Flow Alerts
Live USGS discharge data across all 1122 monitored rivers
309 optimal84 high433 low35 flood
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All Rivers — Live Conditions
Pine River
MI · Gauge 04125460
209cfs
Optimaloptimal 150–350 cfs
Au Sable River
MI · Gauge 04137500
1,160cfs
Highoptimal 200–800 cfs
Manistee River
MI · Gauge 04124000
942cfs
Optimaloptimal 300–1200 cfs
Muskegon River
MI · Gauge 04121970
1,120cfs
Optimaloptimal 800–3000 cfs
Pere Marquette River
MI · Gauge 04122500
452cfs
Optimaloptimal 300–1000 cfs
Boardman River
MI · Gauge 04127200
—cfs
—optimal 150–500 cfs
Jordan River
MI · Gauge 04127800
178cfs
Optimaloptimal 100–400 cfs
Betsie River
MI · Gauge 04126550
—cfs
—optimal 150–500 cfs
Platte River
MI · Gauge 04126740
120cfs
Optimaloptimal 80–300 cfs
Rifle River
MI · Gauge 04142000
202cfs
Optimaloptimal 200–800 cfs
Huron River
MI · Gauge 04174500
246cfs
Lowoptimal 300–1200 cfs
Flat River
MI · Gauge 04116500
—cfs
—optimal 200–800 cfs
Thornapple River
MI · Gauge 04117500
166cfs
Lowoptimal 300–1200 cfs
Crystal River (Glen Arbor)
MI · Gauge 04126802
—cfs
—optimal 40–150 cfs
Au Sable South Branch
MI · Gauge 04135700
165cfs
Optimaloptimal 100–400 cfs
Black River
MI · Gauge 04132000
—cfs
—optimal 200–800 cfs
Cass River
MI · Gauge 04151500
67.2cfs
Lowoptimal 200–1200 cfs
Chippewa River
MI · Gauge 04154000
105cfs
Lowoptimal 150–600 cfs
Dowagiac River
MI · Gauge 04101800
220cfs
Optimaloptimal 100–400 cfs
Kalamazoo River
MI · Gauge 04106000
636cfs
Optimaloptimal 500–3000 cfs
Little Manistee River
MI · Gauge 04126130
—cfs
—optimal 150–600 cfs
Little Muskegon River
MI · Gauge 04121944
182cfs
Optimaloptimal 100–400 cfs
Ocqueoc River
MI · Gauge 04132160
—cfs
—optimal 80–300 cfs
Pigeon River
MI · Gauge 04128990
74.7cfs
Lowoptimal 100–400 cfs
Shiawassee River
MI · Gauge 04144500
115cfs
Lowoptimal 200–1000 cfs
Sturgeon River
MI · Gauge 04127997
194cfs
Optimaloptimal 150–600 cfs
Thunder Bay River
MI · Gauge 04135000
—cfs
—optimal 200–800 cfs
White River
MI · Gauge 04122200
287cfs
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
121cfs
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 04127850
—cfs
—optimal 40–250 cfs
Manistique River
MI · Gauge 04056500
482cfs
Optimaloptimal 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 04127885
73,400cfs
Optimaloptimal cfs
Rising fast (+1,800 cfs/hr)
Flint River
MI · Gauge 04147500
93.3cfs
Lowoptimal 180–525 cfs
Detroit River
MI · Gauge 04165710
204,000cfs
Optimaloptimal 103700–311100 cfs
Middle Grand River
MI · Gauge 04147500
93.3cfs
Lowoptimal 180–525 cfs
Paw Paw River
MI · Gauge 04102500
342cfs
Optimaloptimal 225–700 cfs
Clinton River
MI · Gauge 04161000
28.5cfs
Lowoptimal 50–160 cfs
St. Joseph River
MI · Gauge 04102500
342cfs
Optimaloptimal 225–700 cfs
Lake St. Clair
MI · Gauge 04161000
28.5cfs
Lowoptimal 50–160 cfs
St. Clair River
MI · Gauge 04159130
199,000cfs
Optimaloptimal 99200–297600 cfs
Rising fast (+6,000 cfs/hr)
Sturgeon River (UP)
MI · Gauge 04057510
55.5cfs
Lowoptimal 90–275 cfs
Lake Erie
MI · Gauge 04057510
55.5cfs
Lowoptimal 90–275 cfs
Grand River
MI · Gauge 04119400
1,950cfs
Lowoptimal 2550–7700 cfs
Falling slowly (-80 cfs/hr)
Burt Lake
MI · Gauge 04119400
1,950cfs
Lowoptimal 2550–7700 cfs
Falling slowly (-80 cfs/hr)
Mullett Lake
MI · Gauge
—cfs
—optimal cfs
East Branch Whitefish River
MI · Gauge
—cfs
—optimal cfs
River Raisin
MI · Gauge 04176500
271cfs
Lowoptimal 400–1150 cfs
Indian River (LP)
MI · Gauge 04057000
—cfs
—optimal cfs
Indian River (UP)
MI · Gauge 04057000
—cfs
—optimal cfs
South Branch Black River
MI · Gauge 04102700
44.9cfs
Lowoptimal 50–160 cfs
West Branch Whitefish River
MI · Gauge 04102700
44.9cfs
Lowoptimal 50–160 cfs
Middle Branch Ontonagon River
MI · Gauge 04033000
105cfs
Optimaloptimal 80–250 cfs
Hamlin Lake
MI · Gauge 04033000
105cfs
Optimaloptimal 80–250 cfs
West Branch Ontonagon River
MI · Gauge 04036000
36cfs
Lowoptimal 80–250 cfs
Ontonagon River
MI · Gauge 04040000
485cfs
Lowoptimal 675–2050 cfs
South Branch Ontonagon River
MI · Gauge 04036000
36cfs
Lowoptimal 80–250 cfs
Carp River
MI · Gauge 04040000
485cfs
Lowoptimal 675–2050 cfs
Presque Isle River
MI · Gauge 04032150
37.5cfs
Optimaloptimal cfs
Paint River
MI · Gauge 04061500
—cfs
—optimal 300–875 cfs
Brule River
MI · Gauge 04060993
183cfs
Optimaloptimal 170–525 cfs
Gauley River✓
WV · Gauge 03192000
4,140cfs
Highoptimal 2400–2800 cfs
Falling slowly (-70 cfs/hr)
New River✓
WV · Gauge 03185400
3,090cfs
Optimaloptimal 1500–6000 cfs
Greenbrier River
WV · Gauge 03184000
320cfs
Optimaloptimal 300–1500 cfs
Cheat River
WV · Gauge 03069500
9,280cfs
Highoptimal 1000–4000 cfs
Falling (-290 cfs/hr)
Tygart Valley River
WV · Gauge 03054500
3,020cfs
Highoptimal 800–3000 cfs
Rising (+150 cfs/hr)
Elk River
WV · Gauge 03197000
5,150cfs
FLOODoptimal 300–2000 cfs
Falling slowly (-90 cfs/hr)
Cranberry River
WV · Gauge 03187500
861cfs
Highoptimal 100–600 cfs
Falling slowly (-29 cfs/hr)
Meadow River
WV · Gauge 03190400
—cfs
—optimal 300–2000 cfs
Cheat Narrows & Lower Canyon
WV · Gauge 03070260
9,060cfs
Highoptimal 1500–5000 cfs
Rising fast (+600 cfs/hr)
Bluestone River
WV · Gauge 03179000
559cfs
Optimaloptimal 200–1500 cfs
Tygart Valley River — Valley Falls & Releases
WV · Gauge 03056000
744cfs
Lowoptimal 800–3000 cfs
Rising slowly (+81 cfs/hr)
North Branch Potomac
WV · Gauge 01595800
297cfs
Lowoptimal 500–2000 cfs
Cacapon River
WV · Gauge 01611500
745cfs
Highoptimal 100–500 cfs
Rising fast (+495 cfs/hr)
Shavers Fork
WV · Gauge 03068800
2,140cfs
Highoptimal 200–1000 cfs
Williams River
WV · Gauge 03186500
1,530cfs
FLOODoptimal 100–500 cfs
Rising slowly (+30 cfs/hr)
Seneca Creek
WV · Gauge 01605890
—cfs
—optimal 20–120 cfs
Dry Fork
WV · Gauge 03065000
3,690cfs
FLOODoptimal 200–1000 cfs
Falling (-170 cfs/hr)
Guyandotte River
WV · Gauge 03203600
718cfs
Optimaloptimal 575–1750 cfs
Falling slowly (-25 cfs/hr)
Coal River
WV · Gauge 03198500
712cfs
Optimaloptimal 275–800 cfs
Monongahela River
WV · Gauge 03062998
—cfs
—optimal cfs
Upper Cheat River
WV · Gauge 03203600
718cfs
Optimaloptimal 575–1750 cfs
Falling slowly (-25 cfs/hr)
Mill Creek
WV · Gauge 03198500
712cfs
Optimaloptimal 275–800 cfs
Arkansas River✓
CO · Gauge 07091200
—cfs
—optimal 700–3000 cfs
Cache la Poudre
CO · Gauge 06752260
14.4cfs
Lowoptimal 200–1200 cfs
Yampa River
CO · Gauge 09251000
70.3cfs
Lowoptimal 1000–6000 cfs
Green River — Lodore Canyon
CO · Gauge 09234500
2,180cfs
Optimaloptimal 1500–5000 cfs
Crystal River
CO · Gauge 09081600
73cfs
Lowoptimal 200–800 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
454cfs
Lowoptimal 3000–8000 cfs
Blue River
CO · Gauge 09046600
33.5cfs
Lowoptimal 200–1500 cfs
Roaring Fork River
CO · Gauge 09085000
454cfs
Lowoptimal 300–3000 cfs
Eagle River
CO · Gauge 09070000
120cfs
Lowoptimal 300–2000 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
454cfs
Lowoptimal 2000–7000 cfs
Taylor River
CO · Gauge 09110000
99cfs
Lowoptimal 300–1500 cfs
Fryingpan River
CO · Gauge 09080400
117cfs
Lowoptimal 200–800 cfs
South Platte River
CO · Gauge 06701900
104cfs
Lowoptimal 300–1500 cfs
Cache la Poudre
CO · Gauge 06752000
—cfs
—optimal 500–2500 cfs
Gunnison River — Main
CO · Gauge 09144250
426cfs
Lowoptimal 800–3500 cfs
Colorado River — Upper
CO · Gauge 09058000
360cfs
Lowoptimal 800–2500 cfs
Dolores River
CO · Gauge 09168730
—cfs
—optimal 70–225 cfs
Colorado River
CO · Gauge 09070500
557cfs
Lowoptimal 1050–3100 cfs
Gunnison River
CO · Gauge 09144250
426cfs
Lowoptimal 875–2650 cfs
Rio Grande
CO · Gauge 08251500
—cfs
—optimal 275–800 cfs
Fraser River
CO · Gauge 09033300
33.2cfs
Lowoptimal 60–190 cfs
North Platte River
CO · Gauge 06620000
27.3cfs
Lowoptimal 200–625 cfs
San Miguel River
CO · Gauge 09172500
162cfs
Optimaloptimal 120–350 cfs
Oh Be Joyful Creek
CO · Gauge 06620000
27.3cfs
Lowoptimal 200–625 cfs
Escalante Creek
CO · Gauge 09151500
13.1cfs
Lowoptimal 25–80 cfs
Salmon River — Main✓
ID · Gauge 13302500
1,060cfs
Lowoptimal 3000–12000 cfs
Falling slowly (-30 cfs/hr)
Lochsa River✓
ID · Gauge 13337000
387cfs
Lowoptimal 1500–5000 cfs
North Fork Payette
ID · Gauge 13247500
847cfs
Optimaloptimal 800–2500 cfs
Middle Fork of the Salmon
ID · Gauge 13309220
568cfs
Lowoptimal 3000–8000 cfs
Snake River — Hells Canyon
ID · Gauge 13290450
—cfs
—optimal 8000–30000 cfs
Selway River
ID · Gauge 13336500
587cfs
Lowoptimal 2000–6000 cfs
South Fork Boise River
ID · Gauge 13173630
—cfs
—optimal 500–3000 cfs
Priest River
ID · Gauge 12395000
1,320cfs
Optimaloptimal 500–3000 cfs
Henry's Fork
ID · Gauge 13046000
658cfs
Optimaloptimal 600–2000 cfs
Salmon River
ID · Gauge 13310199
1,130cfs
Lowoptimal 1400–4250 cfs
Snake River
ID · Gauge 13310199
1,130cfs
Lowoptimal 1400–4250 cfs
Middle Fork Salmon River
ID · Gauge 13309220
568cfs
Lowoptimal 725–2200 cfs
Saint Joe River
ID · Gauge 12415070
—cfs
—optimal cfs
Clearwater River
ID · Gauge 13341050
3,230cfs
Lowoptimal 7000–21100 cfs
Owyhee River
ID · Gauge 13176400
17.5cfs
Lowoptimal 130–400 cfs
South Fork of the Snake River
ID · Gauge 13341050
3,230cfs
Lowoptimal 7000–21100 cfs
Big Wood River
ID · Gauge 13139510
161cfs
Lowoptimal 225–675 cfs
Bruneau River
ID · Gauge 13168500
34.8cfs
Lowoptimal 180–550 cfs
Blackfoot River
ID · Gauge 13066000
122cfs
Lowoptimal 170–525 cfs
Snake River, Henry's Fork
ID · Gauge 13168500
34.8cfs
Lowoptimal 180–550 cfs
South Fork Owyhee River
ID · Gauge 13066000
122cfs
Lowoptimal 170–525 cfs
