Creek CO

Thirtyone Mile Creek

Colorado • 38.7364, -105.6127

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

10 mi

17 km

Elevation

9,906′ → 8,395′

1,511 ft drop

Stream Order

Medium River

Slope

2.76%

145.8 ft/mi

Drainage

22 mi²

57 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

1,300 mi

2,093 km to ocean

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