Lake Quinault Water Level

Washington · updated daily from the U.S. Geological Survey

3.40 ft

Lake Quinault is current reading available and steady (-0.11 ft in the last 7 days).

Change since yesterday: +0.00 ft

Reading as of 2026-08-15

Where Lake Quinault sits historically

TODAY 3.4 ftRECORD LOW3.4 ft2026-08-14RECORD HIGH5.78 ft2026-04-17

Today's level compared with every reading in our 0.3-year record for this lake.

Since yesterday

+0.00 ft

7-day change

-0.11 ft

30-day change

-0.17 ft

1-year change

— ft

Last 30 days

2026-07-163.4–3.8 ft2026-08-15

Last 12 months

2026-04-173.1–6.1 ft2026-08-15

Lake Quinault records and averages

Current level3.40 ft
Record high5.78 ft (2026-04-17)
Record low3.4 ft (2026-08-14)
Average of all readings4.3 ft
Data span0.3 years (121 readings)

Frequently asked questions

Is Lake Quinault full right now?

As of 2026-08-15, Lake Quinault sits at 3.40 ft, which is current reading available.Over the past 30 days the level has fallen 0.17 ft.

What is the water level at Lake Quinault today?

The most recent reading is 3.40 ft (2026-08-15), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Lake Quinault has ever been?

The highest level in our records is 5.78 ft on 2026-04-17. The lowest is 3.4 ft on 2026-08-14. Our record covers about 0.3 years of readings.

Why is Lake Quinault 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. Lake Quinault has fallen 0.17 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.

How much has Lake Quinault changed over the past year?

Year-over-year comparison is not available for this lake yet. The full-history chart above covers 0.3 years, with a record high of 5.78 ft and a record low of 3.4 ft.

Nearby lakes in Washington

Wynoochee Lake water level
755.54 ft · falling
Lake Tapps water level
541.18 ft · steady
Sammamish Lake water level
25.79 ft · steady
Mud Mountain Lake water level
920.21 ft · falling
Castle Lake water level
2577.62 ft · steady
Spirit Lake water level
3441.56 ft · steady

Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Washington lake levels.