Optimaloptimal 50–250 cfs
Patuxent River
MD · Gauge 01594440
388cfs
Optimaloptimal 100–500 cfs
Monocacy River
MD · Gauge 01643000
1,440cfs
Highoptimal 200–800 cfs
Antietam Creek
MD · Gauge 01619500
335cfs
Highoptimal 50–250 cfs
Patapsco River
MD · Gauge 01589000
134cfs
Lowoptimal 150–800 cfs
Potomac River
MD · Gauge 01620000
—cfs
—optimal cfs
North Branch Potomac River
MD · Gauge 01603000
8,500cfs
FLOODoptimal 650–1950 cfs
Falling (-160 cfs/hr)
Anacostia River
MD · Gauge 01651760
899cfs
Optimaloptimal cfs
Falling (-161 cfs/hr)
Deerfield River
MA · Gauge 01170000
739cfs
Optimaloptimal 400–1500 cfs
Rising (+282 cfs/hr)
Westfield River
MA · Gauge 01183500
504cfs
Optimaloptimal 300–1500 cfs
Concord River
MA · Gauge 01099500
347cfs
Optimaloptimal 100–600 cfs
Charles River
MA · Gauge 01104500
112cfs
Optimaloptimal 100–800 cfs
Sudbury River
MA · Gauge 01098530
127cfs
Optimaloptimal 80–500 cfs
Taunton River
MA · Gauge 01108000
190cfs
Lowoptimal 250–750 cfs
Blackstone River
MA · Gauge 01112500
445cfs
Optimaloptimal 400–1200 cfs
Nashua River
MA · Gauge 01094500
135cfs
Optimaloptimal 100–300 cfs
Squannacook River
MA · Gauge 01096000
93.5cfs
Optimaloptimal 60–170 cfs
Assabet River
MA · Gauge 01097000
69.2cfs
Lowoptimal 100–300 cfs
Kenai River
AK · Gauge 15266300
2,920cfs
Lowoptimal 5000–15000 cfs
Kasilof River
AK · Gauge 15242000
—cfs
—optimal 500–3000 cfs
Russian River
AK · Gauge 15264000
—cfs
—optimal 100–600 cfs
Naknek River
AK · Gauge 15297890
—cfs
—optimal 1000–6000 cfs
Brooks River
AK · Gauge
—cfs
—optimal 100–500 cfs
Alagnak River
AK · Gauge 15300500
10,800cfs
Optimaloptimal 800–4000 cfs
Kvichak River
AK · Gauge 15300500
10,800cfs
Optimaloptimal 5000–25000 cfs
Nushagak River
AK · Gauge 15302500
—cfs
—optimal 2000–15000 cfs
Talkeetna River
AK · Gauge 15292400
—cfs
—optimal 800–4500 cfs
Susitna River
AK · Gauge 15292000
16,400cfs
Optimaloptimal 5000–25000 cfs
Falling slowly (-100 cfs/hr)
Copper River
AK · Gauge 15214000
47,000cfs
Highoptimal 8000–40000 cfs
Anchor River
AK · Gauge 15240000
—cfs
—optimal 50–400 cfs
Goodnews River
AK · Gauge
—cfs
—optimal 500–3000 cfs
Karluk River
AK · Gauge 15296600
—cfs
—optimal 300–2000 cfs
Situk River
AK · Gauge 15129500
358cfs
Optimaloptimal 200–1500 cfs
Yukon River
AK · Gauge 15565447
891,000cfs
Highoptimal 100000–500000 cfs
Rising fast (+1,000 cfs/hr)
Kuskokwim River
AK · Gauge 15304000
—cfs
—optimal 30000–150000 cfs
Gulkana River
AK · Gauge 15200280
3,580cfs
Highoptimal 500–3000 cfs
Deshka River
AK · Gauge 15294100
—cfs
—optimal 300–2000 cfs
Little Susitna River
AK · Gauge 15290000
107cfs
Lowoptimal 300–1500 cfs
Chena River
AK · Gauge 15493000
1,690cfs
Optimaloptimal 200–2000 cfs
Tanana River
AK · Gauge 15515500
30,900cfs
Optimaloptimal 10000–80000 cfs
Falling (-200 cfs/hr)
Kobuk River
AK · Gauge 15744500
—cfs
—optimal 2000–15000 cfs
Nenana River
AK · Gauge 15518040
—cfs
—optimal 3000–15000 cfs
Klutina River
AK · Gauge 15206000
—cfs
—optimal 1000–5000 cfs
Chilkat River
AK · Gauge 15056500
—cfs
—optimal 500–4000 cfs
Togiak River
AK · Gauge
—cfs
—optimal 1000–5000 cfs
Kanektok River
AK · Gauge
—cfs
—optimal 500–3000 cfs
Taku River
AK · Gauge 15041200
21,300cfs
Highoptimal 3000–20000 cfs
Falling (-200 cfs/hr)
Deep Creek
AK · Gauge
—cfs
—optimal 50–500 cfs
Noatak River
AK · Gauge
—cfs
—optimal cfs
Nowitna River
AK · Gauge
—cfs
—optimal cfs
Sheenjek River
AK · Gauge
—cfs
—optimal cfs
Selawik River
AK · Gauge
—cfs
—optimal cfs
East Fork Andreafsky River
AK · Gauge
—cfs
—optimal cfs
Andreafsky River
AK · Gauge
—cfs
—optimal cfs
Birch Creek
AK · Gauge
—cfs
—optimal cfs
Wind River
AK · Gauge
—cfs
—optimal cfs
Beaver Creek
AK · Gauge
—cfs
—optimal cfs
Alatna River
AK · Gauge
—cfs
—optimal cfs
North Fork Koyukuk River
AK · Gauge
—cfs
—optimal cfs
Mulchatna River
AK · Gauge
—cfs
—optimal cfs
Unalakleet River
AK · Gauge 15565700
3,610cfs
Optimaloptimal cfs
Falling slowly (-30 cfs/hr)
Charley River
AK · Gauge
—cfs
—optimal cfs
Tlikakila River
AK · Gauge
—cfs
—optimal cfs
Ivishak River
AK · Gauge
—cfs
—optimal cfs
Chilikadrotna River
AK · Gauge
—cfs
—optimal cfs
Nonvianuk River
AK · Gauge
—cfs
—optimal cfs
North Fork Fortymile River
AK · Gauge
—cfs
—optimal cfs
Salmon River
AK · Gauge
—cfs
—optimal cfs
Middle Fork Fortymile River
AK · Gauge
—cfs
—optimal cfs
John River
AK · Gauge
—cfs
—optimal cfs
Fortymile River
AK · Gauge 15348000
6,770cfs
Highoptimal 1450–4400 cfs
Falling slowly (-70 cfs/hr)
Delta River
AK · Gauge 15348000
6,770cfs
Highoptimal 1450–4400 cfs
Falling slowly (-70 cfs/hr)
Moose River
AK · Gauge
—cfs
—optimal cfs
Aniakchak River
AK · Gauge
—cfs
—optimal cfs
South Fork Fortymile River
AK · Gauge
—cfs
—optimal cfs
Tangle River
AK · Gauge
—cfs
—optimal cfs
Dennison Fork
AK · Gauge
—cfs
—optimal cfs
Logging Cabin Creek
AK · Gauge
—cfs
—optimal cfs
West Fork Dennison Fork
AK · Gauge
—cfs
—optimal cfs
Wailua River
HI · Gauge 16060000
91.1cfs
Optimaloptimal 20–200 cfs
Hanalei River
HI · Gauge 16103000
144cfs
Optimaloptimal 40–500 cfs
Anahulu River
HI · Gauge
—cfs
—optimal 10–150 cfs
Wailuku River
HI · Gauge 16704000
161cfs
Optimaloptimal 50–500 cfs
Waimea River
HI · Gauge 16031000
139cfs
Optimaloptimal 50–600 cfs
Bow River
AB · Gauge 05BH004
7,416cfs
Optimaloptimal cfs
Rising slowly (+71 cfs/hr)
Kananaskis River
AB · Gauge
—cfs
—optimal cfs
Athabasca River
AB · Gauge 07BE001
24,544cfs
Optimaloptimal cfs
Rising slowly (+71 cfs/hr)
Kicking Horse River
BC · Gauge 08NA006
8,193cfs
Optimaloptimal cfs
Rising fast (+212 cfs/hr)
North Saskatchewan River
AB · Gauge 05DC001
8,334cfs
Optimaloptimal cfs
Rising slowly (+71 cfs/hr)
Red Deer River
AB · Gauge 05CC002
710cfs
Optimaloptimal cfs
Elbow River
AB · Gauge 05BJ004
978cfs
Optimaloptimal cfs
Falling slowly (-32 cfs/hr)
Sunwapta River
AB · Gauge 07AA007
77cfs
Optimaloptimal cfs
Grand River
ON · Gauge 02GB001
1,780cfs
Optimaloptimal cfs
Speed River
ON · Gauge 02GA047
296cfs
Optimaloptimal cfs
Eramosa River
ON · Gauge 02GA029
92cfs
Optimaloptimal cfs
French River
ON · Gauge 02DD010
17,834cfs
Optimaloptimal cfs
Magnetawan River
ON · Gauge 02EA011
3,252cfs
Optimaloptimal cfs