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Steinaker Reservoir water level

Reservoir, Utah, United States

Directions

Right now

Normal for mid-October

Surface elevation

5,481.39ft Up 7.50 ft over the last 7 days

Water stored
11,348 acre‑ft
5,450 5,475 5,500

History

History
5,4605,4805,500ftOct 11Oct 12Oct 13Oct 14Oct 155,4605,4805,500ftOct 11Oct 13Oct 15
5,4605,4805,500ftSep 18Sep 24Oct 1Oct 8Oct 155,4605,4805,500ftSep 18Oct 1Oct 15
5,4505,4755,5005,525ftOct 2025Jan 2026Apr 2026Jul 2026Oct 20265,4505,4755,5005,525ftOct 2025Apr 2026Oct 2026
5,4505,500ftOct 2016Apr 2019Oct 2021Apr 2024Oct 20265,4505,500ftOct 2016Oct 2021Oct 2026
5,4505,4755,5005,525ftJanMarMayJulSepNov20265,4505,4755,5005,525ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Nothing unusual at Steinaker Reservoir right now: the lake level of 5,481.39 ft is in the normal range for mid-October.

That puts it 0.72 ft above the median of 5,480.67 ft for mid-October, based on 36 years of readings. A year ago it stood at 5,466.01 ft (+15.38 ft).

The water is rising: up 7.50 ft over the past week. Over the past 30 days it has moved between 5,468.04 ft and 5,481.39 ft.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
5,480.67 ft0.72 ft above the median for this date
Normal for this date
5,453.94 ft – 5,503.00 ft8 years in 10 fall in this range (36 years of records)
Same day last year
5,466.01 ft+15.38 ft
Lowest and highest in 30 days
5,468.04 ft – 5,481.39 ft
Lowest and highest in 12 months
5,464.04 ft – 5,492.79 ft

Swimming and boating at Steinaker Reservoir

At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.

If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.

Weather at the gauge

Rain in the last 3 days: 0.03 in.

17 Sat 59° 37° – Wind 6 mph
18 Sun 63° 42° – Wind 10 mph
19 Mon 65° 48° – Wind 6 mph
20 Tue 65° 48° – Wind 7 mph
21 Wed 67° 51° 0.03 in, 29% Wind 8 mph
22 Thu 60° 53° 0.38 in, 76% Wind 24 mph
23 Fri 55° 45° 0.27 in, 76% Wind 19 mph

Forecast: Open-Meteo

Sunrise 07:32 AM Sunset 06:36 PM Daylight 11 hr, 5 min First quarter 41%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Ashley Creek near Remember The Maine Park near VernalRiver gauge, Ashley Creek 275 cfs Very high −68.0 cfs 3.2 mi
Big Brush Creek above Red Fleet Reservoir, near VernalRiver gauge, Big Brush Creek 49.4 cfs Very high −4.8 cfs 6 mi
Ashley Creek near VernalRiver gauge, Ashley Creek 2.96 ft Highest on record −0.01 ft 6 mi
Red Fleet ReservoirReservoir 5,563.26 ft Low 7 mi
Brush Creek near Jensen, UtahRiver gauge, Brush Creek 4.1 cfs High −1.5 cfs 12 mi
Ashley Creek Bel Union Canal Diversion near JensenRiver gauge, Ashley Creek Bel Union Canal Diversion 27.4 cfs Normal −6.9 cfs 13 mi
Green River near JensenRiver gauge, Green River 4.72 ft Below flood stage −0.28 ft 17 mi
Whiterocks River near WhiterocksRiver gauge, Whiterocks River 3.08 ft Below flood stage +0.02 ft 22 mi

Questions and answers

How does Steinaker Reservoir compare with last year?

It is 15.38 ft higher than on the same day last year, when the reading was 5,466.01 ft.

What is a normal level for Steinaker Reservoir in mid-October?

The median for mid-October is 5,480.67 ft. In 8 years out of 10 the reading falls between 5,453.94 ft and 5,503.00 ft, based on 36 years of records.

Is Steinaker Reservoir really 5,481.39 ft deep?

No. 5,481.39 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Steinaker Reservoir today?

On Oct 15, 2026, the surface elevation was 5,481.39 ft. Up 7.50 ft over the last 7 days.

Is Steinaker Reservoir rising or falling?

Up 7.50 ft over the last 7 days.

Is the level of Steinaker Reservoir normal?

Normal for mid-October. Compared with 36 years of daily readings for this time of year.

How often is this data updated?

The U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:486 (Agency page)
Coordinates
40.51456, -109.53275 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation 5,481.39 ft 2026-10-15 07:00 Provisional
Water stored 11,348 acre‑ft 2026-10-15 07:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Steinaker Reservoir (usbr:486). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-states/utah/steinaker-reservoir

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.