States

Seminoe Reservoir

Wyoming · Reclamation gauge
6,2906,2956,3006,3056,3106,315
Grey bar: 12-month range 6,292.2–6,314.0 ft.
Water level
6,292.19FT
Storage 222,567 acre-feet
The source publishes no % full figure.
7 days −0.57 ft30 days −2.86 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 to 10 mph
Rain8%
Temp45°F
Level6,292.2 ft
This AfternoonMostly Sunny · 45°F
NNE 5 to 10 mph · rain 8%
TonightSlight Chance Rain Showers then Slight Chance Rain And Snow Showers · 36°F
E 5 mph · rain 18%
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

6,2926,2936,2946,295ftSep 24Oct 2Oct 9Oct 16Oct 24
6,2926,2936,2946,295ftSep 24Oct 9Oct 24
6,2956,3006,3056,3106,315ftDec 2025Mar 2026May 2026Aug 2026Oct 2026
6,2956,3006,3056,3106,315ftDec 2025May 2026Oct 2026

Field notes

As of Oct 24, 2026, Seminoe Reservoir stood at 6,292.19 ft.

Reclamation reports storage of 222,567 acre-feet for the same day.

Over the past 7 days the lake has been falling (−0.57 ft), and it is −2.86 ft over 30 days.

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

Lake facts

Storage (latest)222,567 acre-feet
Gauge / stationSeminoe Reservoir Dam and Powerplant
Elevation datumft
Gauge location42.1558, -106.9081

Nearby lakes

Kortes Reservoir2 mi NE6,141.81 ft−0.05 ftPathfinder Reservoir22 mi N5,784.56 ft+0.89 ftAlcova Reservoir29 mi N5,491.49 ft−2.05 ftGray Reef Reservoir30 mi N5,330.06 ft+0.23 ftGlendo Reservoir102 mi E4,597.49 ft+1.08 ft

Common questions

Is Seminoe Reservoir rising or falling?

Over the last 7 days it changed −0.57 ft and over 30 days −2.86 ft.

How full is Seminoe 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.