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South Dakota
9 rivers · Live USGS data
Missouri River — Below Fort Randall
Gregory / Charles Mix Co.
Class I59 mi
Big Sioux River
1,590cfs
Minnehaha / Lincoln Co.
Class I–II90 miOptimal
Cheyenne River
45.5cfs
Pennington / Meade Co.
Class I295 miLow
🏞 National Park
Spearfish Creek
44.2cfs
Lawrence Co.
Class I–II20 miLow
Rapid Creek
54cfs
Pennington Co.
Class I–II60 miOptimal
James River
941cfs
Brown / Beadle Co.
Class I710 miOptimal
White River
876cfs
Shannon / Mellette Co.
Class I507 miOptimal
🏞 National Park
Vermillion River
9.05cfs
Turner / Clay Co.
Class I120 miLow
Missouri River
Class 245 mi
★ Wild & Scenic🏞 National Park
Optimal Low High Flood