Hydroelectric Dams in Pennsylvania
Pennsylvania has 15 hydroelectric dams, of which 5 carry a high hazard classification. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity.
| # | Dam | County | Height (ft) | Hazard | Condition | Year |
|---|---|---|---|---|---|---|
| 1 | Kinzua Upper Reservoir Dike | Warren | 135 | High | Satisfactory | 1970 |
| 2 | Piney | Clarion | 129 | High | Fair | 1924 |
| 3 | Muddy Run Recreation Dam | Lancaster | 90 | Low | Satisfactory | 1967 |
| 4 | Safe Harbor | Lancaster | 75 | Significant | Satisfactory | 1930 |
| 5 | Pine Grove | Lancaster | 65 | High | Fair | 1949 |
| 6 | Holtwood | Lancaster | 55 | Low | Satisfactory | 1910 |
| 7 | Pocono Lake | Monroe | 47 | High | Satisfactory | 1957 |
| 8 | Tafton Dike | Pike | 40 | High | Satisfactory | 1926 |
| 9 | Warrior Ridge | Huntingdon | 27 | Low | Satisfactory | 1906 |
| 10 | York Haven Headrace | Lancaster | 20 | Low | Satisfactory | 1904 |
| 11 | Patterson | Beaver | 14 | Low | Satisfactory | 1825 |
| 12 | Townsend | Beaver | 13 | Low | Satisfactory | 1913 |
| 13 | Muddy Run East Dike | Lancaster | 12 | Low | Satisfactory | 1967 |
| 14 | Heishmans Mill | Cumberland | 10 | Low | Not Rated | 1815 |
| 15 | Mill Pond | Wayne | 10 | Significant | Fair | 1917 |