Dams in Butler County, Pennsylvania
40Total Dams
21High Hazard
9Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Fawn Mine #91 Refuse Impoundment | High | Fair | 120 | Other | |
| Sludge Bed No 6 | High | Fair | 88 | Other | 1983 |
| Indspec No 3 | High | Fair | 59 | Grade Stabilization | 1975 |
| Sawmill Run | High | Fair | 58 | Grade Stabilization | 1968 |
| Moraine State Park | High | Satisfactory | 55 | Recreation | 1968 |
| Merriman | High | Fair | 40 | Recreation | 1966 |
| Thorn Run | High | Satisfactory | 40 | Water Supply | 1903 |
| Lake Oneida | High | Satisfactory | 38 | Water Supply | 1918 |
| Evans City Waterworks No 1 | High | Fair | 38 | Water Supply | 1954 |
| Sludge Bed No 5 | High | Fair | 37 | Other | 1983 |
| Butler Hunt Club | High | Not Available | 33 | Fish and Wildlife Pond | 1968 |
| Sludge Bed No 4 | High | Fair | 30 | Other | 1984 |
| Glade Run | High | Satisfactory | 29 | Recreation | 1955 |
| Indspec No 2 | High | Satisfactory | 27 | Grade Stabilization | 1950 |
| Lake Saxony | High | Fair | 26 | Irrigation | 1958 |
| Lakeland Country Estates Green Lake | High | Fair | 25 | Recreation | |
| Hull Plan Lake | High | Poor | 25 | Recreation | |
| Glades | High | Satisfactory | 24 | Recreation | 1974 |
| Sonneborn (witco) Reservoir | High | Poor | 23 | Grade Stabilization | 1951 |
| Sherwood Oaks Lake | High | Fair | 16 | Recreation | 1981 |
| Treesdale Impoundment #1 | High | Fair | 15 | Recreation | |
| Kelly Farm | Significant | Unsatisfactory | 30 | Other | |
| Conway Sportsman's Club Upper | Significant | Not Rated | 21 | Recreation | 1917 |
| Walden Pond | Significant | Not Rated | 18 | Other | |
| Manor Creek Farms | Significant | Not Rated | 18 | Flood Risk Reduction | |
| Camp Trees | Significant | Not Rated | 17 | Recreation | |
| Blue Ridge Det | Significant | Not Rated | 16 | Flood Risk Reduction | 1990 |
| Lakevue Estates | Significant | Not Rated | 15 | Other | |
| Laurelwood | Significant | Not Rated | 14 | Flood Risk Reduction | 1993 |
| Seven Fields Regional Sw Det | Significant | Not Rated | 14 | Flood Risk Reduction | 1999 |
| Schneider 2 | Low | Not Available | 32 | Fish and Wildlife Pond | 1980 |
| Amerikohl Management | Low | Not Rated | 29 | Other | 1983 |
| Lukavick | Low | Not Available | 27 | Recreation | 1969 |
| Hidden Valley | Low | Not Available | 27 | Recreation | 1974 |
| Johnston | Low | Not Rated | 26 | Recreation | 1978 |
| Boldy | Low | Not Available | 25 | Fish and Wildlife Pond | 1967 |
| Orchard Course No. 3 Impoundment | Low | Not Rated | 20 | Irrigation | 1925 |
| Greisinger | Low | Not Rated | 19 | Recreation | 1956 |
| Orchard Course No. 2 Impoundment | Low | Not Rated | 16 | Flood Risk Reduction | 1994 |
| Madison Heights | Low | Not Rated | 12 | Recreation | 2005 |