Jarbidge River
ID · Gauge 13162225
3.07cfs
Lowoptimal 15–50 cfs
Sheep Creek
ID · Gauge 13162225
3.07cfs
Lowoptimal 15–50 cfs
Middle Fork Clearwater River
ID · Gauge 13337120
—cfs
—optimal cfs
North Fork Owyhee River
ID · Gauge 13177910
—cfs
—optimal cfs
Teton River
ID · Gauge 13055000
432cfs
Optimaloptimal 400–1250 cfs
Bear River
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Deep Creek
ID · Gauge 13055000
432cfs
Optimaloptimal 400–1250 cfs
Payette River, North Fork
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Payette River, South Fork
ID · Gauge 13235000
379cfs
Lowoptimal 425–1250 cfs
Payette River
ID · Gauge 13246000
244cfs
Lowoptimal 625–1900 cfs
West Fork Bruneau River
ID · Gauge 13235000
379cfs
Lowoptimal 425–1250 cfs
Rogue River
OR · Gauge 14361500
1,140cfs
Optimaloptimal 1000–4000 cfs
Deschutes River
OR · Gauge 14092500
3,770cfs
Optimaloptimal 1500–5000 cfs
McKenzie River
OR · Gauge 14162500
1,710cfs
Optimaloptimal 600–3500 cfs
Illinois River
OR · Gauge 14377100
30.7cfs
Lowoptimal 800–3000 cfs
North Umpqua River
OR · Gauge 14317500
—cfs
—optimal 1000–4000 cfs
John Day River
OR · Gauge 14048000
180cfs
Lowoptimal 1000–5000 cfs
Clackamas River
OR · Gauge 14211000
—cfs
—optimal 800–4000 cfs
Sandy River
OR · Gauge 14142500
270cfs
Lowoptimal 500–3000 cfs
Willamette River
OR · Gauge 14174000
4,600cfs
Lowoptimal 7000–21100 cfs
Owyhee River
OR · Gauge 13181000
69.4cfs
Lowoptimal 450–1300 cfs
Umpqua River
OR · Gauge 14321000
983cfs
Optimaloptimal cfs
Umpqua River, South Fork
OR · Gauge 14312000
95cfs
Optimaloptimal cfs
Grande Ronde River
OR · Gauge 13333000
591cfs
Optimaloptimal cfs
White River
OR · Gauge 14101500
101cfs
Optimaloptimal cfs
Alsea River
OR · Gauge 14306500
67cfs
Optimaloptimal cfs
North Fork John Day River
OR · Gauge 14046000
66.2cfs
Optimaloptimal cfs
Salmon River
OR · Gauge 14306500
67cfs
Optimaloptimal cfs
Donner und Blitzen River
OR · Gauge 10396000
29.5cfs
Optimaloptimal cfs
Siuslaw River
OR · Gauge 14307620
90.6cfs
Optimaloptimal cfs
Crooked River
OR · Gauge 14087380
144cfs
Optimaloptimal cfs
Molalla River
OR · Gauge 14198500
—cfs
—optimal cfs
Quartzville Creek
OR · Gauge 14185865
6.32cfs
Optimaloptimal cfs
Wallowa River
OR · Gauge 14198500
—cfs
—optimal cfs
North Fork Owyhee River
OR · Gauge 14185865
6.32cfs
Optimaloptimal cfs
S. Fork Alsea River
OR · Gauge 14306500
67cfs
Optimaloptimal cfs
Table Rock Fork
OR · Gauge 455034118033100
—cfs
—optimal cfs
Elk River
OR · Gauge 14327250
—cfs
—optimal cfs
North Fork Rogue River
OR · Gauge 14328500
—cfs
—optimal cfs
Wenatchee River
WA · Gauge 12462500
446cfs
Lowoptimal 1500–5000 cfs
Methow River
WA · Gauge 12449950
313cfs
Lowoptimal 800–3500 cfs
Skagit River
WA · Gauge 12178000
3,760cfs
Lowoptimal 4000–15000 cfs
Rising (+180 cfs/hr)
Skykomish River
WA · Gauge 12134500
631cfs
Lowoptimal 2500–7000 cfs
Sauk River
WA · Gauge 12189500
732cfs
Lowoptimal 1500–7000 cfs
White Salmon River
WA · Gauge 14123500
405cfs
Lowoptimal 500–2500 cfs
Tieton River
WA · Gauge 12492500
—cfs
—optimal 1500–3000 cfs
Green River
WA · Gauge 12113000
471cfs
Lowoptimal 500–3000 cfs
Columbia River — Hanford Reach
WA · Gauge 12472800
61,900cfs
Lowoptimal 80000–200000 cfs
Falling fast (-600 cfs/hr)
Okanogan River
WA · Gauge 12446995
5.11cfs
Lowoptimal 25–70 cfs
Grande Ronde River
WA · Gauge 13333000
591cfs
Optimaloptimal cfs
Klickitat River
WA · Gauge 14113000
617cfs
Lowoptimal 800–2350 cfs
Similkameen River
WA · Gauge 12442500
253cfs
Lowoptimal 1150–3450 cfs
Yakima River
WA · Gauge 12484500
913cfs
Lowoptimal 1200–3650 cfs
Sultan River
WA · Gauge 12138160
334cfs
Lowoptimal 400–1150 cfs
Youghiogheny River✓
PA · Gauge 03076500
1,560cfs
Optimaloptimal 1500–4000 cfs
Falling slowly (-50 cfs/hr)
Loyalsock Creek
PA · Gauge 01551850
—cfs
—optimal 400–2000 cfs
Pine Creek
PA · Gauge 01549700
235cfs
Lowoptimal 300–1500 cfs
Clarion River
PA · Gauge 03028500
184cfs
Lowoptimal 400–2000 cfs
Lehigh River
PA · Gauge 01451000
3,010cfs
Optimaloptimal 800–3500 cfs
Falling (-140 cfs/hr)
Delaware River — Upper
PA · Gauge 01446700
—cfs
—optimal 2000–8000 cfs
Susquehanna River
PA · Gauge 01570500
21,400cfs
Optimaloptimal 5000–30000 cfs
Rising fast (+1,200 cfs/hr)
Schuylkill River
PA · Gauge 01474500
9,220cfs
FLOODoptimal 500–3000 cfs
Rising (+280 cfs/hr)
Juniata River
PA · Gauge 01567000
6,700cfs
FLOODoptimal 500–2500 cfs
Falling slowly (-30 cfs/hr)
Slippery Rock Creek
PA · Gauge 03106500
161cfs
Lowoptimal 200–1500 cfs
Kiskiminetas River
PA · Gauge 03048500
1,600cfs
Optimaloptimal 800–3500 cfs
Falling slowly (-40 cfs/hr)
Tohickon Creek
PA · Gauge 01459500
499cfs
Optimaloptimal 300–1500 cfs
Little Juniata River
PA · Gauge 01558000
509cfs
Highoptimal 100–400 cfs
Lackawaxen River
PA · Gauge 01431500
757cfs
Optimaloptimal 200–800 cfs
Kettle Creek
PA · Gauge 01545000
138cfs
Optimaloptimal 80–400 cfs
Allegheny River
PA · Gauge 03025500
4,370cfs
Optimaloptimal 1500–8000 cfs
Penns Creek
PA · Gauge 01555000
779cfs
Highoptimal 150–700 cfs
Spring Creek
PA · Gauge 01546500
119cfs
Optimaloptimal 60–250 cfs
Slate Run
PA · Gauge 01548500
185cfs
Optimaloptimal 50–250 cfs
Brodhead Creek
PA · Gauge 01442500
1,220cfs
Highoptimal 100–500 cfs
Falling slowly (-80 cfs/hr)
West Branch Susquehanna River
PA · Gauge 01541303
2,240cfs
Highoptimal 450–1350 cfs
Delaware River
PA · Gauge 01438500
2,440cfs
Lowoptimal 3000–8900 cfs
Rising (+150 cfs/hr)
North Branch Susquehanna River
PA · Gauge 01541303
2,240cfs
Highoptimal 450–1350 cfs
Kiski-Conemaugh River
PA · Gauge 01438500
2,440cfs
Lowoptimal 3000–8900 cfs
Rising (+150 cfs/hr)
French Creek
PA · Gauge 03023100
141cfs
Lowoptimal 825–2500 cfs
Raystown Branch Juniata River
PA · Gauge 01562000
483cfs
Optimaloptimal 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
3,780cfs
FLOODoptimal 300–875 cfs
Falling (-260 cfs/hr)
Tidal Delaware River
PA · Gauge 01559790
—cfs
—optimal cfs
Conestoga River
PA · Gauge 01576500
2,150cfs
FLOODoptimal 200–625 cfs
Falling (-150 cfs/hr)
Conodoguinet Creek
PA · Gauge 01570000
1,980cfs
Highoptimal 300–900 cfs
Rising slowly (+80 cfs/hr)
Loyalhanna Creek
PA · Gauge 03045000
725cfs
Highoptimal 150–450 cfs
Yellow Breeches Creek
PA · Gauge 01571500
709cfs
Highoptimal 150–450 cfs
Monogahela River
PA · Gauge 01576500
2,150cfs
FLOODoptimal 200–625 cfs
Falling (-150 cfs/hr)
Shenango River
PA · Gauge 03102500
—cfs
—optimal 70–225 cfs
Flathead River — Middle Fork
MT · Gauge 12358500
650cfs
Lowoptimal 2000–8000 cfs
Gallatin River
MT · Gauge 06043500
447cfs
Lowoptimal 600–3000 cfs
Blackfoot River
MT · Gauge 12340000
648cfs
Lowoptimal 1500–5000 cfs
Missouri River — Upper Missouri Breaks
MT · Gauge 06054500
3,000cfs
Optimaloptimal 5000–15000 cfs
Stillwater River
MT · Gauge 06201800
—cfs
—optimal 800–3500 cfs
Yellowstone River
MT · Gauge 06192500
1,820cfs
Lowoptimal 2000–15000 cfs
Clark Fork
MT · Gauge 12340500
1,530cfs
Lowoptimal 2000–10000 cfs
Big Hole River
MT · Gauge 06024540
156cfs
Lowoptimal 500–3000 cfs
Madison River
MT · Gauge 06041000
1,220cfs
Optimaloptimal 800–3000 cfs
Missouri River
MT · Gauge 06054500
3,000cfs
Optimaloptimal cfs
South Fork Flathead River
MT · Gauge 12359800
453cfs
Lowoptimal 1050–3200 cfs
Middle Fork Flathead River
MT · Gauge 12355700
—cfs
—optimal cfs
North Fork Flathead River
MT · Gauge 12355500
769cfs
Lowoptimal 1500–4450 cfs
Swan River
MT · Gauge 12370000
437cfs
Lowoptimal 575–1750 cfs
Nolichucky River✓
TN · Gauge 03467609
10,800cfs
FLOODoptimal 600–3000 cfs
Rising slowly (+100 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
266cfs
Lowoptimal 1200–2500 cfs
Duck River
TN · Gauge 03599500
203cfs
Lowoptimal 400–2500 cfs
Pigeon River
TN · Gauge 03461500
914cfs
Optimaloptimal 800–3000 cfs
Falling slowly (-77 cfs/hr)
Elk River
TN · Gauge 03584500
—cfs
—optimal 300–2000 cfs
Caney Fork
TN · Gauge 03424860
986cfs
Optimaloptimal 200–1500 cfs
Falling (-144 cfs/hr)
Tellico River
TN · Gauge 03518500
206cfs
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
240cfs
Lowoptimal 1200–3650 cfs
French Broad River
TN · Gauge 03455000
10,600cfs
Highoptimal 1500–4550 cfs
Falling slowly (-100 cfs/hr)
Tennessee River
TN · Gauge 07029500
240cfs
Lowoptimal 1200–3650 cfs
Wolf River
TN · Gauge 07030500
210cfs
Lowoptimal 350–1000 cfs
Harpeth River
TN · Gauge 03433500
107cfs
Lowoptimal 300–925 cfs
Clinch River
TN · Gauge 07030500
210cfs
Lowoptimal 350–1000 cfs
Holston River
TN · Gauge 03490000
332cfs
Lowoptimal 475–1400 cfs
Big South Fork Cumberland River
TN · Gauge 03433500
107cfs
Lowoptimal 300–925 cfs
South Fork Holston River
TN · Gauge 03490000
332cfs
Lowoptimal 475–1400 cfs
Buffalo River
TN · Gauge 03604000
209cfs
Lowoptimal 375–1150 cfs
Little River
TN · Gauge 03498500
159cfs
Lowoptimal 275–800 cfs
Clear Fork
TN · Gauge 03409500
19.1cfs
Lowoptimal 250–750 cfs
Obed River
TN · Gauge 03539800
—cfs
—optimal 525–1550 cfs
New River
TN · Gauge 03408500
141cfs
Lowoptimal 375–1150 cfs
Clear Creek
TN · Gauge 03539778
14.5cfs
Lowoptimal 160–475 cfs
Daddys Creek
TN · Gauge 03539600
52.7cfs
Lowoptimal 140–400 cfs
American River — South Fork✓
CA · Gauge 11446500
1,850cfs
Optimaloptimal 800–4000 cfs
Tuolumne River
CA · Gauge 11274790
6.86cfs
Lowoptimal 300–2500 cfs
Kern River
CA · Gauge 11189500
19cfs
Lowoptimal 400–2500 cfs
Trinity River
CA · Gauge 11530000
697cfs
Optimaloptimal 600–3500 cfs
Merced River
CA · Gauge 11264500
3.72cfs
Lowoptimal 600–3000 cfs
Klamath River
CA · Gauge 11530500
