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Shasta Lake water level

Reservoir, California, United States

Directions

Right now

Normal for mid-October

Surface elevation

977.60ft Down 2.17 ft over the last 7 days

Water stored
2,369,460 acre-ft
Percent full
52.1 %
900 950 1,000 1,050 Full pool 1,066.93 ft
Surface elevation: 977.60 ft. Normal for mid-October.

History

History
9501,0001,050ftOct 10Oct 11Oct 12Oct 13Oct 15Full pool
9501,0001,050ftSep 17Sep 24Oct 1Oct 8Oct 15Full pool
9501,0001,050ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Full pool
9001,000ftOct 2016Apr 2019Oct 2021Apr 2024Oct 2026Full pool
9001,000ftJanMarMayJulSepNov2026

202120222023202420252026

Surface elevation Normal range (10–90 %) Full pool

What this means

Shasta Lake is at 977.60 ft, in the normal range for mid-October.

That puts it 8.06 ft below the median of 985.66 ft for mid-October, based on 36 years of readings. A year ago it stood at 989.83 ft (−12.23 ft).

It has dropped 2.17 ft over the past week. In the last month it has stayed between 977.60 ft and 984.99 ft.

Many reservoirs reach their low point of the year in fall, before winter rain and snow start the refill.

California's largest reservoir, formed by Shasta Dam on the Sacramento River.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
985.66 ft8.06 ft below the median for this date
Normal for this date
916.12 ft – 1,019.60 ft8 years in 10 fall in this range (36 years of records)
Same day last year
989.83 ft−12.23 ft
Lowest and highest in 30 days
977.60 ft – 984.99 ft
Lowest and highest in 12 months
977.60 ft – 1,053.50 ft
Full pool
1,066.93 ft89.33 ft below full pool
Capacity
4,552,155 acre-ft52.1 % of capacity

On the water at Shasta Lake

Normal levels mean few surprises on the water: ramps in use and the shoreline where you expect it.

Wear a life jacket on the water. Most boating deaths involve people who were not wearing one.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:23 AM Sunset 06:29 PM Daylight 11h 7m First quarter 34 %

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Spring Creek Reservoir and DebrisReservoir 730.09 ft High 7 mi
Keswick ReservoirReservoir 582.49 ft Normal 8 mi
Sacramento R A KeswickRiver gauge 5,990 cfs Normal 8 mi
Whiskeytown LakeLake 1,208.72 ft High 10 mi
Clear Creek near IgoRiver gauge, Clear Creek 293 cfs Very high 15 mi
Sacramento R A DeltaRiver gauge 211 cfs Normal 15 mi
Cow Creek near MillvilleRiver gauge, Cow Creek 2.41 ft Below flood stage 18 mi
Trinity LakeLake 2,315.60 ft Normal 19 mi

Questions and answers

How full is Shasta Lake?

Shasta Lake is 52.1 % full, holding 2,369,460 acre-ft out of a capacity of 4,552,155 acre-ft.

How does Shasta Lake compare with last year?

It is 12.23 ft lower than on the same day last year, when the reading was 989.83 ft.

How often is Shasta Lake updated?

Once a day. The source, U.S. Bureau of Reclamation, publishes a single daily value; the latest is from Oct 15, 2026.

What is the water level of Shasta Lake today?

On Oct 15, 2026, the surface elevation was 977.60 ft. Down 2.17 ft over the last 7 days.

Is Shasta Lake rising or falling?

Down 2.17 ft over the last 7 days.

Is the level of Shasta Lake normal?

Normal for mid-October. Compared with 36 years of daily readings for this time of year.

How full is Shasta Lake?

The reservoir is 52.1 % full, holding 2,369,460 acre-ft of its 4,552,155 acre-ft capacity.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:471 (Agency page)
Coordinates
40.71800, -122.42000 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation elevation 977.60 ft 2026-10-15 08:00 Provisional
Water stored storage 2,369,460 acre-ft 2026-10-15 08:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Shasta Lake (usbr:471). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/shasta-lake

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.