River UT

Fremont River - Johnson Reservoir

Utah • 38.2817, -111.2403

Length

108 mi

174 km

Elevation

8,823′ → 4,246′

4,577 ft drop

Stream Order

Large River

Slope

0.80%

42.3 ft/mi

Drainage

1,961 mi²

5,079 km²

Avg Flow

160 cfs

1.9 mph velocity

Path to Mouth

1,157 mi

1,862 km to ocean

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

Water Level Gauges on Fremont River - Johnson Reservoir

There are 2 USGS water level monitoring stations on Fremont River - Johnson Reservoir providing real-time flow and stage data.

There are 1 boat ramps, launches, and public access points on Fremont River - Johnson Reservoir.