Clear Lake and Wasco Water Level

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

3484.25 ft

Clear Lake and Wasco is low for this time of year and steady (-0.12 ft in the last 7 days).

Change since yesterday: +0.00 ft

Reading as of 2026-08-14 · higher than 8% of August readings on record

Where Clear Lake and Wasco sits historically

TODAY 3484.25 ftRECORD LOW3482.94 ft2025-08-16RECORD HIGH3499.77 ft2022-06-23

Today's level compared with every reading in our 4.5-year record for this lake.

Since yesterday

+0.00 ft

7-day change

-0.12 ft

30-day change

-0.28 ft

1-year change

-0.23 ft

Last 30 days

2026-07-153484.2–3484.7 ft2026-08-14

Last 12 months

2025-08-143481.7–3494.1 ft2026-08-14

Full history (4.5 years)

2022-02-093480.9–3501.8 ft2026-08-14

Clear Lake and Wasco records and averages

Current level3484.25 ft
Record high3499.77 ft (2022-06-23)
Record low3482.94 ft (2025-08-16)
Average of all readings3489.69 ft
Data span4.5 years (1,996 readings)

Frequently asked questions

Is Clear Lake and Wasco full right now?

As of 2026-08-14, Clear Lake and Wasco sits at 3484.25 ft, which is low for this time of year.Over the past 30 days the level has fallen 0.28 ft.

What is the water level at Clear Lake and Wasco today?

The most recent reading is 3484.25 ft (2026-08-14), sourced from the U.S. Bureau of Reclamation. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Clear Lake and Wasco has ever been?

The highest level in our records is 3499.77 ft on 2022-06-23. The lowest is 3482.94 ft on 2025-08-16. Our record covers about 4.5 years of readings.

Is Clear Lake and Wasco low for this time of year?

Compared with every August in our records, the current level is higher than 8% of them — low 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 Clear Lake and Wasco changing 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. Clear Lake and Wasco has fallen 0.28 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 Clear Lake and Wasco changed over the past year?

The level is -0.23 ft compared with this date last year (3484.25 ft today). The full-history chart above covers 4.5 years, with a record high of 3499.77 ft and a record low of 3482.94 ft.

Nearby lakes in Oregon

Big Cliff Lake water level
1194.06 ft · steady
Lake Billy Chinook water level
1944.76 ft · steady
Haystack Reservoir water level
2831.84 ft · falling
Green Peter Lake water level
930.0 ft · falling
Cougar Lake water level
1565.71 ft · falling
Foster Lake water level
635.91 ft · steady

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