River WY

Number 1 Lateral

Wyoming • 41.9691, -105.0564

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

8 mi

12 km

Elevation

5,161′ → 4,922′

239 ft drop

Stream Order

Stream

Slope

0.60%

31.7 ft/mi

Drainage

1,616 mi²

4,186 km²

Avg Flow

-- cfs

0.6 mph velocity

Path to Mouth

1 mi

1 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