2,440cfs
Optimaloptimal 1000–6000 cfs
Stanislaus River
CA · Gauge 11302000
—cfs
—optimal 500–3000 cfs
Eel River
CA · Gauge 11477000
77.9cfs
Lowoptimal 1000–5000 cfs
Sacramento River
CA · Gauge 11377100
6,690cfs
Optimaloptimal 5000–15000 cfs
Yuba River
CA · Gauge 11421000
630cfs
Optimaloptimal 800–3000 cfs
Cache Creek
CA · Gauge 11451800
64.6cfs
Lowoptimal 300–1500 cfs
Mokelumne River
CA · Gauge 11319500
—cfs
—optimal 500–2000 cfs
Smith River
CA · Gauge 11532500
191cfs
Lowoptimal 1000–5000 cfs
Feather River
CA · Gauge 11407000
—cfs
—optimal 800–3500 cfs
Russian River
CA · Gauge 11464000
150cfs
Lowoptimal 200–1500 cfs
Kings River
CA · Gauge 11221500
—cfs
—optimal 1000–4000 cfs
Napa River
CA · Gauge 11458000
0cfs
Lowoptimal 50–300 cfs
Truckee River
CA · Gauge 10346000
363cfs
Optimaloptimal 200–1500 cfs
Salmon River
CA · Gauge 11522500
146cfs
Lowoptimal 800–3000 cfs
Pit River
CA · Gauge 11365000
—cfs
—optimal 500–2500 cfs
Middle Fork Feather River
CA · Gauge 11394000
—cfs
—optimal cfs
South Fork Trinity River
CA · Gauge 11527000
—cfs
—optimal cfs
Middle Fork Eel River
CA · Gauge 11473900
12cfs
Optimaloptimal cfs
Middle Fork Kings River
CA · Gauge 365543118444001
—cfs
—optimal cfs
East Fork Carson River
CA · Gauge 10308201
—cfs
—optimal cfs
Mattole River
CA · Gauge 11469000
14cfs
Lowoptimal 625–1850 cfs
North Fork American River
CA · Gauge 11427000
87.9cfs
Lowoptimal 400–1200 cfs
Stone Lakes
CA · Gauge 11469000
14cfs
Lowoptimal 625–1850 cfs
Scott River
CA · Gauge 11519500
9.07cfs
Lowoptimal 300–900 cfs
South Fork American River
CA · Gauge 11519500
9.07cfs
Lowoptimal 300–900 cfs
South Fork Eel River
CA · Gauge 11476500
20.5cfs
Optimaloptimal cfs
South Fork Kings River
CA · Gauge 11212500
—cfs
—optimal cfs
Clear Creek
CA · Gauge 11372000
293cfs
Optimaloptimal 100–300 cfs
New River
CA · Gauge 11372000
293cfs
Optimaloptimal 100–300 cfs
North Fork Feather River
CA · Gauge 11404500
—cfs
—optimal cfs
South Fork Yuba River
CA · Gauge 11421000
630cfs
Optimaloptimal cfs
North Fork Smith River
CA · Gauge 11531500
—cfs
—optimal cfs
North Fork Trinity River
CA · Gauge 11525500
463cfs
Optimaloptimal cfs
South Fork Merced River
CA · Gauge 11266500
13.7cfs
Optimaloptimal cfs
Middle Fork Smith River
CA · Gauge 11531000
—cfs
—optimal cfs
South Fork Smith River
CA · Gauge 11532000
—cfs
—optimal cfs
American River
CA · Gauge 11446700
—cfs
—optimal cfs
Shasta River
CA · Gauge 11517500
121cfs
Optimaloptimal 90–275 cfs
North Fork Eel River
CA · Gauge 11446700
—cfs
—optimal cfs
North Fork Mokelumne
CA · Gauge 11517500
121cfs
Optimaloptimal 90–275 cfs
Canyon Creek
CA · Gauge 11414410
—cfs
—optimal cfs
Van Duzen River
CA · Gauge 11478500
5.21cfs
Lowoptimal 425–1250 cfs
James River
VA · Gauge 02037500
1,250cfs
Lowoptimal 2000–8000 cfs
Shenandoah River
VA · Gauge 01636500
1,340cfs
Optimaloptimal 500–4000 cfs
Rising fast (+320 cfs/hr)
Rappahannock River
VA · Gauge 01668000
—cfs
—optimal 600–3500 cfs
New River — Virginia
VA · Gauge 03168000
24,200cfs
FLOODoptimal 1500–6000 cfs
Falling fast (-1,100 cfs/hr)
Russell Fork✓
VA · Gauge 03208500
—cfs
—optimal 800–1500 cfs
Maury River
VA · Gauge 02024000
915cfs
Optimaloptimal 300–2000 cfs
Jackson River
VA · Gauge 02012500
—cfs
—optimal 200–1000 cfs
Potomac River — South Branch
VA · Gauge 01608500
9,420cfs
FLOODoptimal 300–2000 cfs
Rising fast (+980 cfs/hr)
Clinch River
VA · Gauge 03524000
1,000cfs
Optimaloptimal 300–1500 cfs
Rising slowly (+53 cfs/hr)
Rapidan River
VA · Gauge 01667500
1,860cfs
Highoptimal 200–1200 cfs
Rising (+140 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
294cfs
Optimaloptimal 50–300 cfs
Virginia Seaside Water Trail
VA · Gauge 370741075565800
—cfs
—optimal cfs
Mathews County Blueways
VA · Gauge
—cfs
—optimal cfs
Pigg River
VA · Gauge 02058400
1,600cfs
FLOODoptimal 190–575 cfs
Falling (-140 cfs/hr)
Meherrin River Trail
VA · Gauge 02058400
1,600cfs
FLOODoptimal 190–575 cfs
Falling (-140 cfs/hr)
Mattaponi and Pamunkey Rivers Trail
VA · Gauge 01674000
48.5cfs
Optimaloptimal cfs
Dan River
VA · Gauge 02075045
9,800cfs
FLOODoptimal 1150–3400 cfs
Falling (-300 cfs/hr)
Upper James River Water Trail
VA · Gauge 02075045
9,800cfs
FLOODoptimal 1150–3400 cfs
Falling (-300 cfs/hr)
Rivanna River Water Trail
VA · Gauge 02033000
—cfs
—optimal cfs
Appomattox River
VA · Gauge 02041650
106cfs
Lowoptimal 625–1850 cfs
Rappahannock River Water Trail
VA · Gauge 01661840
—cfs
—optimal cfs
Suffolk Blue Water Trail
VA · Gauge
—cfs
—optimal cfs
Occoquan Water Trail
VA · Gauge 01656697
—cfs
—optimal cfs
Buggs Island- Beechwood Flats Water Trail
VA · Gauge
—cfs
—optimal cfs
Chickahominy Water Trail
VA · Gauge 02042260
—cfs
—optimal cfs
South Fork Shenandoah
VA · Gauge 01628500
1,600cfs
Highoptimal 525–1550 cfs
Falling slowly (-50 cfs/hr)
Maury River Water Trail
VA · Gauge 02021500
498cfs
Optimaloptimal cfs
Johns Creek
VA · Gauge 02017500
235cfs
Highoptimal 70–200 cfs
Cumberland River — Big South Fork
KY · Gauge 03410500
97.2cfs
Lowoptimal 500–3000 cfs
Red River Gorge
KY · Gauge 03283500
75.3cfs
Lowoptimal 200–1500 cfs
Green River
KY · Gauge 03308500
282cfs
Lowoptimal 300–1200 cfs
Rockcastle River
KY · Gauge 03406500
27.2cfs
Lowoptimal 300–1500 cfs
South Elkhorn Creek
KY · Gauge 03287700
—cfs
—optimal 200–1000 cfs
Kentucky River
KY · Gauge 03284000
300cfs
Lowoptimal 500–5000 cfs
Licking River
KY · Gauge 03253000
5.19cfs
Lowoptimal 300–3000 cfs
Russell Creek
KY · Gauge 03307000
16.2cfs
Lowoptimal 100–600 cfs
Cumberland River — Wolf Creek Tailwater
KY · Gauge 03401000
243cfs
Lowoptimal 500–4000 cfs
Hatchery Creek
KY · Gauge
—cfs
—optimal 15–60 cfs
Slate Creek
KY · Gauge 03250190
42.6cfs
Lowoptimal 70–200 cfs
Cumberland River
KY · Gauge 03404500
584cfs
Lowoptimal 1700–5200 cfs
Gasper River
KY · Gauge 03250190
42.6cfs
Lowoptimal 70–200 cfs
Trammel Fork
KY · Gauge 03404500
584cfs
Lowoptimal 1700–5200 cfs
South Fork Licking River
KY · Gauge 03252500
1.92cfs
Lowoptimal 375–1150 cfs
Upper Green River
KY · Gauge 03252500
1.92cfs
Lowoptimal 375–1150 cfs
Little South Fork Cumberland River
KY · Gauge 03404000
603cfs
Optimaloptimal cfs
Barren River
KY · Gauge 03313000
—cfs
—optimal 775–2300 cfs
Buck Creek
KY · Gauge 03407500
2.63cfs
Lowoptimal 140–425 cfs
West Fork Drakes Creek
KY · Gauge 03313700
13.9cfs
Lowoptimal 100–300 cfs
Tygarts Creek
KY · Gauge 03217000
4.88cfs
Lowoptimal 160–475 cfs
Red River
KY · Gauge 03282500
9.84cfs
Lowoptimal 45–140 cfs
Elkhorn Creek
KY · Gauge 03289500
49.9cfs
Lowoptimal 350–1050 cfs
Russell Fork
KY · Gauge 03209410
—cfs
—optimal cfs
Nantahala River✓
NC · Gauge 03504000
141cfs
Lowoptimal 600–1200 cfs
Chattooga River✓
NC · Gauge 02177000
537cfs
Optimaloptimal 500–2000 cfs
French Broad River
NC · Gauge 03451500
8,440cfs
Highoptimal 800–4000 cfs
Falling slowly (-30 cfs/hr)
Green River Narrows✓
NC · Gauge 02150000
—cfs
—optimal 200–600 cfs
Watauga River
NC · Gauge 03479000
601cfs
Optimaloptimal 200–800 cfs
Nolichucky River — NC Section
NC · Gauge 03464500
—cfs
—optimal 400–2000 cfs
Tuckasegee River
NC · Gauge 03513000
989cfs
Optimaloptimal 300–2000 cfs
Linville River
NC · Gauge 02138500
590cfs
Optimaloptimal 200–1000 cfs
Falling slowly (-29 cfs/hr)
Davidson River
NC · Gauge 03441000
201cfs
Optimaloptimal 50–250 cfs
Upper Nantahala
NC · Gauge 03504000
141cfs
Lowoptimal 400–1500 cfs
Little Tennessee River
NC · Gauge 03503000
812cfs
Optimaloptimal 500–2500 cfs
Falling slowly (-90 cfs/hr)
Roanoke River
NC · Gauge 02080500
1,470cfs
Optimaloptimal 1000–5000 cfs
Cape Fear River
NC · Gauge 02105500
1,030cfs
Optimaloptimal 1000–5000 cfs
Neuse River
NC · Gauge 02087530
—cfs
—optimal 800–3000 cfs
Haw River
NC · Gauge 02096500
627cfs
Optimaloptimal 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
494cfs
Highoptimal 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
55.3cfs
Lowoptimal 60–190 cfs
Lumber River
NC · Gauge 02134170
241cfs
Lowoptimal 350–1100 cfs
Lake Santeelah
NC · Gauge 02134170
241cfs
Lowoptimal 350–1100 cfs
Valley River
NC · Gauge 03550000
97.3cfs
Lowoptimal 130–375 cfs
Apalachia Lake
NC · Gauge
—cfs
—optimal cfs
Lake Glenville
NC · Gauge
—cfs
—optimal cfs
New River
NC · Gauge 03161000
1,930cfs
FLOODoptimal 225–650 cfs
Falling (-130 cfs/hr)
Cashie River
NC · Gauge 0208111310
0.35cfs
Lowoptimal 50–160 cfs
Nantahala Lake
NC · Gauge 03161000
1,930cfs
FLOODoptimal 225–650 cfs
Falling (-130 cfs/hr)
Oconaluftee River
NC · Gauge 03512000
382cfs
Optimaloptimal 250–775 cfs
Cheoah River
NC · Gauge 03515633
—cfs
—optimal 110–325 cfs
West Fork Tuckasegee River
NC · Gauge 03512000
382cfs
Optimaloptimal 250–775 cfs
Green River
NC · Gauge 02149702
—cfs
—optimal cfs
Nolichucky River
NC · Gauge 03465500
—cfs
—optimal 700–2100 cfs
Colorado River — Grand Canyon✓
AZ · Gauge 09380000
5,130cfs
Lowoptimal 8000–25000 cfs
Falling slowly (-50 cfs/hr)
Salt River Canyon
AZ · Gauge 09498500
285cfs
Lowoptimal 800–4000 cfs
Verde River
AZ · Gauge 09504000
67.4cfs
Lowoptimal 300–2000 cfs
Oak Creek
AZ · Gauge 09504420
1,530cfs
FLOODoptimal 50–300 cfs
Rising (+210 cfs/hr)
Black River
AZ · Gauge 09490500
84cfs
Lowoptimal 200–1500 cfs
Gila River — Gila Box
AZ · Gauge 09448500
66.6cfs
Lowoptimal 300–2000 cfs
San Francisco River
AZ · Gauge 09444500
182cfs
Optimaloptimal 100–800 cfs
Fossil Creek
AZ · Gauge 09507480
1,120cfs
FLOODoptimal 40–200 cfs
Falling fast (-340 cfs/hr)
Snake River — Snake River Canyon✓
WY · Gauge 13022500
2,240cfs
Lowoptimal 4000–12000 cfs
Green River — Flaming Gorge
WY · Gauge 09217000
821cfs
Optimaloptimal 800–3500 cfs
North Platte River — Northgate Canyon
WY · Gauge 06620000
27.3cfs
Lowoptimal 600–3000 cfs
Wind River
WY · Gauge 06228000
754cfs
Optimaloptimal 500–3000 cfs
Shoshone River
WY · Gauge 06285100
948cfs
Optimaloptimal 800–4000 cfs
Hoback River
WY · Gauge 13019500
436cfs
Lowoptimal 500–3000 cfs
Clarks Fork Yellowstone
WY · Gauge 06207500
118cfs
Lowoptimal 800–3000 cfs
Greys River
WY · Gauge 13023000
291cfs
Lowoptimal 300–2000 cfs
North Platte River
WY · Gauge 06625650
—cfs
—optimal cfs
Bighorn River
WY · Gauge 06274300
896cfs
Optimaloptimal 850–2550 cfs
Snake River
WY · Gauge 13013650
1,190cfs
Lowoptimal 1400–4200 cfs
Clarks Fork of The Yellowstone River
WY · Gauge 06274300
896cfs
Optimaloptimal 850–2550 cfs
Encampment River
WY · Gauge 06623800
25.7cfs
Lowoptimal 60–170 cfs
North Fork Shoshone River
WY · Gauge 06279940
491cfs
Optimaloptimal 450–1300 cfs
Rising slowly (+28 cfs/hr)
Green River — Desolation Canyon
UT · Gauge 09315000
3,210cfs
Optimaloptimal 2000–10000 cfs
Falling slowly (-60 cfs/hr)
San Juan River
UT · Gauge 09379500
814cfs
Lowoptimal 1000–4000 cfs
Colorado River — Cataract Canyon
UT · Gauge 09180500
2,160cfs
Lowoptimal 5000–30000 cfs
Provo River
UT · Gauge 10155500
320cfs
Optimaloptimal 200–1000 cfs
Weber River
UT · Gauge 10128500
211cfs
Lowoptimal 300–2000 cfs
Logan River
UT · Gauge 10109000
105cfs
Optimaloptimal 100–600 cfs
Dolores River
UT · Gauge 09180000
153cfs
Lowoptimal 800–5000 cfs
Colorado River — Westwater Canyon
UT · Gauge 09163500
2,100cfs
Lowoptimal 3000–15000 cfs
Green River
UT · Gauge 09314700
3,100cfs
Optimaloptimal cfs
Falling slowly (-70 cfs/hr)
Colorado River
UT · Gauge 09180500
2,160cfs
Lowoptimal 3450–10400 cfs
Escalante River
UT · Gauge 09337500
117cfs
FLOODoptimal 5–15 cfs
Dirty Devil River
UT · Gauge 09333500
35.8cfs
Lowoptimal 50–150 cfs
White River
UT · Gauge 09306500
263cfs
Lowoptimal 325–1000 cfs
Muddy Creek
UT · Gauge 09332100
35.9cfs
Optimaloptimal 15–45 cfs
Price River
UT · Gauge 09314500
349cfs
Highoptimal 50–150 cfs
Rising slowly (+63 cfs/hr)
North Fork Virgin River
UT · Gauge 09405500
177cfs
Highoptimal 50–140 cfs
San Rafael River
UT · Gauge 09328000
557cfs
FLOODoptimal 70–200 cfs
Rio Grande — Taos Box
NM · Gauge 08276500
178cfs
Lowoptimal 800–3000 cfs
Rio Chama
NM · Gauge 08284100
72.3cfs
Lowoptimal 300–1500 cfs
Gila River
NM · Gauge 09430500
144cfs
Optimaloptimal 100–800 cfs
Pecos River
NM · Gauge 08382650
138cfs
Optimaloptimal 100–600 cfs
Red River
NM · Gauge 08266820
54.8cfs
Lowoptimal 100–500 cfs
San Antonio Creek
NM · Gauge 354943106384110
—cfs
—optimal 30–200 cfs
Canadian River
NM · Gauge 07211500
3.04cfs
Lowoptimal 100–800 cfs
Jemez River
NM · Gauge 08324000
22cfs
Lowoptimal 50–300 cfs
Rio Grande
NM · Gauge 08276500
178cfs
Lowoptimal 350–1100 cfs
Penobscot River — West Branch
ME · Gauge 01029500
352cfs
Lowoptimal 1500–4000 cfs
Allagash Wilderness Waterway
ME · Gauge 01011100
—cfs
—optimal 300–1200 cfs
Kennebec River — The Forks✓
ME · Gauge 01029200
6.17cfs
Lowoptimal 2000–8000 cfs
Dead River
ME · Gauge 01045000
—cfs
—optimal 2000–6000 cfs
St. Croix River
ME · Gauge 01021000
776cfs
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
6.17cfs
Lowoptimal 300–1500 cfs
Northern Forest Canoe Trail
ME · Gauge 01021960
—cfs
—optimal cfs
Allagash River
ME · Gauge 01011000
251cfs
Lowoptimal 975–2950 cfs
Kennebec River
ME · Gauge 01042500
445cfs
Lowoptimal 1350–4050 cfs
West Branch Penobscot River
ME · Gauge 01042500
445cfs
Lowoptimal 1350–4050 cfs
Hudson River Gorge✓
NY · Gauge 01315500
188cfs
Lowoptimal 2500–8000 cfs
Black River
NY · Gauge 04260500
1,010cfs
Optimaloptimal 800–4000 cfs
Salmon River
NY · Gauge 04250200
216cfs
Lowoptimal 750–2500 cfs
Moose River — Bottom Moose
NY · Gauge 04252500
—cfs
—optimal 500–2500 cfs
Delaware River — Upper
NY · Gauge 01427510
2,230cfs
Optimaloptimal 1500–8000 cfs
Rising (+110 cfs/hr)
Esopus Creek
NY · Gauge 01362500
547cfs
Optimaloptimal 300–2000 cfs
Sacandaga River
NY · Gauge 01321000
104cfs
Lowoptimal 500–3000 cfs
Raquette River
NY · Gauge 04266500
201cfs
Lowoptimal 500–3000 cfs
Beaverkill River
NY · Gauge 01420500
511cfs
Highoptimal 100–500 cfs
Mohawk River
NY · Gauge 01355475
—cfs
—optimal 500–4000 cfs
Genesee River
NY · Gauge 04231600
659cfs
Optimaloptimal 400–2500 cfs
Falling (-141 cfs/hr)
West Branch Ausable River
NY · Gauge 04275500
168cfs
Optimaloptimal 150–800 cfs
Willowemoc Creek
NY · Gauge 01419500
117cfs
Optimaloptimal 80–400 cfs
Neversink River
NY · Gauge 01435000
269cfs
Optimaloptimal 60–400 cfs
Hudson River
NY · Gauge 01335754
3,150cfs
Lowoptimal 4100–12200 cfs
Falling slowly (-30 cfs/hr)
Northern Forest Canoe Trail
NY · Gauge 01335754
3,150cfs
Lowoptimal 4100–12200 cfs
Falling slowly (-30 cfs/hr)
Moose River
NY · Gauge 04254500
—cfs
—optimal 400–1200 cfs
Beaver River
NY · Gauge 04258000
262cfs
Lowoptimal 325–950 cfs
Mongaup River
NY · Gauge 01433500
188cfs
Optimaloptimal 180–525 cfs
Chattooga River — Georgia Section
GA · Gauge 02177000
537cfs
Optimaloptimal 500–2000 cfs
Chattahoochee River — Metro Atlanta
GA · Gauge 02336000
1,090cfs
Optimaloptimal 750–2500 cfs
Toccoa River
GA · Gauge 03559000
—cfs
—optimal 300–1200 cfs
Oconee River
GA · Gauge 02218300
1,210cfs
Optimaloptimal 500–3000 cfs
Etowah River
GA · Gauge 02392000
557cfs
Optimaloptimal 300–2000 cfs
Amicalola Creek
GA · Gauge 02390000
98.7cfs
Lowoptimal 200–1000 cfs
Broad River
GA · Gauge 02191300
482cfs
Optimaloptimal 300–2000 cfs
Coosawattee River
GA · Gauge 02383500
379cfs
Optimaloptimal 200–1500 cfs
Tallulah River
GA · Gauge 02178400
105cfs
Lowoptimal 500–900 cfs
Ocmulgee River
GA · Gauge 02215260
1,110cfs
Lowoptimal 2300–6900 cfs
Satilla River
GA · Gauge 02228000
7,160cfs
Highoptimal 1100–3250 cfs
Altahama River
GA · Gauge 02215260
1,110cfs
Lowoptimal 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
107cfs
Lowoptimal 140–425 cfs
Tallapoosa River
GA · Gauge 02411930
180cfs
Optimaloptimal 160–475 cfs
St. Croix River
MN · Gauge 05340500
1,600cfs
Lowoptimal 2,000–8,000 cfs
Boundary Waters — Kawishiwi River
MN · Gauge 05124480
14.3cfs
Lowoptimal 200–800 cfs
Kettle River
MN · Gauge 05336700
84.3cfs
Lowoptimal 400–2,500 cfs
St. Louis River
MN · Gauge 04024000
414cfs
Lowoptimal 1,000–5,000 cfs
Crow Wing River
MN · Gauge 05244000
212cfs
Lowoptimal 300–1,500 cfs
Root River
MN · Gauge 05385000
871cfs
Optimaloptimal 200–1200 cfs
Cloquet River
MN · Gauge 04023000
—cfs
—optimal 300–2000 cfs
Cannon River
MN · Gauge 05355200
375cfs
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
749cfs
Lowoptimal 1450–4400 cfs
Red River of the North
MN · Gauge 05227500
749cfs
Lowoptimal 1450–4400 cfs
Minnesota River
MN · Gauge 05316580
605cfs
Lowoptimal 1600–4750 cfs
Red Lake River
MN · Gauge 05078500
183cfs
Optimaloptimal 170–525 cfs
Lake Superior
MN · Gauge 05316580
605cfs
Lowoptimal 1600–4750 cfs
Big Fork River
MN · Gauge 05132000
205cfs
Lowoptimal 375–1100 cfs
Otter Tail River
MN · Gauge 05030500
277cfs
Optimaloptimal 225–650 cfs
Des Moines River
MN · Gauge 05476590
245cfs
Lowoptimal 525–1600 cfs
Little Fork River
MN · Gauge 05132000
205cfs
Lowoptimal 375–1100 cfs
Rum River
MN · Gauge 05286000
143cfs
Lowoptimal 325–1000 cfs
Crow River, North Fork
MN · Gauge 05476590
245cfs
Lowoptimal 525–1600 cfs
Sauk River
MN · Gauge 05286000
143cfs
Lowoptimal 325–1000 cfs
Blue Earth River
MN · Gauge 05320000
976cfs
Optimaloptimal 600–1800 cfs
Snake River
MN · Gauge 05338500
89.3cfs
Lowoptimal 325–975 cfs
Crow River, South Fork
MN · Gauge 05320000
976cfs
Optimaloptimal 600–1800 cfs
Long Prairie River
MN · Gauge 05245100
46cfs
Lowoptimal 90–275 cfs
Redwood River
MN · Gauge 05315000
7.21cfs
Lowoptimal 40–130 cfs
Cottonwood River
MN · Gauge 05317000
40.7cfs
Lowoptimal 225–650 cfs
Pine River
MN · Gauge 05245100
46cfs
Lowoptimal 90–275 cfs
Chippewa River
MN · Gauge 05304500
227cfs
Optimaloptimal 225–675 cfs
Vermilion River
MN · Gauge 05129115
67.1cfs
Lowoptimal 300–925 cfs
Watonwan River
MN · Gauge 05319500
96.9cfs
Lowoptimal 225–675 cfs
Straight River
MN · Gauge 05353800
—cfs
—optimal 170–500 cfs
Pomme de Terre River
MN · Gauge 05129115
67.1cfs
Lowoptimal 300–925 cfs
Cedar River
MN · Gauge 05457000
297cfs
Optimaloptimal 140–425 cfs
Zumbro River, North Branch
MN · Gauge 05353800
—cfs
—optimal 170–500 cfs
Zumbro River, Middle Fork
MN · Gauge 05457000
297cfs
Optimaloptimal 140–425 cfs
Zumbro River, South Branch
MN · Gauge 05372995
97.1cfs
Lowoptimal 120–350 cfs
Wolf River
WI · Gauge 04074950
222cfs
Lowoptimal 600–3,000 cfs
Namekagon River
WI · Gauge 05332000
—cfs
—optimal 200–800 cfs
Peshtigo River
WI · Gauge 04069500
367cfs
Lowoptimal 800–3,000 cfs
Flambeau River
WI · Gauge 05359500
90.5cfs
Lowoptimal 600–3,000 cfs
Kickapoo River
WI · Gauge 05408000
180cfs
Lowoptimal 200–1,200 cfs
Black River
WI · Gauge 05381000
56.6cfs
Lowoptimal 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
109cfs
Optimaloptimal 100–500 cfs
Menominee River
WI · Gauge 04067500
1,120cfs
Optimaloptimal 500–3500 cfs
Milwaukee River
WI · Gauge 04087000
339cfs
Optimaloptimal 80–500 cfs
Fox River
WI · Gauge 04073365
879cfs
Optimaloptimal 500–1450 cfs
Lake Superior
WI · Gauge
—cfs
—optimal cfs
Baraboo River
WI · Gauge 05404129
—cfs
—optimal 150–450 cfs
Rock River
WI · Gauge 05424057
239cfs
Optimaloptimal 200–600 cfs
Totagatic River
WI · Gauge 05333067
—cfs
—optimal cfs
Sugar River
