Chapman Reservoir
Malheur County, Oregon41 acresView mapDirections
No nutrient or algae sampling on record from Oregon DEQ for this lake.
Chapman Reservoir in Malheur County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 41 acres.
Chapman Reservoir is a 41-acre lake in Malheur 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 Chapman 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 Chapman Reservoir
These are the measurements Oregon DEQ publishes for Chapman 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 Chapman Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
41 acres
No bathymetric survey has been published for Chapman Reservoir, so its depth is not documented here.
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Frequently asked questions about Chapman Reservoir
Where is Chapman Reservoir?
- Chapman Reservoir is a lake in Malheur County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of Chapman Reservoir?
- Chapman Reservoir in Malheur County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 41 acres.
Is Chapman 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 Chapman Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.