Keystone Lake
Westmoreland County, Pennsylvania51 acresView mapDirections
No nutrient or algae sampling on record from PA DEP for this lake.
- Limited data
Keystone Lake in Westmoreland County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 51 acres.
Keystone Lake is a 51-acre lake in Westmoreland County, Pennsylvania.
Source: EPA Water Quality Portal sampling records, PA DEP. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Keystone Lake 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 Keystone Lake
These are the measurements PA DEP publishes for Keystone Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Keystone Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
51 acres
Shoreline
1.9 mi
No bathymetric survey has been published for Keystone Lake, so its depth is not documented here.
Stays via Stay22
Stays near Keystone Lake
Compare lakeside cabins, hotels, and vacation rentals near Keystone Lake in Westmoreland County, Pennsylvania — 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.
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Fishing Keystone Lake
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Frequently asked questions about Keystone Lake
Where is Keystone Lake?
- Keystone Lake is a lake in Westmoreland County, Pennsylvania. Its water-quality measurements are published by PA DEP and shown on this page as reported.
What is the water quality of Keystone Lake?
- Keystone Lake in Westmoreland County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 51 acres.
Is Keystone Lake 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 Keystone Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.