Lake Isabella Water Level Today

California · near Bakersfield · Below full pool

Flood pool2,605.5Full pool2,584.0Bottom of pool2,470.0
Elevation
2,557.94 ft
From full pool
−26.04 ft
Percent of pool
77.2%
24-hour change
−0.13 ft
7-day change
−0.95 ft
Reading
Sep 21, 2026 · USACE

Last year at Lake Isabella

2,558.02,581.72,605.5full poolflood poolAug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 398 days. Dashed lines mark the published pool elevations.

Lake Isabella is 26.04 ft below full pool, at 2,557.94 ft, down 0.13 ft in the last 24 hours. That puts the lake at 77.2 percent of its conservation pool. The top of the flood pool is 47.6 ft higher, at 2,605.50 ft.

Over the last 7 days the level fell 0.95 ft, and over 30 days it fell 5.15 ft. In the 398 days of readings on this page the high was 2,586.82 ft on May 18, 2026 and the low was 2,557.97 ft on Sep 21, 2026, a range of 28.85 ft.

The reading is the U.S. Army Corps of Engineers gauge at Isabella Lake, near Bakersfield, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.

Lake Isabella pool elevations

Current elevation2,557.94 ft
Full pool (top of conservation)2,583.98 ft
Top of flood pool2,605.50 ft
Bottom of conservation pool2,470.00 ft
Top of dam2,633.50 ft
Inflow528 cfs
Outflow528 cfs
30-day change−5.15 ft
1-year high2,586.82 ft (May 18, 2026)
1-year low2,557.97 ft (Sep 21, 2026)
Vertical datumNGVD29
Operating agencyU.S. Army Corps of Engineers, SPK district

Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.

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Lake Isabella level questions

What is the water level of Lake Isabella today?

Lake Isabella is at 2,557.94 ft as of Sep 21, 2026, −26.04 ft relative to full pool (2,583.98 ft). The 24-hour change is −0.13 ft.

What is full pool at Lake Isabella?

Full pool, the top of the conservation pool, is 2,583.98 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 2,605.50 ft. The bottom of the conservation pool is 2,470.00 ft.

Is Lake Isabella rising or falling?

Over the last 24 hours the level is −0.13 ft; over 7 days it fell 0.95 ft, and over 30 days it fell 5.15 ft.

Where does this Lake Isabella level come from?

From the U.S. Army Corps of Engineers (USACE) public data feed for Isabella Lake. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.