Dams in Pend Oreille County, Washington
27Total Dams
11High Hazard
5Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Boundary | High | Fair | 360 | Hydroelectric | 1967 |
| Power Lake Dam | High | Fair | 60 | Hydroelectric | 1922 |
| Sullivan Lake | High | Fair | 34 | Hydroelectric | 1923 |
| Calispell Creek Dike And Pump Plant | High | Poor | 28 | Hydroelectric | |
| Locke Dam | High | Satisfactory | 25 | Flood Risk Reduction | 1973 |
| Diamond Lake Aeration Lagoon No 3 | High | Satisfactory | 17 | Other | 1987 |
| Diamond Lake Aeration Lagoon No 2 | High | Satisfactory | 16 | Other | 1987 |
| Sacheen Lake Wwtp Lagoons | High | Fair | 15 | Other | 2016 |
| Diamond Lake Sewage Lagoon No 1 | High | Satisfactory | 12 | Other | 1988 |
| Marshall Lake Dam | High | Fair | 10 | Irrigation | 1912 |
| Mountain Meadows Lake Dam | High | Poor | 10 | Recreation | 1959 |
| Pend Oreille Mine Ne Tailings Dam | Significant | Satisfactory | 72 | Tailings | 2003 |
| Pend Oreille Mine Nw Tailings Dam | Significant | Satisfactory | 67 | Tailings | 2003 |
| D1 Big Meadow Lake Dam | Significant | Not Rated | 15 | Fish and Wildlife Pond | 1975 |
| Metaline Falls Wastewater Lagoon No 3 | Significant | Fair | 11 | Other | 1963 |
| Cusick Polishing Lagoon | Significant | Fair | 10 | Other | 1978 |
| Ione Mill Pond | Low | 35 | Recreation | 1914 | |
| Ponderay Newsprint Mill Settling Lagoon | Low | 24 | Other | 1989 | |
| Conger Lake Dam | Low | 22 | Recreation | 1926 | |
| Homestead Lake Dam | Low | 22 | Recreation | 1971 | |
| Duncan Dam No 2 | Low | 18 | Irrigation | 1966 | |
| Vaagen Mitigation Control Structure | Low | 18 | Flood Risk Reduction | 1990 | |
| Yergens & Anselmo Dam No 1 | Low | 15 | Recreation | 1970 | |
| Kettwig Wildlife Dam | Low | 13 | Fish and Wildlife Pond | 1979 | |
| Tacoma Sportsman Pond | Low | 10 | Recreation | 1954 | |
| Flying Goose Ranch Wetland Dam No 1 | Low | 10 | Fish and Wildlife Pond | 1995 | |
| Mallard Marsh Dam | Low | 8 | Recreation | 1960 |