Trial Lake Water Level

Utah · updated daily from the U.S. Bureau of Reclamation

9809.11 ft

Trial Lake is about average for this time of year and falling (-0.47 ft in the last 7 days).

Change since yesterday: -0.07 ft

Reading as of 2026-08-13 · higher than 44% of August readings on record

Where Trial Lake sits historically

TODAY 9809.11 ftRECORD LOW9787.4 ft2021-02-25RECORD HIGH9818.61 ft2023-06-20

Today's level compared with every reading in our 5.5-year record for this lake.

Since yesterday

-0.07 ft

7-day change

-0.47 ft

30-day change

-7.06 ft

1-year change

+5.81 ft

Last 30 days

2026-07-149808.3–9817.0 ft2026-08-13

Last 12 months

2025-08-139790.0–9821.5 ft2026-08-13

Full history (5.5 years)

2021-02-219783.7–9822.3 ft2026-08-12

Trial Lake records and averages

Current level9809.11 ft
Record high9818.61 ft (2023-06-20)
Record low9787.4 ft (2021-02-25)
Average of all readings9809.57 ft
Data span5.5 years (2,000 readings)

Frequently asked questions

Is Trial Lake full right now?

As of 2026-08-13, Trial Lake sits at 9809.11 ft, which is about average for this time of year.Over the past 30 days the level has fallen 7.06 ft.

What is the water level at Trial Lake today?

The most recent reading is 9809.11 ft (2026-08-13), sourced from the U.S. Bureau of Reclamation. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Trial Lake has ever been?

The highest level in our records is 9818.61 ft on 2023-06-20. The lowest is 9787.4 ft on 2021-02-25. Our record covers about 5.5 years of readings.

Is Trial Lake low for this time of year?

Compared with every August in our records, the current level is higher than 44% of them — about average for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.

Why is Trial Lake low right now?

Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Trial Lake has fallen 7.06 ft over the past 30 days. For the operational reason on any given week, check the U.S. Bureau of Reclamation directly.

How much has Trial Lake changed over the past year?

The level is +5.81 ft compared with this date last year (9809.11 ft today). The full-history chart above covers 5.5 years, with a record high of 9818.61 ft and a record low of 9787.4 ft.

Nearby lakes in Utah

Washington Lake water level
9984.39 ft · falling
Lost Lake water level
9897.92 ft · falling
Upper Stillwater Reservoir water level
8133.61 ft · falling
Rockport Reservoir and Wanship water level
5997.95 ft · falling
Moon Lake Reservoir water level
8096.45 ft · rising
Jordanelle Reservoir water level
6127.65 ft · falling

Source: the U.S. Bureau of Reclamation. Readings are provisional and subject to revision by the publishing agency. All Utah lake levels.