Where is Halfhill Lake?

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

Halfhill Lake

San Diego County, California91 acresView map Directions

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

Area

91 acres

Surface area

See the measurements Directions Where to stay

Halfhill Lake in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 91 acres.

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Halfhill Lake is a 91-acre lake in San Diego County, California.

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

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Halfhill 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.

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Water quality measurements for Halfhill Lake

These are the measurements SWRCB publishes for Halfhill 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 Halfhill Lake

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

Lake Details

Surface area

91 acres

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

Stays via Stay22

Stays near Halfhill Lake

Compare lakeside cabins, hotels, and vacation rentals near Halfhill Lake in San Diego 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 Halfhill Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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Fishing Halfhill Lake

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

Nearby Lakes in San Diego County

Big Laguna Lake25.3 miView →La Posta Lake Surface29.3 miView →Lake Cuyamaca27.6 miView →Morena Reservoir—View →Lake Henshaw—View →Lake Sutherland—View →

Frequently asked questions about Halfhill Lake

Where is Halfhill Lake?: Halfhill Lake is a lake in San Diego County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Halfhill Lake?: Halfhill Lake in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 91 acres.
Is Halfhill Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.