Creek SD

Clarks Fork Creek

South Dakota • 45.4891, -103.4754

Hydrography profile Updated Feb 1, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

29 mi

47 km

Elevation

3,202′ → 2,727′

475 ft drop

Stream Order

Large River

Slope

0.31%

16.3 ft/mi

Drainage

227 mi²

587 km²

Avg Flow

-- cfs

1.4 mph velocity

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

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Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar