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Keswick Reservoir water level

Reservoir, California, United States

Directions

Right now

Normal for mid-October

Surface elevation

583.36ft Up 0.83 ft over the last 7 days

Water stored
21,502 acre‑ft
581 583 584 585

History

History
582584ftOct 12Oct 13Oct 14Oct 16Oct 17582584ftOct 12Oct 14Oct 17
582584ftSep 19Sep 26Oct 3Oct 10Oct 17582584ftSep 19Oct 3Oct 17
580585ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026580585ftOct 2025Apr 2026Oct 2026
575580585ftOct 2016Apr 2019Oct 2021Apr 2024Oct 2026575580585ftOct 2016Oct 2021Sep 2026
575580585ftJanMarMayJulSepNov2026575580585ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

The lake level at Keswick Reservoir reads 583.36 ft, about where it usually sits at this time of year.

The median for mid-October is 583.35 ft, based on 36 years of readings, so the lake level is 0.01 ft above typical. On the same day last year the reading was 583.50 ft, a difference of −0.14 ft.

It is on the way up, by 0.83 ft over the past week. The 30-day range is 580.42 ft – 584.34 ft.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

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

Key numbers

Median for this date
583.35 ft0.01 ft above the median for this date
Normal for this date
581.29 ft – 584.87 ft8 years in 10 fall in this range (36 years of records)
Same day last year
583.50 ft−0.14 ft
Lowest and highest in 30 days
580.42 ft – 584.34 ft
Lowest and highest in 12 months
577.52 ft – 586.44 ft

Boating and fishing at Keswick Reservoir

A lake in its usual range is what most ramps, docks and swimming areas are built for.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

No rain in the last 3 days.

18 Sun 84° 60° – Wind 10 mph
19 Mon 69° 52° – Wind 9 mph
20 Tue 75° 56° – Wind 6 mph
21 Wed 77° 56° – Wind 9 mph
22 Thu 62° 55° 0.09 in, 28% Wind 6 mph
23 Fri 83° 47° – Wind 9 mph
24 Sat 88° 56° – Wind 8 mph

Forecast: Open-Meteo

Sunrise 07:25 AM Sunset 06:26 PM Daylight 11 hr, 2 min First quarter 49%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Sacramento R A KeswickRiver gauge 5,970 cfs Normal −60.0 cfs 0.1 mi
Spring Creek Reservoir and DebrisReservoir 730.29 ft High 2.5 mi
Anderson-Cottonwood Id Canal at Sharon Ave ReddingRiver gauge, Anderson-Cottonwood Id Canal 214 cfs Normal +1.0 cfs 3.9 mi
Whiskeytown LakeLake 1,208.70 ft High 4.9 mi
Clear Creek near IgoRiver gauge, Clear Creek 293 cfs Very high ±0 7 mi
Shasta LakeLake 976.91 ft Normal 8 mi
Cow Creek near MillvilleRiver gauge, Cow Creek 2.46 ft Below flood stage +0.03 ft 13 mi
Cottonwood Creek near CottonwoodRiver gauge, Cottonwood Creek 78.1 cfs Normal +7.8 cfs 18 mi

Questions and answers

Is Keswick Reservoir higher than last year?

No, it is 0.14 ft lower than on the same day last year, when the reading was 583.50 ft.

What is a normal level for Keswick Reservoir in mid-October?

The median for mid-October is 583.35 ft. In 8 years out of 10 the reading falls between 581.29 ft and 584.87 ft, based on 36 years of records.

Is Keswick Reservoir really 583.36 ft deep?

No. 583.36 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Keswick Reservoir today?

On Oct 17, 2026, the surface elevation was 583.36 ft. Up 0.83 ft over the last 7 days.

Is Keswick Reservoir rising or falling?

Up 0.83 ft over the last 7 days.

Is the level of Keswick Reservoir normal?

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

How often is this data updated?

The U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:387 (Agency page)
Coordinates
40.60100, -122.44300 (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 583.36 ft 2026-10-17 08:00 Provisional
Water stored 21,502 acre‑ft 2026-10-17 08:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Keswick Reservoir (usbr:387). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/keswick-reservoir

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.