Where is Barnum Flat Reservoir?

Barnum Flat Reservoir is a lake in Siskiyou County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.

Barnum Flat Reservoir

Siskiyou County, California391 acresView map Directions

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

Area

391 acres

Surface area

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Barnum Flat Reservoir in Siskiyou County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 391 acres.

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Barnum Flat Reservoir is a 391-acre lake in Siskiyou 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 Barnum Flat Reservoir 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 Barnum Flat Reservoir

These are the measurements SWRCB publishes for Barnum Flat Reservoir, 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.

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

Lake Details

Surface area

391 acres

No bathymetric survey has been published for Barnum Flat Reservoir, so its depth is not documented here.

Stays via Stay22

Stays near Barnum Flat Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Barnum Flat Reservoir in Siskiyou 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 Barnum Flat Reservoir

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Fishing Barnum Flat Reservoir

→ Barnum Flat Reservoir fishing regulations (limits, seasons, special rules)

Nearby Lakes in Siskiyou County

White Deer Lake14.1 miView →Medicine Lake—View →Bonita Lake—View →Tule Lake—View →Red Rock Lakes—View →Orr Lake—View →

Frequently asked questions about Barnum Flat Reservoir

Where is Barnum Flat Reservoir?: Barnum Flat Reservoir is a lake in Siskiyou County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Barnum Flat Reservoir?: Barnum Flat Reservoir in Siskiyou County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 391 acres.
Is Barnum Flat Reservoir safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.