States

Fontenelle Reservoir

Wyoming · Reclamation gauge
6,4806,4856,4906,4956,500
Grey bar: 12-month range 6,478.4–6,500.4 ft.
Water level · EGM96
6,498.74FT
Storage 279,023 acre-feet
The source publishes no % full figure.
7 days +0.35 ft30 days +0.38 ftvs last year +8.78 ft
Reading for Oct 24, 2026 · page refreshed Oct 25, 20:24 UTC
Source: U.S. Bureau of Reclamation (RISE)
Worth going today?This Afternoon
Looks good
Light wind, dry
Wind5 mph
Rain14%
Temp48°F
Level6,498.7 ft
This AfternoonMostly Cloudy · 48°F
E 5 mph · rain 14%
TonightMostly Cloudy · 33°F
NE 5 mph · rain 10%
NWS forecast for the gauge location. Good = wind ≤ 10 mph and rain ≤ 30%; storms are flagged. Not safety advice – check local conditions, closures and warnings.

Level history

6,497.56,498.06,498.56,499.0ftSep 24Oct 2Oct 9Oct 16Oct 24
6,497.56,498.06,498.56,499.0ftSep 24Oct 9Oct 24
6,4806,4856,4906,4956,500ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026
6,4806,4856,4906,4956,500ftOct 2025Apr 2026Oct 2026

Field notes

As of Oct 24, 2026, Fontenelle Reservoir stood at 6,498.74 (EGM96) ft.

Reclamation reports storage of 279,023 acre-feet for the same day.

Over the past 7 days the lake has been rising (+0.35 ft), and it is +0.38 ft over 30 days.

Compared with a year ago (6,489.96 ft), the lake is 8.78 ft higher.

Readings come from the Bureau of Reclamation's daily reservoir data for Fontenelle Reservoir Dam and Powerplant.

Lake facts

Storage (latest)279,023 acre-feet
Gauge / stationFontenelle Reservoir Dam and Powerplant
Elevation datumft (EGM96)
Gauge location42.0578, -110.0966

Nearby lakes

Big Sandy Reservoir37 mi NE6,739.57 ft+1.32 ftEden Reservoir39 mi E6,704.36 ft−0.03 ftBear Lake67 mi W · UT5,918.38 ft±0.00 ftStateline Reservoir76 mi S · UT9,125.20 ft+4.12 ftMeeks Cabin Reservoir76 mi S · UT8,617.81 ft+8.35 ft

Common questions

Is Fontenelle Reservoir rising or falling?

Over the last 7 days it changed +0.35 ft and over 30 days +0.38 ft.

How full is Fontenelle Reservoir?

Reclamation publishes the water surface elevation for this gauge but not a percent-full figure, so we don't show one rather than estimate it.

How often is this page updated?

The page is rebuilt automatically every day from Reclamation's published data. Values can be revised later by the source agency.

Where does the data come from?

The U.S. Bureau of Reclamation's RISE data portal (data.usbr.gov). Forecasts come from the National Weather Service.

Daily values published by the Bureau of Reclamation; provisional and subject to revision. Reclamation data are provisional and subject to revision unless otherwise noted. This page is not affiliated with or endorsed by the Bureau of Reclamation. See data sources.