WI · Gauge 05436500
381cfs
Optimaloptimal 200–600 cfs
Brule River
WI · Gauge 04060993
183cfs
Optimaloptimal 170–525 cfs
Tomahawk River
WI · Gauge 05391000
303cfs
Lowoptimal 325–1000 cfs
Sheboygan River
WI · Gauge 04086000
197cfs
Optimaloptimal 150–450 cfs
Montreal River
WI · Gauge 04060993
183cfs
Optimaloptimal 170–525 cfs
Manitowish River
WI · Gauge 05357335
—cfs
—optimal 35–100 cfs
South Fork Flambeau River
WI · Gauge 05359500
90.5cfs
Lowoptimal 325–950 cfs
Popple River
WI · Gauge 04063700
30.7cfs
Lowoptimal 60–170 cfs
Yahara River
WI · Gauge 05428500
260cfs
Highoptimal 90–250 cfs
Eau Claire River
WI · Gauge 05397500
72.2cfs
Lowoptimal 130–375 cfs
Red River
WI · Gauge 04077630
108cfs
Optimaloptimal 70–200 cfs
White River
WI · Gauge 04027500
154cfs
Optimaloptimal 140–425 cfs
Red Cedar River
WI · Gauge 05367500
367cfs
Lowoptimal 400–1250 cfs
St. Croix River
WI · Gauge 04077630
108cfs
Optimaloptimal 70–200 cfs
North Fork Flambeau River
WI · Gauge 04027500
154cfs
Optimaloptimal 140–425 cfs
Pike River
WI · Gauge 04066500
94.3cfs
Lowoptimal 110–325 cfs
Chippewa River
WI · Gauge 05365500
1,100cfs
Lowoptimal 2650–7900 cfs
Upper Iowa River
IA · Gauge 05388250
738cfs
Optimaloptimal 300–2,000 cfs
Yellow River State Forest
IA · Gauge 05389000
247cfs
Optimaloptimal 100–600 cfs
Maquoketa River
IA · Gauge 05418500
2,020cfs
Optimaloptimal 400–2,500 cfs
Cedar River
IA · Gauge 05464500
9,220cfs
Highoptimal 500–4,000 cfs
Falling slowly (-40 cfs/hr)
Des Moines River
IA · Gauge 05481650
6,990cfs
Optimaloptimal 1,000–8,000 cfs
Wapsipinicon River
IA · Gauge 05421000
1,300cfs
Optimaloptimal 200–1,500 cfs
Turkey River
IA · Gauge 05412500
2,420cfs
Highoptimal 200–1,500 cfs
Volga River
IA · Gauge 05412400
485cfs
Optimaloptimal 100–600 cfs
Iowa River
IA · Gauge 05451770
3,190cfs
Highoptimal 800–2350 cfs
Mississippi River
IA · Gauge 05451770
3,190cfs
Highoptimal 800–2350 cfs
Little Sioux River
IA · Gauge 06605850
316cfs
Lowoptimal 425–1300 cfs
Missouri River
IA · Gauge 06610000
29,500cfs
Optimaloptimal 17100–51400 cfs
North Raccoon River
IA · Gauge 05482430
—cfs
—optimal cfs
South Skunk River
IA · Gauge 05471050
2,790cfs
FLOODoptimal 325–975 cfs
Big Sioux River
IA · Gauge 06483950
720cfs
Lowoptimal 1350–4100 cfs
East Nishnabotna River
IA · Gauge 06809210
516cfs
Highoptimal 140–425 cfs
East Fork Des Moines River
IA · Gauge 05478265
143cfs
Lowoptimal 300–925 cfs
North River
IA · Gauge 05486000
438cfs
Highoptimal 100–300 cfs
North Skunk River
IA · Gauge 05472500
1,730cfs
Highoptimal 250–775 cfs
Skunk River
IA · Gauge 05478265
143cfs
Lowoptimal 300–925 cfs
Middle River
IA · Gauge 05486490
562cfs
Highoptimal 150–450 cfs
West Nishnabotna River
IA · Gauge 06807410
773cfs
Highoptimal 180–525 cfs
Boone River
IA · Gauge 05480820
85cfs
Lowoptimal 170–500 cfs
North Fork Maquoketa River
IA · Gauge 05418400
548cfs
Optimaloptimal 225–700 cfs
Grand River
IA · Gauge 05480820
85cfs
Lowoptimal 170–500 cfs
Little Cedar River
IA · Gauge 05458000
177cfs
Optimaloptimal 110–325 cfs
South Raccoon River
IA · Gauge 05484000
1,080cfs
Highoptimal 275–825 cfs
Middle Raccoon River
IA · Gauge 05483450
467cfs
Highoptimal 130–375 cfs
Rock River
IA · Gauge 06483500
561cfs
Optimaloptimal 300–900 cfs
West Fork Cedar River
IA · Gauge 05458900
923cfs
Optimaloptimal 325–950 cfs
Winnebago River
IA · Gauge 05459500
216cfs
Optimaloptimal 170–500 cfs
Boyer River
IA · Gauge 06483500
561cfs
Optimaloptimal 300–900 cfs
Big Cedar Creek
IA · Gauge 05458900
923cfs
Optimaloptimal 325–950 cfs
Ocheyedan River
IA · Gauge 06605000
119cfs
Lowoptimal 120–375 cfs
Black Hawk Creek
IA · Gauge 05463500
652cfs
Highoptimal 110–325 cfs
Buffalo Creek
IA · Gauge 06605000
119cfs
Lowoptimal 120–375 cfs
Shell Rock River
IA · Gauge 05463500
652cfs
Highoptimal 110–325 cfs
South Fork Iowa River
IA · Gauge 05451210
495cfs
Highoptimal 90–275 cfs
English River
IA · Gauge 05455500
1,070cfs
Highoptimal 200–625 cfs
Chariton River
IA · Gauge 06904010
627cfs
Optimaloptimal 225–700 cfs
Lake Red Rock
IA · Gauge 05451210
495cfs
Highoptimal 90–275 cfs
Yellow River
IA · Gauge 05389000
247cfs
Optimaloptimal 100–300 cfs
Lizard Creek
IA · Gauge 05480080
—cfs
—optimal cfs
Raccoon River
IA · Gauge 05484650
7,380cfs
Highoptimal 1150–3500 cfs
Rising slowly (+30 cfs/hr)
Rathbun Lake
IA · Gauge 05480080
—cfs
—optimal cfs
Whitewater Creek
IA · Gauge 05484600
—cfs
—optimal cfs
Current River
MO · Gauge 07067000
744cfs
Optimaloptimal 400–2,000 cfs
Eleven Point River
MO · Gauge 07071500
256cfs
Lowoptimal 300–1,500 cfs
St. Francis River
MO · Gauge 07037500
64.2cfs
Lowoptimal 400–2,500 cfs
Jacks Fork River
MO · Gauge 07065200
23.2cfs
Lowoptimal 200–1,500 cfs
Meramec River
MO · Gauge 07019000
465cfs
Lowoptimal 500–3,000 cfs
Big River
MO · Gauge 07018500
105cfs
Lowoptimal 200–1500 cfs
Gasconade River
MO · Gauge 06933500
432cfs
Optimaloptimal 300–3000 cfs
North Fork White River
MO · Gauge 07057500
275cfs
Optimaloptimal 200–1200 cfs
Missouri River
MO · Gauge 06906500
74,400cfs
Optimaloptimal 33800–101500 cfs
Falling slowly (-100 cfs/hr)
Grand River
MO · Gauge 06896900
403cfs
Lowoptimal 575–1700 cfs
Black River
MO · Gauge 07063000
283cfs
Lowoptimal 725–2200 cfs
Big Piney River
MO · Gauge 06930000
104cfs
Lowoptimal 275–850 cfs
Osage River
MO · Gauge 06926510
1,260cfs
Lowoptimal 6100–18400 cfs
Castor River
MO · Gauge 07021000
76.9cfs
Lowoptimal 275–825 cfs
Lamine River
MO · Gauge 06906800
9.12cfs
Lowoptimal 225–700 cfs
Mississippi River
MO · Gauge 07021000
76.9cfs
Lowoptimal 275–825 cfs
Bourbeuse River
MO · Gauge 07015720
0.47cfs
Lowoptimal 70–200 cfs
Niangua River
MO · Gauge 06923250
18.9cfs
Lowoptimal 180–550 cfs
Huzzah Creek
MO · Gauge 07014000
13.7cfs
Lowoptimal 140–425 cfs
James River
MO · Gauge 07050700
8.09cfs
Lowoptimal 120–375 cfs
Osage Fork Gasconade River
MO · Gauge 07014000
13.7cfs
Lowoptimal 140–425 cfs
Sac River
MO · Gauge 06919900
60.1cfs
Lowoptimal 825–2500 cfs
Shoal Creek
MO · Gauge 07187000
70.3cfs
Lowoptimal 225–650 cfs
Elk River
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Bryant Creek
MO · Gauge 07058000
135cfs
Lowoptimal 275–825 cfs
Blue River
MO · Gauge 06893500
55.5cfs
Lowoptimal 90–275 cfs
Courtois Creek
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Buffalo National River
AR · Gauge 07055646
0.96cfs
Lowoptimal 400–3,000 cfs
Cossatot River
AR · Gauge 07340300
2.58cfs
Lowoptimal 300–2,000 cfs
Mulberry River
AR · Gauge 07252000
8.24cfs
Lowoptimal 400–3,000 cfs
War Eagle Creek
AR · Gauge 07049000
14.2cfs
Lowoptimal 200–1,500 cfs
Big Piney Creek
AR · Gauge 07257006
10.4cfs
Lowoptimal 300–2,500 cfs
Kings River
AR · Gauge 07050500
9.05cfs
Lowoptimal 200–2000 cfs
Illinois Bayou
AR · Gauge 07257500
7.12cfs
Lowoptimal 200–1500 cfs
Caddo River
AR · Gauge 07359610
22.8cfs
Lowoptimal 200–1500 cfs
Bayou Bartholomew
AR · Gauge 07364150
—cfs
—optimal 350–1050 cfs
Crooked Creek
AR · Gauge 07055607
39.7cfs
Lowoptimal 250–750 cfs
North Sylamore Creek
AR · Gauge 07060710
3.86cfs
Lowoptimal 25–70 cfs
Hurricane Creek
AR · Gauge 07055607
39.7cfs
Lowoptimal 250–750 cfs
Richland Creek
AR · Gauge 07055875
0.28cfs
Lowoptimal 60–180 cfs
Atchafalaya Basin
LA · Gauge 07381490
131,000cfs
Optimaloptimal 50000–200000 cfs
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
59.4cfs
Lowoptimal 100–600 cfs
Amite River
LA · Gauge 07378500
333cfs
Optimaloptimal 200–2,000 cfs
Tangipahoa River
LA · Gauge 07375500
369cfs
Optimaloptimal 200–1,200 cfs
Bayou Lacombe
LA · Gauge 07374584
—cfs
—optimal 50–300 cfs
Comite River
LA · Gauge 07378000
61.9cfs
Lowoptimal 100–800 cfs
Bayou Teche
LA · Gauge 07385700
206cfs
Lowoptimal 250–725 cfs
Black Creek
MS · Gauge 02479130
81.6cfs
Lowoptimal 200–1200 cfs
Okatoma Creek
MS · Gauge 02472850
82.3cfs
Lowoptimal 200–1000 cfs
Wolf River
MS · Gauge 02481500
—cfs
—optimal 100–800 cfs
Bowie Creek
MS · Gauge
—cfs
—optimal 100–600 cfs
Leaf River
MS · Gauge 02473000
495cfs
Optimaloptimal 300–3,000 cfs
Pearl River
MS · Gauge 02482000
12.8cfs
Lowoptimal 500–5,000 cfs
Chunky River
MS · Gauge 02475500
30cfs
Lowoptimal 100–800 cfs
Tallahala Creek
MS · Gauge 02474500
—cfs
—optimal 100–800 cfs
Little River Canyon
AL · Gauge 02399200
74.6cfs
Lowoptimal 300–2000 cfs
Cahaba River
AL · Gauge 02423500
140cfs
Lowoptimal 500–3000 cfs
Locust Fork of the Black Warrior
AL · Gauge 02455300
—cfs
—optimal 500–3000 cfs
Sipsey Fork
AL · Gauge 02450250
20.4cfs
Lowoptimal 200–1,500 cfs
Mulberry Fork
AL · Gauge 02450000
222cfs
Lowoptimal 300–2,000 cfs
Coosa River
AL · Gauge 02407000
1,360cfs
Optimaloptimal 1,000–8,000 cfs
Tallapoosa River
AL · Gauge 02414500
414cfs
Lowoptimal 500–4,000 cfs
Falling slowly (-72 cfs/hr)
Flint Creek
AL · Gauge 03575100
161cfs
Optimaloptimal 50–300 cfs
Alabama River
AL · Gauge 02428401
—cfs
—optimal cfs
Little River
AL · Gauge 02399200
74.6cfs
Lowoptimal 225–700 cfs
Ichetucknee River
FL · Gauge 02322700
218cfs
Optimaloptimal 200–400 cfs
Peace River
FL · Gauge 02295637
515cfs
Optimaloptimal 200–2000 cfs
Loxahatchee River
FL · Gauge 02277600
301cfs
Highoptimal 50–300 cfs
Suwannee River
FL · Gauge 02320500
3,950cfs
Optimaloptimal 2000–15000 cfs
Wekiva River
FL · Gauge 02235000
739cfs
Highoptimal 100–400 cfs
Rainbow River
FL · Gauge 02313100
517cfs
Highoptimal 200–400 cfs
Hillsborough River
FL · Gauge 02304500
821cfs
Highoptimal 100–800 cfs
Rising slowly (+49 cfs/hr)
Santa Fe River
FL · Gauge 02321500
913cfs
Optimaloptimal 200–1500 cfs
St. Johns River
