8Total Dams
3High Hazard
1Significant
Dam Safety in Island County, Washington
Island County has 8 dams tracked in the National Inventory of Dams. Of these, 3 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification.
The average dam in Island County is 49 years old. The most common purpose is recreation. The tallest dam is Holmes Harbor Reclaimed Water Ponds at 66 ft.
Explore more: Oldest dams in Washington · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Minckler Dam B | High | Fair | 25 | Recreation | 1975 |
| Honeymoon Lake Dam | High | Satisfactory | 20 | Recreation | 1969 |
| Minckler Dam a | High | Fair | 11 | Recreation | 1975 |
| Holmes Harbor Reclaimed Water Ponds | Significant | Fair | 66 | Other | 1994 |
| Loers Dam | Low | Not assessed | 9 | Irrigation | 1958 |
| Oak Harbor Wastewater Lagoon Nw Cell | Low | Not assessed | 8 | Other | 1990 |
| Oak Harbor Wastewater Lagoon Sw Cell | Low | Not assessed | 8 | Other | 1990 |
| Kristofferson Lake Dam | Low | Not assessed | 7 | Irrigation | 1961 |