Creek SD

Olson Creek

South Dakota • 45.6644, -103.0126

Reviewed mapped path Updated Feb 1, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

11 mi

18 km

Elevation

2,806′ → 1,783′

1,023 ft drop

Stream Order

Stream

Slope

1.70%

89.9 ft/mi

Drainage

7 mi²

18 km²

Avg Flow

-- cfs

0.7 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