Where is Guajome Lake?

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

Are there campgrounds on Guajome Lake?

Guajome Lake has 1 public campground from USGS The National Map within 5 km, including Guajome Regional Park Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.

Guajome Lake

San Diego County, California25 acresView map Directions

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

Area

25 acres

Surface area

Impaired · Nutrients (phosphorus, nitrogen)

See the measurements Directions Where to stay

Guajome Lake in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 25 acres.

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Guajome Lake is a 25-acre lake in San Diego County, California.

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

What Guajome Lake is good for

From access and monitoring records, not editorial picks.

Camping1 public campground nearby

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Guajome Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Guajome 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 Guajome Lake

These are the measurements SWRCB publishes for Guajome 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 Guajome Lake

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

Lake Details

Surface area

25 acres

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

Recreation & Access

Campgrounds

Public campgrounds near Guajome Lake

Guajome Regional Park Campground0.4 km

Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes

Stays via Stay22

Stays near Guajome Lake

Compare lakeside cabins, hotels, and vacation rentals near Guajome 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 Guajome Lake

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

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Fishing Guajome Lake

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

EPA Impairment Status

Guajome Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Aquatic life.

Source: EPA ATTAINS assessment unit CAL9031100019990208142145 · Official waterbody report

Nearby Lakes in San Diego County

Windmill Lake3.2 miView →Whelan Lake3.4 miView →Lake O'Neill6.4 miView →Lake San Marcos9.6 miView →Turner Lake11.7 miView →San Dieguito Reservoir15 miView →

Frequently asked questions about Guajome Lake

Where is Guajome Lake?: Guajome 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 Guajome Lake?: Guajome Lake in San Diego County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 25 acres.
Is Guajome Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Guajome Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Are there campgrounds on Guajome Lake?: Guajome Lake has 1 public campground from USGS The National Map within 5 km, including Guajome Regional Park Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.