Creek SD

Whoopup Creek

South Dakota • 43.7667, -104.0670

Hydrography profile Updated Feb 1, 2026

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

17 mi

27 km

Elevation

4,448′ → 3,851′

597 ft drop

Stream Order

Medium River

Slope

0.67%

35.6 ft/mi

Drainage

374 mi²

968 km²

Avg Flow

-- cfs

1.1 mph velocity

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

Data from USGS & NOAA for informational purposes only. More