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 1276–1300 of 1,481
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Cherry Farm Basin #1 Delaware County | 8 | 2004 | Significant | Fair |
| Chapman Warren County | 24 | 1949 | High | Poor |
| Chambers Washington County | 17 | 1820 | Low | Fair |
| Chamberlain Pond Wyoming County | 18 | 1919 | High | Fair |
| Chamberlain Bradford County | 19 | 1970 | High | Fair |
| Chalker Susquehanna County | 21 | 1984 | High | Satisfactory |
| Chain Northampton County | 20 | — | Low | Satisfactory |
| Center Campus Pond No. 1 Dauphin County | 19 | — | High | Satisfactory |
| Cedar Crest Boulevard Lehigh County | 7 | 1998 | High | Satisfactory |
| Cave Hollow Fayette County | 29 | 1926 | High | Fair |
| Cassidy Lake Susquehanna County | 17 | 1970 | Low | Not Available |
| Carlisle Raw Water Intake Cumberland County | 9 | 1904 | Low | Satisfactory |
| Carbondale No 4 Lackawanna County | 28 | 1892 | High | Poor |
| Carbaugh Run Adams County | 35 | 1960 | High | Poor |
| Caputo Pike County | 20 | — | Significant | Fair |
| Canonsburg No 2 Washington County | 36 | 1932 | High | Poor |
| Canonsburg No 1 Washington County | 36 | 1911 | Significant | Fair |
| Canonsburg Washington County | 45 | 1943 | High | Satisfactory |
| Canoe Creek Blair County | 35 | 1971 | High | Fair |
| Camp Trees Butler County | 17 | — | Significant | Not Rated |
| Camp Sinoquipe Lake Fulton County | 19 | 1948 | Low | Not Rated |
| Camp Delmont Montgomery County | 19 | 1947 | Low | Fair |
| Camp Cayuga Lake Wayne County | 10 | 1931 | Low | Fair |
| Campbells Pond Allegheny County | 19 | 1946 | Significant | Satisfactory |
| Campbells Ledge Luzerne County | 33 | 1906 | Significant | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.