Dams in Whatcom County, Washington
30Total Dams
22High Hazard
1Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Ross | High | Satisfactory | 540 | Hydroelectric | 1949 |
| Diablo | High | Satisfactory | 389 | Hydroelectric | 1929 |
| Gorge | High | Satisfactory | 300 | Hydroelectric | 1961 |
| Upper Baker -auxiliary Dike | High | Satisfactory | 30 | Hydroelectric | |
| Hannegan Road Detention Basin | High | Satisfactory | 28 | Flood Risk Reduction | 1996 |
| Holiday Lake Dam | High | Fair | 23 | Recreation | 1967 |
| Lummi Island Estates Dam | High | Fair | 20 | Recreation | 1963 |
| St Clair Stormwater Detention Dam | High | Satisfactory | 20 | Flood Risk Reduction | 1986 |
| Whatcom Lake Dam | High | Satisfactory | 19 | Recreation | 1937 |
| Ferndale Aerated Sewage Lagoon No 3 | High | Satisfactory | 17 | Other | 1986 |
| Bagley | High | Not Rated | 16 | Other | 1927 |
| Louise Lake Dam | High | Satisfactory | 14 | Irrigation | 1972 |
| Telegraph Road Stormwater Detention Dam | High | Fair | 14 | Flood Risk Reduction | 1988 |
| Happy Valley Stormwater Detention Basin | High | Satisfactory | 14 | Flood Risk Reduction | 1981 |
| Padden Lake Dam | High | Satisfactory | 13 | Recreation | 1933 |
| Horton Road Detention Dam | High | Fair | 13 | Flood Risk Reduction | 1994 |
| Edaleen Dairy Waste Storage Pond No 3 | High | Fair | 12 | Other | 2007 |
| Bullard Dam | High | Satisfactory | 11 | Recreation | 1969 |
| Geneva Lake Dam | High | Satisfactory | 10 | Recreation | 1988 |
| Bellingham Airport Sw Detention Pond 3 | High | Satisfactory | 8 | Flood Risk Reduction | 2011 |
| Edaleen Dairy Waste Storage Pond No. 2 | High | Fair | 8 | Other | 1989 |
| Camping Dairy Lagoon Dam | High | Fair | 7 | Other | 1980 |
| Engelsma Dairy Lagoon Dam | Significant | Fair | 7 | Irrigation | 1994 |
| Smrekar Reservoir Dam | Low | 27 | Irrigation | 1954 | |
| Pumping Pond Dike | Low | Satisfactory | 22 | Hydroelectric | 1960 |
| Unruh Reservoir Dam | Low | 21 | Irrigation | 1959 | |
| Squires Lake Dam | Low | 15 | Irrigation | 1960 | |
| Glenhaven Lakes Dam | Low | 14 | Recreation | 1963 | |
| Baker Lake Dam | Low | 10 | Irrigation | 1966 | |
| West Lynden Regional Detention Facility | Low | 7 | Flood Risk Reduction | 2003 |