FL · Gauge 02232000
3,900cfs
Optimaloptimal cfs
Rising slowly (+50 cfs/hr)
Putnam County Blueways
FL · Gauge 293141081400201
—cfs
—optimal cfs
Lower Suwannee River Trail
FL · Gauge
—cfs
—optimal cfs
Apalachicola River
FL · Gauge 02359170
25,900cfs
Optimaloptimal 11400–34300 cfs
Everglades
FL · Gauge 251558081094400
—cfs
—optimal cfs
Upper Suwannee River Trail
FL · Gauge 02359170
25,900cfs
Optimaloptimal 11400–34300 cfs
Withlacoochee River
FL · Gauge 02312598
146cfs
Lowoptimal 150–450 cfs
Choctawhatchee River
FL · Gauge 02365500
8,820cfs
Highoptimal 2650–8000 cfs
Rising (+130 cfs/hr)
Lower Ochlockonee River State Trail
FL · Gauge 253044080555900
—cfs
—optimal cfs
Yellow River
FL · Gauge 02368000
2,360cfs
Highoptimal 575–1700 cfs
Saint Marys River
FL · Gauge 02312598
146cfs
Lowoptimal 150–450 cfs
Chipola River
FL · Gauge 02359000
1,820cfs
Optimaloptimal 750–2200 cfs
Timucuan Ecological And Historic Preserve Trail
FL · Gauge 02368000
2,360cfs
Highoptimal 575–1700 cfs
Myakka River
FL · Gauge 02298880
1,030cfs
FLOODoptimal 130–400 cfs
Lower Suwannee National Wildlife Refuge Trail
FL · Gauge 02359000
1,820cfs
Optimaloptimal 750–2200 cfs
Lake Harris Run
FL · Gauge 02298880
1,030cfs
FLOODoptimal 130–400 cfs
Shoal River State
FL · Gauge 02368500
1,100cfs
Optimaloptimal cfs
Little Manatee River
FL · Gauge 02300500
638cfs
FLOODoptimal 80–250 cfs
Holmes Creek
FL · Gauge 02366000
902cfs
Optimaloptimal 350–1050 cfs
Blackwater River
FL · Gauge 02370000
1,020cfs
Highoptimal 170–525 cfs
Withlacoochee River North Trail
FL · Gauge 02300500
638cfs
FLOODoptimal 80–250 cfs
Ochlockonee River
FL · Gauge 02329000
1,470cfs
Optimaloptimal 500–1550 cfs
Lake Louisa State Park Trail
FL · Gauge 02370000
1,020cfs
Highoptimal 170–525 cfs
Aucilla River
FL · Gauge 02326500
171cfs
Lowoptimal 180–525 cfs
Econfina Creek
FL · Gauge 02359500
924cfs
Highoptimal 275–800 cfs
Wekiva River/Rock Springs Run
FL · Gauge 02326500
171cfs
Lowoptimal 180–525 cfs
Lake Eustis Run
FL · Gauge 02359500
924cfs
Highoptimal 275–800 cfs
Econolockhatchee River
FL · Gauge 02233500
1,320cfs
Optimaloptimal cfs
Rock Springs Run
FL · Gauge 02234610
—cfs
—optimal cfs
Chattooga River — SC Section
SC · Gauge 02177000
537cfs
Optimaloptimal 500–2000 cfs
Saluda River
SC · Gauge 02169000
1,020cfs
Optimaloptimal 600–2500 cfs
Edisto River
SC · Gauge 02175000
723cfs
Optimaloptimal 300–2000 cfs
Broad River
SC · Gauge 02156500
29,800cfs
FLOODoptimal 500–5,000 cfs
Rising slowly (+100 cfs/hr)
Congaree River
SC · Gauge 02169500
23,600cfs
Highoptimal 2,000–15,000 cfs
Little River
SC · Gauge 02162500
1,460cfs
Highoptimal 200–1,200 cfs
Waccamaw River
SC · Gauge 02110500
206cfs
Lowoptimal 300–2,000 cfs
Tyger River
SC · Gauge 02160105
—cfs
—optimal 200–1,500 cfs
Chattooga River — Main
SC · Gauge 02177000
537cfs
Optimaloptimal 800–3000 cfs
Enoree River
SC · Gauge 02160700
1,400cfs
Highoptimal 200–1000 cfs
Falling slowly (-100 cfs/hr)
Lynches River
SC · Gauge 02132000
254cfs
Optimaloptimal 200–1000 cfs
Wateree River
SC · Gauge 02148000
7,890cfs
Highoptimal 1000–4000 cfs
Rising (+140 cfs/hr)
Pee Dee River
SC · Gauge 02131000
4,950cfs
Optimaloptimal 1500–6000 cfs
Black River
SC · Gauge 02136000
16.5cfs
Lowoptimal 200–1000 cfs
Lumber River
SC · Gauge 02134500
431cfs
Optimaloptimal 200–800 cfs
Great Pee Dee River
SC · Gauge 021474095
—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
274cfs
Lowoptimal 350–1050 cfs
Upper Saluda River
SC · Gauge 021630005
2,260cfs
Optimaloptimal cfs
Falling slowly (-40 cfs/hr)
North Fork Edisto River
SC · Gauge 02173500
321cfs
Lowoptimal 350–1100 cfs
Reedy River
SC · Gauge 02164110
295cfs
Optimaloptimal 100–300 cfs
Combahee River
SC · Gauge 02176150
—cfs
—optimal cfs
Catawba River
SC · Gauge 02147020
12,600cfs
Highoptimal 2200–6600 cfs
Salkehatchie River
SC · Gauge 02175500
118cfs
Lowoptimal 160–475 cfs
Pacolet River
SC · Gauge 02156370
7,820cfs
FLOODoptimal 375–1100 cfs
Chauga River
SC · Gauge 02183170
—cfs
—optimal cfs
Ashley River
SC · Gauge 021720812
—cfs
—optimal cfs
Chattooga River
SC · Gauge 02177000
537cfs
Optimaloptimal 325–975 cfs
South Tyger River
SC · Gauge 02158408
285cfs
Highoptimal 60–190 cfs
Stevens Creek
SC · Gauge 02196000
1,180cfs
Highoptimal 200–600 cfs
Falling slowly (-60 cfs/hr)
Waccamaw River / ICW
SC · Gauge 02177000
537cfs
Optimaloptimal 325–975 cfs
Coosaw River / ICW
SC · Gauge 02158408
285cfs
Highoptimal 60–190 cfs
Twelve Mile River
SC · Gauge 02186000
190cfs
Optimaloptimal 90–275 cfs
Stono River
SC · Gauge 021721675
—cfs
—optimal cfs
Coosawhatchie River
SC · Gauge 02176500
48.7cfs
Optimaloptimal cfs
South Saluda River
SC · Gauge 02162290
16.4cfs
Lowoptimal 20–60 cfs
North Saluda River
SC · Gauge 021623950
20.4cfs
Lowoptimal 35–100 cfs
Middle Saluda River
SC · Gauge 02162350
101cfs
Highoptimal 30–90 cfs
Lawsons Fork Creek
SC · Gauge 02156300
312cfs
Highoptimal 60–180 cfs
Lower Saluda River
SC · Gauge 021765182
—cfs
—optimal cfs
North Tyger River
SC · Gauge 02157000
26.9cfs
Lowoptimal 35–100 cfs
Town Creek
SC · Gauge 021623975
27.4cfs
Lowoptimal 35–100 cfs
Niobrara River
NE · Gauge 06461500
588cfs
Optimaloptimal 300–1500 cfs
Dismal River
NE · Gauge 06775900
257cfs
Optimaloptimal 100–400 cfs
Platte River
NE · Gauge 06770500
164cfs
Lowoptimal 2000–15000 cfs
Calamus River
NE · Gauge 06787000
—cfs
—optimal 100–400 cfs
Loup River
NE · Gauge 06792500
2,340cfs
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
547cfs
Optimaloptimal 200–1000 cfs
Lower Elkhorn River
NE · Gauge 06799350
581cfs
Optimaloptimal 575–1700 cfs
Upper Elkhorn RIver
NE · Gauge 06799315
478cfs
Lowoptimal 500–1500 cfs
Cedar River
NE · Gauge 06791500
—cfs
—optimal cfs
Missouri River — Below Fort Randall
SD · Gauge 06452000
—cfs
—optimal 15000–40000 cfs
Big Sioux River
SD · Gauge 06485500
890cfs
Optimaloptimal 500–3000 cfs
Cheyenne River
SD · Gauge 06408650
50.1cfs
Lowoptimal 500–5000 cfs
Spearfish Creek
SD · Gauge 06431500
34.9cfs
Lowoptimal 50–300 cfs
Rapid Creek
SD · Gauge 06414000
29.5cfs
Lowoptimal 50–400 cfs
James River
SD · Gauge 06477000
85.2cfs
Lowoptimal 200–2000 cfs
White River
SD · Gauge 06452000
111cfs
Optimaloptimal 100–1000 cfs
Vermillion River
SD · Gauge 06478690
—cfs
—optimal 100–800 cfs
Missouri River
SD · Gauge 06453020
—cfs
—optimal cfs
Little Missouri River
ND · Gauge 06337000
196cfs
Lowoptimal 200–3000 cfs
Rising slowly (+86 cfs/hr)
Sheyenne River
ND · Gauge 05059000
279cfs
Optimaloptimal 200–2000 cfs
Missouri River — Lake Sakakawea to Bismarck
ND · Gauge 06340500
24.5cfs
Lowoptimal 10000–30000 cfs
Pembina River
ND · Gauge 05099600
—cfs
—optimal 100–800 cfs
Heart River
ND · Gauge 06349000
20.5cfs
Lowoptimal 100–1000 cfs
Knife River
ND · Gauge 06340500
24.5cfs
Lowoptimal 50–500 cfs
Cannonball River
ND · Gauge 06354000
—cfs
—optimal 50–500 cfs
Flint Hills — South Fork Cottonwood
KS · Gauge 07182000
268cfs
Optimaloptimal 200–1500 cfs
Kansas (Kaw) River
KS · Gauge 06891000
20,300cfs
Highoptimal 2000–15000 cfs
Fall River
KS · Gauge 07168500
—cfs
—optimal 200–1200 cfs
Cottonwood River
KS · Gauge 07182250
338cfs
Optimaloptimal 200–2000 cfs
Neosho River
KS · Gauge 07179730
824cfs
Optimaloptimal 300–3000 cfs
Solomon River
KS · Gauge 06876000
82.7cfs
Lowoptimal 200–1500 cfs
Smoky Hill River
KS · Gauge 06864500
115cfs
Optimaloptimal 100–1000 cfs
Marais des Cygnes River
KS · Gauge 06913500
1,180cfs
Optimaloptimal 200–2000 cfs
Arkansas River
KS · Gauge 07143330
102cfs
Lowoptimal 250–725 cfs
Kansas River
KS · Gauge 06888350
17,200cfs
Highoptimal 2750–8300 cfs
Falling (-200 cfs/hr)
Illinois River
OK · Gauge 07196500
213cfs
Lowoptimal 400–2000 cfs
Lower Mountain Fork
OK · Gauge 07339000
145cfs
Lowoptimal 200–1500 cfs
Blue River
OK · Gauge 07332500
33.5cfs
Lowoptimal 100–800 cfs
Kiamichi River
OK · Gauge 07335700
0cfs
Lowoptimal 200–2000 cfs
Glover River
OK · Gauge 07337900
0cfs
Lowoptimal 100–1000 cfs
Baron Fork Creek
OK · Gauge 07197000
36.9cfs
Lowoptimal 100–800 cfs
Caney River
OK · Gauge 07174500
—cfs
—optimal 200–1500 cfs
Washita River
OK · Gauge 07325000
5.12cfs
Lowoptimal 200–2000 cfs
Rio Grande — Big Bend
TX · Gauge 08374550
8.41cfs
Lowoptimal 300–2000 cfs
Brazos River
TX · Gauge 08088000
0cfs
Lowoptimal 300–3000 cfs
San Marcos River
TX · Gauge 08170500
87cfs
Lowoptimal 100–400 cfs
Guadalupe River
TX · Gauge 08167500
96.4cfs
Lowoptimal 150–500 cfs
Devils River
TX · Gauge 08449100
18.6cfs
Lowoptimal 100–800 cfs
Colorado River — Austin
TX · Gauge 08158000
242cfs
Lowoptimal 500–3000 cfs
Llano River
TX · Gauge 08150000
43cfs
Lowoptimal 100–1000 cfs
Medina River
TX · Gauge 08178880
20.8cfs
Lowoptimal 50–500 cfs
Frio River
TX · Gauge 08195000
67.8cfs
Optimaloptimal 50–300 cfs
Comal River
TX · Gauge 08169000
153cfs
Lowoptimal 200–400 cfs
Blanco River
TX · Gauge 08171000
8.26cfs
Lowoptimal 50–300 cfs
Nueces River
TX · Gauge 08190000
218cfs
Optimaloptimal 100–500 cfs
Sabine River
TX · Gauge 08022040
157cfs
Lowoptimal 500–3000 cfs
Rio Grande
TX · Gauge 08375300
48.9cfs
Lowoptimal 325–950 cfs
Truckee River
NV · Gauge 10348000
283cfs
Lowoptimal 300–1200 cfs
Carson River — East Fork
NV · Gauge 10309000
46.9cfs
Lowoptimal 200–800 cfs
Humboldt River
NV · Gauge 10322500
24.9cfs
Lowoptimal 100–800 cfs
Walker River
NV · Gauge 10301500
30.9cfs
Lowoptimal 50–300 cfs
East Walker River
NV · Gauge 10293000
98.5cfs
Optimaloptimal 30–150 cfs
Jarbidge River
NV · Gauge 13162500
—cfs
—optimal 20–100 cfs
Bruneau River
NV · Gauge 13168500
