Pennsylvania Dams

1,481 dams tracked by the National Inventory of Dams

Total Dams

1,481

High Hazard

780

52.7%

Poor / Unsatisfactory

215

Average Age

80 yrs

Hazard Classification

High780 (52.7%)
Significant310 (20.9%)
Low378 (25.5%)

Condition Assessment

Satisfactory415 (28.0%)
Fair547 (36.9%)
Poor / Unsatisfactory215 (14.5%)
Not Rated304 (20.5%)

Federal

57

State

152

Local

351

Private

911

All Dams in Pennsylvania

Showing 76100 of 547

Dam NameHeight (ft)YearHazardCondition
Sunny Brook Estates # 1

Montgomery County

141999SignificantFair
Sun Mountain Lake

Monroe County

131934HighFair
Summit Lake Reservoir

Lackawanna County

301875HighFair
Summit Lake No 2

Monroe County

101919LowFair
Stoyers

Schuylkill County

8SignificantFair
Stouffer Lake

Lebanon County

181949HighFair
Stookey

Wayne County

10SignificantFair
Stoneboro (Pa-474)

Mercer County

301966HighFair
Stoevers

Lebanon County

251820HighFair
Stinson Run

Berks County

291985LowFair
Stevens Lake

Wyoming County

91961HighFair
Stephen Foster

Bradford County

491977HighFair
Starpointe

Washington County

251940LowFair
Starlight Lake

Wayne County

91880SignificantFair
Star Lake

Susquehanna County

26HighFair
Stanford Avenue Detention Basin

Berks County

271978HighFair
Spruce Run Reservoir

Union County

461957HighFair
Sprint Lake

Pike County

11LowFair
Spring Valley Lake

Allegheny County

431964LowFair
Springton (Geist)

Delaware County

751931HighFair
Spring Mill

Lehigh County

271900LowFair
Spring Brook Intake

Lackawanna County

331894HighFair
Spangenberg Lake

Lackawanna County

151949SignificantFair
Somerset Lakes Basin No 2

Chester County

121991SignificantFair
Solebury Farm

Bucks County

271953HighFair
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.