Shasta Lake Water Level
California · updated daily from the U.S. Bureau of Reclamation
1000.46 ft
Shasta Lake is below average for this time of year and falling (-4.73 ft in the last 7 days).
Change since yesterday: -0.63 ft
Reading as of 2026-08-14 · higher than 37% of August readings on record
Where Shasta Lake sits historically
Today's level compared with every reading in our 5.5-year record for this lake.
Since yesterday
-0.63 ft
7-day change
-4.73 ft
30-day change
-21.47 ft
1-year change
-7.91 ft
Last 30 days
Last 12 months
Full history (5.5 years)
Shasta Lake records and averages
| Current level | 1000.46 ft |
|---|---|
| Record high | 1064.12 ft (2023-05-24) |
| Record low | 882.24 ft (2021-10-21) |
| Average of all readings | 994.95 ft |
| Data span | 5.5 years (2,000 readings) |
Frequently asked questions
Is Shasta Lake full right now?
As of 2026-08-14, Shasta Lake sits at 1000.46 ft, which is below average for this time of year.Over the past 30 days the level has fallen 21.47 ft.
What is the water level at Shasta Lake today?
The most recent reading is 1000.46 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 Shasta Lake has ever been?
The highest level in our records is 1064.12 ft on 2023-05-24. The lowest is 882.24 ft on 2021-10-21. Our record covers about 5.5 years of readings.
Is Shasta Lake low for this time of year?
Compared with every August in our records, the current level is higher than 37% of them — below 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 Shasta 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. Shasta Lake has fallen 21.47 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 Shasta Lake changed over the past year?
The level is -7.91 ft compared with this date last year (1000.46 ft today). The full-history chart above covers 5.5 years, with a record high of 1064.12 ft and a record low of 882.24 ft.
Nearby lakes in California
Source: the U.S. Bureau of Reclamation. Readings are provisional and subject to revision by the publishing agency. All California lake levels.