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
Tallest Dams
- Harmar Refuse Bank410 ft
- Little Blue Run400 ft
- Cumberland No. 1 Slurry Pond 1380 ft
- Cumberland No. 2 Slurry Pond370 ft
- Bailey Mine Area No. 3 Slurry337 ft
High Hazard Dams
Poor Condition Dams
- Little Pine CreekPoor
- North ForkPoor
- DehartPoor
- Mill RunPoor
- West Newton SludgeUnsatisfactory
All Dams in Pennsylvania
Showing 1226–1250 of 1,481
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Craft Pond Wayne County | 19 | 1892 | High | Poor |
| Cowans Gap Fulton County | 32 | 1936 | High | Satisfactory |
| Cowanesque Dam Tioga County | 151 | 1980 | High | Not Available |
| Country Bend Bucks County | 12 | 1986 | Significant | Fair |
| Cornwall Tailings Lebanon County | 200 | 1961 | High | Fair |
| Core Creek (Pa-620) Bucks County | 47 | 1976 | High | Fair |
| Cooling Pond A Armstrong County | 49 | 1995 | Low | Not Rated |
| Cooks Pond Bradford County | 15 | 1997 | High | Fair |
| Conway Sportsman's Club Upper Butler County | 21 | 1917 | Significant | Not Rated |
| Connell Sullivan County | 18 | 1915 | Low | Not Rated |
| Conneautville (Pa-112) Crawford County | 41 | 1984 | High | Fair |
| Conneaut Marsh Crawford County | 8 | 1955 | Low | Not Rated |
| Conemaugh Township Impounding Somerset County | 35 | 1961 | Low | Not Rated |
| Conemaugh Equalization Pond Indiana County | 31 | 1987 | Low | Fair |
| Conemaugh Dam Westmoreland County | 144 | 1952 | High | Not Available |
| Conashaugh Lake Pike County | 14 | 1969 | Significant | Fair |
| Compton Lackawanna County | 19 | 1957 | High | Fair |
| Comfort Lake Susquehanna County | 13 | 1916 | High | Satisfactory |
| Comet Lake Franklin County | 38 | 1962 | Significant | Fair |
| Colyer Lake Centre County | 38 | 1966 | High | Fair |
| Colvin Sedimentation Pond Greene County | 43 | 1980 | Significant | Satisfactory |
| Colver Cambria County | 52 | 1994 | High | Fair |
| Colonial No 3 Fayette County | 29 | 1907 | Low | Not Rated |
| Collum Pond Tioga County | 16 | 1965 | High | Not Available |
| Collins Pond Wayne County | 10 | 1867 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.