Dams in Grays Harbor County, Washington
14Total Dams
9High Hazard
3Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Wynoochee | High | Satisfactory | 175 | Water Supply | 1972 |
| Malinowski Dam | High | Satisfactory | 51 | Water Supply | 1963 |
| Fairview Reservoir No 1 | High | Poor | 35 | Water Supply | 1915 |
| Aberdeen Lake Dam | High | Satisfactory | 33 | Recreation | 1928 |
| College Hill Reservoir | High | Poor | 31 | Water Supply | 1899 |
| Beacon Hill Reservoir | High | Poor | 30 | Water Supply | 1935 |
| Fairview Reservoir No 2 | High | Fair | 25 | Water Supply | 1921 |
| Swano Lake Dam | High | Poor | 24 | Fish and Wildlife Pond | 1949 |
| Mill Creek Dam Cosmopolis | High | Satisfactory | 20 | Fish and Wildlife Pond | 2019 |
| Sylvia Lake Dam Grays Harbor Cnty | Significant | Poor | 23 | Recreation | 1918 |
| West Fork Dam | Significant | Fair | 16 | Water Supply | 1956 |
| Spoils Pond Dam | Significant | 14 | Other | 1970 | |
| Failor Lake Dam | Low | 32 | Recreation | 1956 | |
| Sea Horse Ranch Dike | Low | 15 | Other | 1961 |