South Fork Reservoir
Harney County, Oregon45 acresView mapDirections
No nutrient or algae sampling on record from Oregon DEQ for this lake.
South Fork Reservoir in Harney County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 45 acres.
South Fork Reservoir is a 45-acre lake in Harney County, Oregon.
Source: EPA Water Quality Portal sampling records, Oregon DEQ. 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 South Fork Reservoir is safe to swim in today is a call for the Oregon Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for South Fork Reservoir
These are the measurements Oregon DEQ publishes for South Fork 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.
Ask about South Fork Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
45 acres
Shoreline
3.2 mi
No bathymetric survey has been published for South Fork Reservoir, so its depth is not documented here.
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Stays near South Fork Reservoir
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Frequently asked questions about South Fork Reservoir
Where is South Fork Reservoir?
- South Fork Reservoir is a lake in Harney County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of South Fork Reservoir?
- South Fork Reservoir in Harney County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 45 acres.
Is South Fork Reservoir 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 South Fork Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.