Creek SD

Hollow Creek

South Dakota • 43.3616, -99.9799

Reviewed mapped path Updated Feb 1, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

30 mi

48 km

Elevation

2,447′ → 1,859′

588 ft drop

Stream Order

Medium River

Slope

0.38%

19.8 ft/mi

Drainage

37 mi²

96 km²

Avg Flow

-- cfs

0.9 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