Where is Lake Sherwood?

Lake Sherwood is a lake in Ventura County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.

Lake Sherwood

Ventura County, California138 acresView map Directions

No nutrient or algae sampling on record from SWRCB for this lake.

Area

138 acres

Surface area

Shoreline

4.1 mi

Measured length

Impaired · Mercury
Limited data

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Lake Sherwood in Ventura County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 138 acres.

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Lake Sherwood is a 138-acre lake in Ventura County, California.

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Lake Sherwood is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.

Whether Lake Sherwood 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.

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Water quality measurements for Lake Sherwood

These are the measurements SWRCB publishes for Lake Sherwood, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data.

Ask about Lake Sherwood

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

138 acres

Shoreline

4.1 mi

No bathymetric survey has been published for Lake Sherwood, so its depth is not documented here.

Stays via Stay22

Stays near Lake Sherwood

Compare lakeside cabins, hotels, and vacation rentals near Lake Sherwood in Ventura County, California — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Lake Sherwood

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Fishing Lake Sherwood

→ Lake Sherwood fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Lake Sherwood is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption, Other.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit CAL4042600019990201154540 · Official waterbody report

Nearby Lakes in Ventura County

Wood Ranch Reservoir7.4 miView →Lake Piru25.3 miView →Lake Casitas—View →Matilija Lake—View →

Frequently asked questions about Lake Sherwood

Where is Lake Sherwood?: Lake Sherwood is a lake in Ventura County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Lake Sherwood?: Lake Sherwood in Ventura County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 138 acres.
Is Lake Sherwood safe to swim in?: Nutrient and algae readings are not a swimming clearance. Lake Sherwood is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.