States

Indian Valley Reservoir

at Clearlake Oaks, CA · California · USGS gauge
1,4591,4601,4611,4621,463
Water level · NAVD88
1,460.68FT
Gauge elevation · no % full published
7 days −0.09 ft30 days −0.63 ftvs last year +2.15 ft
Reading for Oct 25, 2026, 18:00 UTC · page refreshed Oct 25, 21:16 UTC
Source: U.S. Geological Survey (Water Data for the Nation)
Worth going today?Today
Looks good
Light wind, dry
Wind2 to 7 mph
Rain0%
Temp70°F
Level1,460.7 ft
TodayPartly Sunny · 70°F
S 2 to 7 mph · rain 0%
TonightPartly Cloudy · 48°F
S 3 to 8 mph · rain 0%
NWS forecast for the gauge location. Good = wind ≤ 10 mph and rain ≤ 30%; storms are flagged. Not safety advice – check local conditions, closures and warnings.

Field notes

Indian Valley Reservoir's latest daily level (Oct 25, 2026) is 1,460.68 (NAVD88) ft.

Over the past 7 days the lake has been falling (−0.09 ft), and it is −0.63 ft over 30 days.

Compared with a year ago (1,458.53 ft, same time of day), the lake is 2.15 ft higher.

Readings come from the USGS gauge “INDIAN VALLEY RES A CLEARLAKE OAKS CA”. Gauge elevations are not directly comparable between lakes because each uses its own datum.

Lake facts

Gauge / stationINDIAN VALLEY RES A CLEARLAKE OAKS CA
Elevation datumft (NAVD88)
Gauge location39.0804, -122.5350

Nearby lakes

Clear Lake20 mi W1,322.57 ft−0.10 ftLake Berryessa46 mi SE427.74 ft−0.37 ftFolsom Lake78 mi E400.53 ft−2.08 ftLake Natoma79 mi E124.02 ft+2.32 ftSan Andreas Lake102 mi S446.81 ft−0.04 ft

Common questions

Is Indian Valley Reservoir rising or falling?

Over the last 7 days it changed −0.09 ft and over 30 days −0.63 ft.

How full is Indian Valley Reservoir?

USGS publishes the water surface elevation for this gauge but not a percent-full figure, so we don't show one rather than estimate it.

How often is this page updated?

The page is rebuilt automatically every day from USGS's published data. Values can be revised later by the source agency.

Where does the data come from?

The U.S. Geological Survey's Water Data API (api.waterdata.usgs.gov), which publishes readings from USGS and partner gauges. Forecasts come from the National Weather Service.

Latest instantaneous reading; 7-day, 30-day and year-ago changes compare readings at the same hour. USGS data are provisional and subject to revision. This page is not affiliated with or endorsed by the USGS. See data sources.