34.8cfs
Lowoptimal 300–1500 cfs
Colorado River
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
Carson River
NV · Gauge 10311750
14cfs
Lowoptimal 250–725 cfs
Ruby Lake
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
South Fork Owyhee River
NV · Gauge 10311750
14cfs
Lowoptimal 250–725 cfs
Cuyahoga River
OH · Gauge 04208000
275cfs
Lowoptimal 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
364cfs
Optimaloptimal 300–2000 cfs
Grand River
OH · Gauge 04212100
23.2cfs
Lowoptimal 300–2,000 cfs
Hocking River
OH · Gauge 03159500
725cfs
Optimaloptimal 200–1,500 cfs
Vermilion River
OH · Gauge 04199500
9.62cfs
Lowoptimal 200–1000 cfs
Mad River
OH · Gauge 03267000
165cfs
Lowoptimal 200–1200 cfs
Tuscarawas River
OH · Gauge 03115900
—cfs
—optimal 500–3000 cfs
Kokosing River
OH · Gauge 03136500
53.1cfs
Lowoptimal 100–400 cfs
Olentangy River
OH · Gauge 03226800
47.3cfs
Lowoptimal 150–600 cfs
Scioto River
OH · Gauge 03227500
206cfs
Lowoptimal 500–3000 cfs
Maumee River
OH · Gauge 04193500
765cfs
Lowoptimal 1000–5000 cfs
Chagrin River
OH · Gauge 04209000
48.3cfs
Lowoptimal 100–500 cfs
Great Miami River
OH · Gauge 03274000
1,910cfs
Optimaloptimal 300–2500 cfs
Sandusky River
OH · Gauge 04197137
68.8cfs
Lowoptimal 525–1600 cfs
Muskingum River
OH · Gauge 03150000
2,330cfs
Lowoptimal 5000-25000 cfs
Raccoon Creek
OH · Gauge 03202000
163cfs
Lowoptimal 325–975 cfs
Mahoning River
OH · Gauge 03091500
424cfs
Optimaloptimal 150–450 cfs
Wills Creek
OH · Gauge 03142000
351cfs
Optimaloptimal 225–700 cfs
Auglaize River
OH · Gauge 04186500
46.7cfs
Lowoptimal 150–450 cfs
Paint Creek
OH · Gauge 03232000
45.9cfs
Lowoptimal 130–400 cfs
Blanchard River
OH · Gauge 04189000
25.3cfs
Lowoptimal 140–425 cfs
Killbuck Creek
OH · Gauge 03139000
—cfs
—optimal 225–675 cfs
Big Darby Creek
OH · Gauge 03230088
—cfs
—optimal cfs
Big Walnut Creek
OH · Gauge 03228500
139cfs
Optimaloptimal 110–325 cfs
Black River
OH · Gauge 04200500
26.2cfs
Lowoptimal 180–550 cfs
Little Muskingum River
OH · Gauge 03115400
1,870cfs
FLOODoptimal 140–425 cfs
Symmes Creek
OH · Gauge 03205470
27.3cfs
Lowoptimal 170–500 cfs
Licking River
OH · Gauge 03146500
249cfs
Lowoptimal 325–975 cfs
Deer Creek
OH · Gauge 03230800
40.3cfs
Lowoptimal 130–375 cfs
Stillwater River
OH · Gauge 03265000
147cfs
Lowoptimal 250–725 cfs
Huron River
OH · Gauge 04199000
31.5cfs
Lowoptimal 170–525 cfs
Saint Marys River
OH · Gauge 03146500
249cfs
Lowoptimal 325–975 cfs
Conneaut Creek
OH · Gauge 04213000
14.6cfs
Lowoptimal 140–425 cfs
Ohio Brush Creek
OH · Gauge 03237500
21.3cfs
Lowoptimal 225–700 cfs
Alum Creek
OH · Gauge 03228805
60cfs
Optimaloptimal 60–170 cfs
Duck Creek
OH · Gauge 03115786
805cfs
Highoptimal 170–500 cfs
Falling slowly (-64 cfs/hr)
East Branch Chagrin River
OH · Gauge 04213000
14.6cfs
Lowoptimal 140–425 cfs
North Fork Paint Creek
OH · Gauge 03237500
21.3cfs
Lowoptimal 225–700 cfs
Twin Creek
OH · Gauge 03272000
109cfs
Lowoptimal 140–425 cfs
Salt Creek
OH · Gauge 03115786
805cfs
Highoptimal 170–500 cfs
Falling slowly (-64 cfs/hr)
Sugar Creek
OH · Gauge 03124500
34.3cfs
Lowoptimal 160–475 cfs
Saint Joseph River
OH · Gauge 03272000
109cfs
Lowoptimal 140–425 cfs
Ottawa River
OH · Gauge 04187100
7.07cfs
Lowoptimal 60–190 cfs
Little Beaver Creek
OH · Gauge 03109500
224cfs
Lowoptimal 275–800 cfs
Sandy Creek
OH · Gauge 03117500
71.1cfs
Lowoptimal 140–425 cfs
East Branch Ashtabula River
OH · Gauge 04187100
7.07cfs
Lowoptimal 60–190 cfs
Greenville Creek
OH · Gauge 03264000
80.6cfs
Lowoptimal 100–300 cfs
Ashtabula River
OH · Gauge 03117500
71.1cfs
Lowoptimal 140–425 cfs
Captina Creek
OH · Gauge 03113990
144cfs
Optimaloptimal 90–275 cfs
Conotton Creek
OH · Gauge 03264000
80.6cfs
Lowoptimal 100–300 cfs
Loramie Creek
OH · Gauge 03261950
19.7cfs
Lowoptimal 80–225 cfs
White Oak Creek
OH · Gauge 03238495
285cfs
Optimaloptimal 160–475 cfs
Scioto Brush Creek
OH · Gauge 03113990
144cfs
Optimaloptimal 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
65.1cfs
Lowoptimal 160–475 cfs
Sunfish Creek
OH · Gauge 03102950
—cfs
—optimal 60–190 cfs
Little Darby Creek
OH · Gauge 03230310
56.7cfs
Lowoptimal 90–275 cfs
Tinkers Creek
OH · Gauge 04207200
25cfs
Lowoptimal 70–225 cfs
Little Scioto River
OH · Gauge 04201500
65.1cfs
Lowoptimal 160–475 cfs
Portage River
OH · Gauge 04195820
17.9cfs
Lowoptimal 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
832cfs
Optimaloptimal 400–2000 cfs
Sugar Creek
IN · Gauge 03361630
—cfs
—optimal 300–1500 cfs
Blue River
IN · Gauge 03303000
45.1cfs
Lowoptimal 200–800 cfs
Tippecanoe River
IN · Gauge 03333050
1,270cfs
Optimaloptimal 500–2000 cfs
Rising slowly (+30 cfs/hr)
Muscatatuck River
IN · Gauge 03367000
—cfs
—optimal 200–800 cfs
Eel River
IN · Gauge 03328000
116cfs
Lowoptimal 200–700 cfs
Wildcat Creek
IN · Gauge 03335000
132cfs
Lowoptimal 150–600 cfs
Wabash River
IN · Gauge 03340500
7,080cfs
Optimaloptimal 1500–10000 cfs
Falling slowly (-60 cfs/hr)
White River
IN · Gauge 03353000
148cfs
Lowoptimal 400–3000 cfs
Ohio River
IN · Gauge 03294560
—cfs
—optimal cfs
East Fork White River
IN · Gauge 03371500
817cfs
Lowoptimal 2350–7000 cfs
Kankakee River
IN · Gauge 05520500
1,980cfs
Optimaloptimal 1100–3250 cfs
Mississinewa River
IN · Gauge 03326500
108cfs
Lowoptimal 350–1000 cfs
Iroquois River
IN · Gauge 05524500
129cfs
Lowoptimal 225–650 cfs
Flatrock River
IN · Gauge 03363400
—cfs
—optimal cfs
Big Walnut Creek
IN · Gauge 03357330
7.56cfs
Lowoptimal 80–250 cfs
Saint Joseph River - South Bend
IN · Gauge 05524500
129cfs
Lowoptimal 225–650 cfs
Elkhart River
IN · Gauge 04100500
80.5cfs
Lowoptimal 275–825 cfs
South Branch Elkhart River
IN · Gauge 03357330
7.56cfs
Lowoptimal 80–250 cfs
Pigeon River
IN · Gauge 04099750
233cfs
Optimaloptimal 180–550 cfs
Saint Joseph River - Fort Wayne
IN · Gauge 04099750
233cfs
Optimaloptimal 180–550 cfs
Big Pine Creek
IN · Gauge 033356848
29.6cfs
Lowoptimal 90–250 cfs
Fawn River
IN · Gauge 04098325
—cfs
—optimal 90–250 cfs
Maumee River
IN · Gauge 04183000
361cfs
Lowoptimal 950–2800 cfs
Deep River
IN · Gauge 04093000
47.7cfs
Lowoptimal 60–190 cfs
Driftwood River
IN · Gauge 03363000
266cfs
Lowoptimal 625–1850 cfs
Vermilion River
IL · Gauge 05555300
81.6cfs
Lowoptimal 300–1200 cfs
Cache River
IL · Gauge 03612000
1.78cfs
Lowoptimal 100–500 cfs
Kankakee River
IL · Gauge 05527500
2,630cfs
Optimaloptimal 500–3000 cfs
Fox River
IL · Gauge 05551000
1,710cfs
Optimaloptimal 800–2500 cfs
Des Plaines River
IL · Gauge 05532500
686cfs
Optimaloptimal 300–1200 cfs
Mackinaw River
IL · Gauge 05568000
127cfs
Lowoptimal 200–800 cfs
Sangamon River
IL · Gauge 05576000
6.62cfs
Lowoptimal 500–2000 cfs
Apple River
IL · Gauge 05419000
97.9cfs
Lowoptimal 100–400 cfs
Rock River
IL · Gauge 05441500
—cfs
—optimal 500–4000 cfs
Kankakee River
IL · Gauge 05520500
1,980cfs
Optimaloptimal 400–3000 cfs
Mississippi River
IL · Gauge 05414750
—cfs
—optimal cfs
Kaskaskia River
IL · Gauge 05592100
61.7cfs
Lowoptimal 600–1800 cfs
Illinois River
IL · Gauge 05568500
21,400cfs
Optimaloptimal 8200–24500 cfs
Falling fast (-400 cfs/hr)
Wabash River
IL · Gauge 03343010
9,640cfs
Optimaloptimal 7300–21900 cfs
Embarras River
IL · Gauge 05592100
61.7cfs
Lowoptimal 600–1800 cfs
Spoon River
IL · Gauge 05569500
856cfs
Optimaloptimal 400–1150 cfs
Kishwaukee River
IL · Gauge 05438500
362cfs
Optimaloptimal 200–625 cfs
Ohio River
IL · Gauge 03384500
—cfs
—optimal 95400–286200 cfs
La Moine River
IL · Gauge 05569500
856cfs
Optimaloptimal 400–1150 cfs
Lake Michigan
IL · Gauge 05438500
362cfs
Optimaloptimal 200–625 cfs
Pecatonica River
IL · Gauge 05435500
1,070cfs
Optimaloptimal 525–1550 cfs
Iroquois River
IL · Gauge 05525000
148cfs
Lowoptimal 300–925 cfs
Calumet River
IL · Gauge 05536368
—cfs
—optimal cfs
DuPage River
IL · Gauge 05540228
44.7cfs
Lowoptimal 45–130 cfs
North Branch Chicago River
IL · Gauge 05536000
35.1cfs
Lowoptimal 60–170 cfs
Chicago River
IL · Gauge 05536000
35.1cfs
Lowoptimal 60–170 cfs
West Branch DuPage River
IL · Gauge 05536000
35.1cfs
Lowoptimal 60–170 cfs
Nippersink Creek
IL · Gauge 05548280
150cfs
Optimaloptimal 80–250 cfs
Salt Creek
IL · Gauge 05531300
36.8cfs
Lowoptimal 80–225 cfs
Middle Fork Vermillion River
IL · Gauge 05548280
150cfs
Optimaloptimal 80–250 cfs
Androscoggin River
NH · Gauge 01053600
1,050cfs
Optimaloptimal 800–4000 cfs
Saco River
NH · Gauge 01064500
150cfs
Lowoptimal 400–2000 cfs
Pemigewasset River
NH · Gauge 01076500
199cfs
Lowoptimal 400–2000 cfs
Connecticut River
NH · Gauge 01138500
913cfs
Lowoptimal 2000–10000 cfs
Merrimack River
NH · Gauge 01092000
1,530cfs
Optimaloptimal 1000–6000 cfs
Rising (+250 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
112cfs
Lowoptimal 200–1200 cfs
Northern Forest Canoe Trail
NH · Gauge
—cfs
—optimal cfs
Umbagog Lake
NH · Gauge
—cfs
—optimal cfs
Lamprey River
NH · Gauge 01073500
14.8cfs
Lowoptimal 150–450 cfs
Nissitissit River
NH · Gauge 01073500
14.8cfs
Lowoptimal 150–450 cfs
West River
VT · Gauge 01155500
47.4cfs
Lowoptimal 400–1500 cfs
Lamoille River
VT · Gauge 04292000
70.7cfs
Lowoptimal 400–2000 cfs
White River
VT · Gauge 01144000
161cfs
Lowoptimal 400–2500 cfs
Winooski River
VT · Gauge 04286000
74.2cfs
Lowoptimal 500–4000 cfs
Battenkill
VT · Gauge 01329000
—cfs
—optimal 200–1000 cfs
Missisquoi River
VT · Gauge 04294000
168cfs
Lowoptimal 300–2000 cfs
Mad River
VT · Gauge 04288000
27.5cfs
Lowoptimal 200–1200 cfs
Otter Creek
VT · Gauge 04282000
126cfs
Lowoptimal 200–1500 cfs
