Creek SD

Boulder Creek

South Dakota • 44.3863, -103.6311

Hydrography profile Updated Feb 1, 2026

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

7 mi

11 km

Elevation

0′ → 0′

0 ft drop

Stream Order

Stream

Slope

0.00%

0.0 ft/mi

Drainage

14 mi²

36 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).

Data from USGS & NOAA for informational purposes only. More

Access Sites on Boulder Creek