Lake Waha Water Level
Idaho · updated daily from the U.S. Bureau of Reclamation
3373.32 ft
Lake Waha is about average for this time of year and falling (-2.47 ft in the last 7 days).
Change since yesterday: -0.37 ft
Reading as of 2026-08-14 · higher than 44% of August readings on record
Where Lake Waha sits historically
Today's level compared with every reading in our 4.5-year record for this lake.
Since yesterday
-0.37 ft
7-day change
-2.47 ft
30-day change
-11.39 ft
1-year change
+6.57 ft
Last 30 days
Last 12 months
Full history (4.5 years)
Lake Waha records and averages
| Current level | 3373.32 ft |
|---|---|
| Record high | 3403.77 ft (2022-06-16) |
| Record low | 3360.0 ft (2025-12-07) |
| Average of all readings | 3378.2 ft |
| Data span | 4.5 years (1,995 readings) |
Frequently asked questions
Is Lake Waha full right now?
As of 2026-08-14, Lake Waha sits at 3373.32 ft, which is about average for this time of year.Over the past 30 days the level has fallen 11.39 ft.
What is the water level at Lake Waha today?
The most recent reading is 3373.32 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 Lake Waha has ever been?
The highest level in our records is 3403.77 ft on 2022-06-16. The lowest is 3360.0 ft on 2025-12-07. Our record covers about 4.5 years of readings.
Is Lake Waha 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 Lake Waha 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. Lake Waha has fallen 11.39 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 Lake Waha changed over the past year?
The level is +6.57 ft compared with this date last year (3373.32 ft today). The full-history chart above covers 4.5 years, with a record high of 3403.77 ft and a record low of 3360.0 ft.
Nearby lakes in Idaho
Source: the U.S. Bureau of Reclamation. Readings are provisional and subject to revision by the publishing agency. All Idaho lake levels.