Skip to main content
LakeQuality

Unity Reservoir

Westmoreland County, Pennsylvania38 acresView mapDirections

No nutrient or algae sampling on record from PA DEP for this lake.

Area
38 acres
Surface area
Shoreline
1.7 mi
Measured length

Unity Reservoir in Westmoreland County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 38 acres.

Loading map…

Unity Reservoir is a 38-acre lake in Westmoreland County, Pennsylvania.

Source: EPA Water Quality Portal sampling records, PA DEP. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Unity 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.

Compare swimming lakes near Pittsburgh →

Get alerts for Unity Reservoir →

Water quality measurements for Unity Reservoir

These are the measurements PA DEP publishes for Unity 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 Unity Reservoir

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

38 acres

Shoreline

1.7 mi

No bathymetric survey has been published for Unity Reservoir, so its depth is not documented here.

Stays via Stay22

Stays near Unity Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Unity Reservoir 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.

Top-rated places to stay near Unity Reservoir

Prices for Oct 16–18, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Pennsylvania’s top lakes →

Follow Unity Reservoir’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Fishing Unity Reservoir

Nearby Lakes in Westmoreland County

Frequently asked questions about Unity Reservoir

Where is Unity Reservoir?

Unity Reservoir 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 Unity Reservoir?

Unity Reservoir in Westmoreland County, Pennsylvania has water-quality measurements published by PA DEP, shown here as reported. Surface area: 38 acres.

Measurements on this page ↑

Is Unity Reservoir safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

Where this data comes from

Measurements for Unity Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.