Northern Forest Canoe Trail
VT · Gauge
—cfs
—optimal cfs
Trout River
VT · Gauge 04293600
—cfs
—optimal cfs
Housatonic River
CT · Gauge 01199000
446cfs
Optimaloptimal 400–2000 cfs
Farmington River
CT · Gauge 01189995
1,230cfs
Highoptimal 200–1000 cfs
Rising slowly (+40 cfs/hr)
Connecticut River
CT · Gauge 01184000
5,340cfs
Optimaloptimal 5000–25000 cfs
Falling slowly (-60 cfs/hr)
Salmon River
CT · Gauge 01193500
782cfs
Highoptimal 100–600 cfs
Quinnipiac River
CT · Gauge 01196500
684cfs
Highoptimal 100–600 cfs
Falling slowly (-28 cfs/hr)
Natchaug River
CT · Gauge 01122000
155cfs
Optimaloptimal 100–600 cfs
Shepaug River
CT · Gauge 01202501
13.1cfs
Lowoptimal 100–500 cfs
Bantam River
CT · Gauge 414349073120201
—cfs
—optimal 50–200 cfs
Pawcatuck River
CT · Gauge 01117500
236cfs
Optimaloptimal 100–300 cfs
Eightmile River
CT · Gauge 01194000
213cfs
FLOODoptimal 20–60 cfs
West Branch Farmington River
CT · Gauge 01186000
177cfs
Optimaloptimal 130–400 cfs
Wood River
CT · Gauge 01117800
195cfs
Optimaloptimal 40–110 cfs
West Branch Salmon Brook
CT · Gauge 01186000
177cfs
Optimaloptimal 130–400 cfs
East Branch Salmon Brook
CT · Gauge 01117800
195cfs
Optimaloptimal 40–110 cfs
Green Fall River
CT · Gauge 01118255
—cfs
—optimal cfs
Shunock River
CT · Gauge 01118368
—cfs
—optimal cfs
Salmon Brook
CT · Gauge 01192610
—cfs
—optimal cfs
Wood River
RI · Gauge 01117800
195cfs
Optimaloptimal 100–400 cfs
Pawcatuck River
RI · Gauge 01118500
742cfs
Highoptimal 200–600 cfs
Rising slowly (+31 cfs/hr)
Blackstone River
RI · Gauge 01112500
570cfs
Optimaloptimal 200–1200 cfs
Chipuxet River
RI · Gauge 01117350
40.6cfs
Optimaloptimal 30–150 cfs
Hunt River
RI · Gauge 01116910
—cfs
—optimal 30–200 cfs
Pawtuxet River
RI · Gauge 01116500
1,080cfs
Highoptimal 100–600 cfs
Ten Mile River
RI · Gauge 01109403
185cfs
Optimaloptimal 50–300 cfs
Woonasquatucket River
RI · Gauge 01114500
66.3cfs
Optimaloptimal 50–300 cfs
Beaver River
RI · Gauge 01117468
69.1cfs
Highoptimal 10–30 cfs
Queen River
RI · Gauge 01117370
123cfs
Highoptimal 20–60 cfs
Usquepaug River
RI · Gauge 01117420
111cfs
Optimaloptimal 40–120 cfs
Ashaway River
RI · Gauge 01117370
123cfs
Highoptimal 20–60 cfs
Delaware River — Delaware Water Gap
NJ · Gauge 01438500
2,440cfs
Lowoptimal 3000–10000 cfs
Rising (+150 cfs/hr)
Pine Barrens — Batona Trail Rivers
NJ · Gauge
—cfs
—optimal 80–300 cfs
Mullica River
NJ · Gauge 01409400
107cfs
Optimaloptimal 100–600 cfs
Paulins Kill
NJ · Gauge 01443500
300cfs
Optimaloptimal 100–600 cfs
Raritan River
NJ · Gauge 01403000
—cfs
—optimal 300–3000 cfs
Maurice River
NJ · Gauge 01411500
188cfs
Optimaloptimal 100–800 cfs
Musconetcong River
NJ · Gauge 01457000
245cfs
Optimaloptimal 100–500 cfs
Great Egg Harbor River
NJ · Gauge 01411000
89cfs
Lowoptimal 100–600 cfs
Brandywine Creek
DE · Gauge 01481500
3,130cfs
FLOODoptimal 200–800 cfs
Falling fast (-510 cfs/hr)
St. Jones River
DE · Gauge 01483700
37.3cfs
Lowoptimal 50–200 cfs
Christina River
DE · Gauge 01478000
648cfs
Optimaloptimal 200–1000 cfs
Falling (-204 cfs/hr)
White Clay Creek
DE · Gauge 01479000
1,620cfs
FLOODoptimal 80–300 cfs
Falling fast (-310 cfs/hr)
Red Clay Creek
DE · Gauge 01480000
854cfs
FLOODoptimal 50–200 cfs
Falling fast (-366 cfs/hr)
Nanticoke River
DE · Gauge 01487000
34.4cfs
Lowoptimal 100–500 cfs
Broadkill River
DE · Gauge 01484272
—cfs
—optimal 20–100 cfs
Youghiogheny River — Maryland Section
MD · Gauge 03075500
873cfs
Optimaloptimal 400–1200 cfs
Falling slowly (-37 cfs/hr)
Potomac River — Great Falls
MD · Gauge 01638500
3,000cfs
Optimaloptimal 2000–12000 cfs
Savage River
MD · Gauge 01596500
392cfs
Optimaloptimal 350–800 cfs
Gunpowder Falls
MD · Gauge 01582500
—cfs
—optimal 50–250 cfs
Patuxent River
MD · Gauge 01594440
1,110cfs
Highoptimal 100–500 cfs
Rising slowly (+70 cfs/hr)
Monocacy River
MD · Gauge 01643000
5,550cfs
FLOODoptimal 200–800 cfs
Rising fast (+440 cfs/hr)
Antietam Creek
MD · Gauge 01619500
369cfs
Highoptimal 50–250 cfs
Rising slowly (+38 cfs/hr)
Patapsco River
MD · Gauge 01589000
441cfs
Optimaloptimal 150–800 cfs
Falling slowly (-54 cfs/hr)
Potomac River
MD · Gauge 01620000
—cfs
—optimal cfs
North Branch Potomac River
MD · Gauge 01603000
2,160cfs
Highoptimal 650–1950 cfs
Falling slowly (-30 cfs/hr)
Anacostia River
MD · Gauge 01651760
-12.7cfs
Optimaloptimal cfs
Rising fast (+377 cfs/hr)
Deerfield River
MA · Gauge 01170000
660cfs
Optimaloptimal 400–1500 cfs
Westfield River
MA · Gauge 01183500
769cfs
Optimaloptimal 300–1500 cfs
Concord River
MA · Gauge 01099500
193cfs
Optimaloptimal 100–600 cfs
Charles River
MA · Gauge 01104500
208cfs
Optimaloptimal 100–800 cfs
Sudbury River
MA · Gauge 01098530
165cfs
Optimaloptimal 80–500 cfs
Taunton River
MA · Gauge 01108000
597cfs
Optimaloptimal 250–750 cfs
Rising slowly (+29 cfs/hr)
Blackstone River
MA · Gauge 01112500
570cfs
Optimaloptimal 400–1200 cfs
Nashua River
MA · Gauge 01094500
305cfs
Highoptimal 100–300 cfs
Squannacook River
MA · Gauge 01096000
38.9cfs
Lowoptimal 60–170 cfs
Assabet River
MA · Gauge 01097000
175cfs
Optimaloptimal 100–300 cfs
Kenai River
AK · Gauge 15266300
4,740cfs
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 15297880
—cfs
—optimal 100–500 cfs
Alagnak River
AK · Gauge 15300500
28,300cfs
Highoptimal 800–4000 cfs
Rising slowly (+100 cfs/hr)
Kvichak River
AK · Gauge 15300500
28,300cfs
Highoptimal 5000–25000 cfs
Rising slowly (+100 cfs/hr)
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
—cfs
—optimal 5000–25000 cfs
Copper River
AK · Gauge 15214000
53,800cfs
Highoptimal 8000–40000 cfs
Rising fast (+1,000 cfs/hr)
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
513cfs
Optimaloptimal 200–1500 cfs
Yukon River
AK · Gauge 15565447
482,000cfs
Optimaloptimal 100000–500000 cfs
Kuskokwim River
AK · Gauge 15304000
60,400cfs
Optimaloptimal 30000–150000 cfs
Gulkana River
AK · Gauge 15200280
1,090cfs
Optimaloptimal 500–3000 cfs
Deshka River
AK · Gauge 15294100
—cfs
—optimal 300–2000 cfs
Little Susitna River
AK · Gauge 15290000
191cfs
Lowoptimal 300–1500 cfs
Chena River
AK · Gauge 15493000
1,450cfs
Optimaloptimal 200–2000 cfs
Tanana River
AK · Gauge 15515500
23,400cfs
Optimaloptimal 10000–80000 cfs
Falling slowly (-100 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 591644160114800
—cfs
—optimal 1000–5000 cfs
Kanektok River
AK · Gauge
—cfs
—optimal 500–3000 cfs
Taku River
AK · Gauge 15041200
10,900cfs
Optimaloptimal 3000–20000 cfs
Falling slowly (-100 cfs/hr)
Deep Creek
AK · Gauge
—cfs
—optimal 50–500 cfs
Noatak River
AK · Gauge 15745800
—cfs
—optimal cfs
Nowitna River
AK · Gauge 645408154143400
—cfs
—optimal cfs
Sheenjek River
AK · Gauge 664424144321200
—cfs
—optimal cfs
Selawik River
AK · Gauge 15743380
—cfs
—optimal cfs
East Fork Andreafsky River
AK · Gauge 15565450
—cfs
—optimal cfs
Andreafsky River
AK · Gauge 15565450
—cfs
—optimal cfs
Birch Creek
AK · Gauge 90229000053
—cfs
—optimal cfs
Wind River
AK · Gauge
—cfs
—optimal cfs
Beaver Creek
AK · Gauge 661515146332700
—cfs
—optimal cfs
Alatna River
AK · Gauge 90229000052
—cfs
—optimal cfs
North Fork Koyukuk River
AK · Gauge
—cfs
—optimal cfs
Mulchatna River
AK · Gauge 15302300
—cfs
—optimal cfs
Unalakleet River
AK · Gauge 15565700
2,020cfs
Optimaloptimal cfs
Charley River
AK · Gauge 651705142440400
—cfs
—optimal cfs
Tlikakila River
AK · Gauge 15297970
—cfs
—optimal cfs
Ivishak River
AK · Gauge
—cfs
—optimal cfs
Chilikadrotna River
AK · Gauge 15302100
—cfs
—optimal cfs
Nonvianuk River
AK · Gauge 15300693
—cfs
—optimal cfs
North Fork Fortymile River
AK · Gauge 15340000
—cfs
—optimal cfs
Salmon River
AK · Gauge 90212200025
—cfs
—optimal cfs
Middle Fork Fortymile River
AK · Gauge 15331000
—cfs
—optimal cfs
John River
AK · Gauge 680715151463000
—cfs
—optimal cfs
Fortymile River
AK · Gauge 15348000
991cfs
Lowoptimal 1450–4400 cfs
Delta River
AK · Gauge 15348000
991cfs
Lowoptimal 1450–4400 cfs
Moose River
AK · Gauge 90209000054
—cfs
—optimal cfs
Aniakchak River
AK · Gauge 565432158051300
—cfs
—optimal cfs
South Fork Fortymile River
AK · Gauge 15324000
—cfs
—optimal cfs
Tangle River
AK · Gauge
—cfs
—optimal cfs
Dennison Fork
AK · Gauge 15306000
—cfs
—optimal cfs
Logging Cabin Creek
AK · Gauge 634812142123000
—cfs
—optimal cfs
West Fork Dennison Fork
AK · Gauge
—cfs
—optimal cfs
Wailua River
HI · Gauge 16060000
2,330cfs
FLOODoptimal 20–200 cfs
Hanalei River
HI · Gauge 16103000
169cfs
Optimaloptimal 40–500 cfs
Anahulu River
HI · Gauge 16340000
—cfs
—optimal 10–150 cfs
Wailuku River
HI · Gauge 16704000
—cfs
—optimal 50–500 cfs
Waimea River
HI · Gauge 16031000
224cfs
Optimaloptimal 50–600 cfs
Bow River
AB · Gauge 05BH004
2,465cfs
Optimaloptimal cfs
Kananaskis River
AB · Gauge
—cfs
—optimal cfs
Athabasca River
AB · Gauge 07BE001
11,619cfs
Optimaloptimal cfs
Rising slowly (+35 cfs/hr)
Kicking Horse River
BC · Gauge 08NA006
667cfs
Optimaloptimal cfs
North Saskatchewan River
AB · Gauge 05DC001
3,779cfs
Optimaloptimal cfs
Rising slowly (+106 cfs/hr)
Red Deer River
AB · Gauge 05CC002
643cfs
Optimaloptimal cfs
Elbow River
AB · Gauge 05BJ004
197cfs
Optimaloptimal cfs
Sunwapta River
AB · Gauge 07AA007
24cfs
Optimaloptimal cfs
Grand River
ON · Gauge 02GB001
826cfs
Optimaloptimal cfs
Speed River
ON · Gauge 02GA047
166cfs
Optimaloptimal cfs
Eramosa River
ON · Gauge 02GA029
24cfs
Optimaloptimal cfs
French River
ON · Gauge 02DD010
2,020cfs
Optimaloptimal cfs
Magnetawan River
ON · Gauge 02EA011
144cfs
Optimaloptimal cfs