Creek SD

Janis Creek

South Dakota • 43.0500, -102.7321

Reviewed mapped path Updated Feb 1, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

12 mi

19 km

Elevation

3,492′ → 2,981′

511 ft drop

Stream Order

Medium River

Slope

0.82%

43.3 ft/mi

Drainage

21 mi²

54 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