Upper Tumalo Reservoir
Deschutes County, Oregon140 acresView mapDirections
No nutrient or algae sampling on record from Oregon DEQ for this lake.
Upper Tumalo Reservoir in Deschutes County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 140 acres.
Upper Tumalo Reservoir is a 140-acre lake in Deschutes 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 Upper Tumalo 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 Upper Tumalo Reservoir
These are the measurements Oregon DEQ publishes for Upper Tumalo 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
140 acres
Shoreline
2.7 mi
No bathymetric survey has been published for Upper Tumalo Reservoir, so its depth is not documented here.
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Frequently asked questions about Upper Tumalo Reservoir
Where is Upper Tumalo Reservoir?
- Upper Tumalo Reservoir is a lake in Deschutes County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of Upper Tumalo Reservoir?
- Upper Tumalo Reservoir in Deschutes County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 140 acres.
Is Upper Tumalo 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 Upper Tumalo Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.