Lake PIRU Water Level

California · updated daily from the U.S. Geological Survey

1051.00 ft

Lake PIRU is current reading available and steady (-0.15 ft in the last 7 days).

Change since yesterday: +0.00 ft

Reading as of 2026-08-15

Where Lake PIRU sits historically

TODAY 1051 ftRECORD LOW1051 ft2026-08-14RECORD HIGH1054.96 ft2026-04-21

Today's level compared with every reading in our 0.3-year record for this lake.

Since yesterday

+0.00 ft

7-day change

-0.15 ft

30-day change

-0.74 ft

1-year change

— ft

Last 30 days

2026-07-161050.9–1051.8 ft2026-08-15

Last 12 months

2026-04-171050.5–1055.4 ft2026-08-15

Lake PIRU records and averages

Current level1051.00 ft
Record high1054.96 ft (2026-04-21)
Record low1051.0 ft (2026-08-14)
Average of all readings1052.45 ft
Data span0.3 years (121 readings)

Frequently asked questions

Is Lake PIRU full right now?

As of 2026-08-15, Lake PIRU sits at 1051.00 ft, which is current reading available.Over the past 30 days the level has fallen 0.74 ft.

What is the water level at Lake PIRU today?

The most recent reading is 1051.00 ft (2026-08-15), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Lake PIRU has ever been?

The highest level in our records is 1054.96 ft on 2026-04-21. The lowest is 1051.0 ft on 2026-08-14. Our record covers about 0.3 years of readings.

Why is Lake PIRU changing 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 PIRU has fallen 0.74 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.

How much has Lake PIRU changed over the past year?

Year-over-year comparison is not available for this lake yet. The full-history chart above covers 0.3 years, with a record high of 1054.96 ft and a record low of 1051.0 ft.

Nearby lakes in California

Cachuma Lake and Bradbury water level
746.34 ft · falling
ALISAL Reservoir water level
598.76 ft · steady
SAN VICENTE Reservoir water level
666.23 ft · falling
NACIMIENTO Reservoir water level
754.87 ft · falling
EL CAPITAN Reservoir water level
639.05 ft · steady
SAN ANTONIO Reservoir water level
742.88 ft · falling

Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All California lake levels.