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Hyrum Reservoir water level

Reservoir, Utah, United States

Directions

Very low for mid-October

Surface elevation

4,637.55ft Up 2.46 ft over the last 7 days

Water stored
1,866 acre‑ft
4,640 4,650 4,660

History

4,6404,6504,660ftOct 13Oct 13Oct 14Oct 15Oct 164,6404,6504,660ftOct 13Oct 14Oct 16
4,6304,6404,6504,660ftSep 20Sep 26Oct 3Oct 9Oct 164,6304,6404,6504,660ftSep 20Oct 3Oct 16
4,6404,660ftOct 2025Jan 2026Apr 2026Jul 2026Oct 20264,6404,660ftOct 2025Apr 2026Oct 2026
4,6404,660ftOct 2016Apr 2019Oct 2021Apr 2024Oct 20264,6404,660ftOct 2016Oct 2021Oct 2026
4,6404,660ftJanMarMayJulSepNov20264,6404,660ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Water is short at Hyrum Reservoir: the latest reading of 4,637.55 ft is far below normal for mid-October.

The median for mid-October is 4,649.90 ft, based on 36 years of readings, so the lake level is 12.35 ft below typical. On the same day last year the reading was 4,648.56 ft, a difference of −11.01 ft.

It is on the way up, by 2.46 ft over the past week. The 30-day range is 4,630.32 ft – 4,637.55 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
4,649.90 ft12.35 ft below the median for this date
Normal for this date
4,643.20 ft – 4,663.08 ft8 years in 10 fall in this range (36 years of records)
Same day last year
4,648.56 ft−11.01 ft
Lowest and highest in 30 days
4,630.32 ft – 4,637.55 ft
Lowest and highest in 12 months
4,630.32 ft – 4,672.16 ft

Boating and fishing at Hyrum Reservoir

At low levels, launching can mean a long walk or a closed ramp, and shallow points stick out further than charts suggest.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

No rain in the last 3 days.

18 Sun 65° 36° – Wind 10 mph
19 Mon 69° 47° – Wind 11 mph
20 Tue 68° 50° 0.03 in Wind 10 mph
21 Wed 72° 51° 0.07 in Wind 6 mph
22 Thu 73° 53° 0.54 in, 90% Wind 13 mph
23 Fri 52° 41° 0.90 in, 94% Wind 10 mph
24 Sat 52° 36° – Wind 5 mph

Forecast: Open-Meteo

Sunrise 07:45 AM Sunset 06:41 PM Daylight 10 hr, 57 min First quarter 60%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Little Bear River at ParadiseRiver gauge, Little Bear River 4.79 ft Very low −0.04 ft 3.2 mi
BLACKSMITH FORK AB UP and L CO.'S DAM NR HYRUMRiver gauge 3.38 ft Very low −0.01 ft 6 mi
Logan River above State Dam, near LoganRiver gauge, Logan River 2.05 ft Below flood stage −0.51 ft 9 mi
Com F Logan River above St D and Cache Hl Can near LoganRiver gauge, Com F Logan River 22.3 cfs Very low −70.1 cfs 9 mi
Cache Highline Canal near Logan, UtahCanal gauge, Cache Highline Canal 0.0 cfs Low ±0 10 mi
Bear River near CorinneRiver gauge, Bear River 3.82 ft Below flood stage +0.05 ft 13 mi
Bear River near SmithfieldRiver gauge, Bear River 398 cfs Low −2.0 cfs 15 mi
Newton ReservoirReservoir 4,726.70 ft Very low 20 mi

Questions and answers

Is Hyrum Reservoir higher than last year?

No, it is 11.01 ft lower than on the same day last year, when the reading was 4,648.56 ft.

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

The median for mid-October is 4,649.90 ft. In 8 years out of 10 the reading falls between 4,643.20 ft and 4,663.08 ft, based on 36 years of records.

Is Hyrum Reservoir really 4,637.55 ft deep?

No. 4,637.55 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 Hyrum Reservoir today?

On Oct 16, 2026, the surface elevation was 4,637.55 ft. Up 2.46 ft over the last 7 days.

Is Hyrum Reservoir rising or falling?

Up 2.46 ft over the last 7 days.

Is the level of Hyrum Reservoir normal?

Very low 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:372 (Agency page)
Coordinates
41.62117, -111.86099 (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 4,637.55 ft 2026-10-16 07:00 Provisional
Water stored 1,866 acre‑ft 2026-10-16 07:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Hyrum Reservoir (usbr:372). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/utah/hyrum-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.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer