Dams in Kodiak Island Borough, Alaska
18Total Dams
2High Hazard
7Significant
Dam Safety in Kodiak Island Borough, Alaska
Kodiak Island Borough has 18 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 7 carry a significant hazard classification. Currently, 3 dams have a condition assessment of poor or unsatisfactory.
The average dam in Kodiak Island Borough is 58 years old. The most common purpose is water supply. The tallest dam is Terror Lake at 193 ft.
Explore more: Oldest dams in Alaska · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Bettinger Upper Reservoir Dam | High | Fair | 67 | Water Supply | 1968 |
| Alitak Cannery Dam #1 | High | Poor | 9 | Water Supply | 1917 |
| Monashka Creek Dam | Significant | Satisfactory | 58 | Water Supply | 1982 |
| Pillar Creek Dam No.1.a | Significant | Fair | 45 | Water Supply | 1969 |
| Monashka Creek Dike | Significant | Satisfactory | 45 | Water Supply | 1982 |
| Pillar Creek Dam No.1.b | Significant | Fair | 24 | Water Supply | 1968 |
| Pillar Creek Dam No. 2.c | Significant | Fair | 24 | Water Supply | 1968 |
| Pillar Creek Dam No. 2.a | Significant | Fair | 17 | Water Supply | 1968 |
| Pillar Creek Dam No. 2.b | Significant | Fair | 17 | Water Supply | 1968 |
| Terror Lake | Low | Satisfactory | 193 | Hydroelectric | 1984 |
| Shotgun Creek Div | Low | Satisfactory | 40 | Hydroelectric | 1984 |
| Alitak Cannery Dam #2 | Low | Poor | 18 | Water Supply | 1964 |
| Mahoona Dam | Low | Unsatisfactory | 13 | Hydroelectric | 1986 |
| Alitak Cannery Dam #4 | Low | Not Rated | 12 | Water Supply | 1964 |
| Stover Dam | Low | Not Rated | 11 | Fish and Wildlife Pond | 1962 |
| Chiniak Satellite Tracking Sta. Dam | Low | Not Rated | 10 | Water Supply | 1954 |
| Big Kitoi | Low | Not Rated | 9 | Water Supply | 1962 |
| Alitak Cannery Dam #3 | Low | Not Rated | 8 | Water Supply | 1964 |