Mill Run Reservoir
Blair County, Pennsylvania37 acresView mapDirections
No nutrient or algae sampling on record from PA DEP for this lake.
Mill Run Reservoir in Blair County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 37 acres.
Mill Run Reservoir is a 37-acre lake in Blair County, Pennsylvania.
Source: EPA Water Quality Portal sampling records, PA DEP. 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 Mill Run Reservoir is safe to swim in today is a call for the Pennsylvania Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Mill Run Reservoir
These are the measurements PA DEP publishes for Mill Run 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 Mill Run Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
37 acres
Shoreline
1.6 mi
No bathymetric survey has been published for Mill Run Reservoir, so its depth is not documented here.
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Stays near Mill Run Reservoir
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Frequently asked questions about Mill Run Reservoir
Where is Mill Run Reservoir?
- Mill Run Reservoir is a lake in Blair County, Pennsylvania. Its water-quality measurements are published by PA DEP and shown on this page as reported.
What is the water quality of Mill Run Reservoir?
- Mill Run Reservoir in Blair County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 37 acres.
Is Mill Run 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 Mill Run Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.