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Verified gage-height and water-temperature observations are not currently available for Folsom Lake in California. LakeRadar does not substitute modeled values.
Normal pool elevation benchmark for Folsom Lake
Water levels managed within seasonal conservation thresholds
Deepest basin sounding across ~11,450 acres
Refreshing (60–70°F) · Cool swim · Moderate comfort
No active telemetry gauge is currently mapped to Folsom Lake. Not available from a verified source for this lake.
AMERICAN R BL FOLSOM DAM NR FOLSOM CA · Oct 11, 4:45 AM UTC
Historical daily time series not currently recorded for this monitoring station. Real-time continuous digital USGS sensors are prioritized for major floodway rivers.
Tributary runoff, precipitation, and snowmelt elevate the waterbody to its annual summer recreation pool.
Water levels remain stable for peak boating, public park ramps, sport angling, and shoreline swimming.
Regulated seasonal drawdowns or natural seasonal minimums occur to prepare for winter freeze-up and spring capacity.
No recent observation table entries recorded for this site. In-situ stage height is verified through annual bathymetric surveys and state environmental monitoring rather than continuous automated gauge feeds.
Current index calculated from verified local atmospheric, hydrographic & alert inputs.
Fair for swimming (74/100), from 5 available inputs. Supporting this: No active official alerts for this lake. 1% chance of precipitation. Confidence is high (87%).
Continuous In-Situ Telemetry Notice: Active continuous automated telemetry stations are not currently installed directly within Folsom Lake. Not available from a verified source for this lake.
Official vertical datum, navigational perimeter geometry, and bathymetric basin contours are cataloged from official hydrographic surveys conducted by California Department of Energy & Environmental Protection.