Weeks Lake
Napa County, California124 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
Weeks Lake in Napa County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 124 acres.
Weeks Lake is a 124-acre lake in Napa County, California.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Weeks Lake is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Weeks Lake
These are the measurements SWRCB publishes for Weeks Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Weeks Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
124 acres
Shoreline
3.2 mi
No bathymetric survey has been published for Weeks Lake, so its depth is not documented here.
Stays via Stay22
Stays near Weeks Lake
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Fishing Weeks Lake
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Frequently asked questions about Weeks Lake
Where is Weeks Lake?
- Weeks Lake is a lake in Napa County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Weeks Lake?
- Weeks Lake in Napa County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 124 acres.
Is Weeks Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Weeks Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.