River CO

West Arm Uncompahgre River

Colorado • 38.0814, -107.7041

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

3 mi

4 km

Elevation

7,252′ → 7,108′

144 ft drop

Stream Order

Large River

Slope

1.03%

54.6 ft/mi

Drainage

90 mi²

232 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

2,256 mi

3,631 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

Loading the interactive map…

Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar