Creek SD

South Beaver Creek

South Dakota • 44.3427, -104.0241

Hydrography profile Updated Feb 1, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

48 mi

78 km

Elevation

5,913′ → 3,731′

2,182 ft drop

Stream Order

Large River

Slope

0.85%

45.0 ft/mi

Drainage

145 mi²

375 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