Dams in Lake County, Oregon
49Total Dams
3High Hazard
5Significant
Dam Safety in Lake County, Oregon
Lake County has 49 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 5 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Lake County is 75 years old. The most common purpose is irrigation. The tallest dam is Drews at 63 ft.
Explore more: Oldest dams in Oregon · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Drews | High | Fair | 63 | Irrigation | 1914 |
| Cottonwood | High | Fair | 63 | Irrigation | 1962 |
| Bullard Creek F.r.s. ( Lake) | High | Satisfactory | 35 | Flood Risk Reduction | |
| Thompson Valley Reservoir | Significant | Not Rated | 48 | Irrigation | 1922 |
| Thompson Valley Diversion (slid) | Significant | Not Rated | 48 | Irrigation | 1915 |
| Muddy Creek Reservoir | Significant | Not Rated | 26 | Irrigation | 1962 |
| Cottonwood Meadows | Significant | Not Rated | 26 | Recreation | 1961 |
| Micke | Significant | Not Rated | 20 | Irrigation | |
| Renner Dam | Low | Not Rated | 48 | Irrigation | 1961 |
| Sevan Lake | Low | Not Rated | 45 | Recreation | 1977 |
| Piute Reservoir | Low | Not Rated | 40 | Irrigation | 1953 |
| Hickey Reservoir | Low | Not Rated | 39 | Irrigation | 1967 |
| Taylor Reservoir | Low | Not Rated | 33 | Irrigation | 1985 |
| Lofton Reservoir (lake) | Low | Not Rated | 32 | Irrigation | 1962 |
| White Rock Reservoir | Low | Not Rated | 31 | Irrigation | 1974 |
| Dallas Lake Reservoir | Low | Not Rated | 30 | Irrigation | 1959 |
| Albertson Reservoir (lake) | Low | Not Rated | 30 | Irrigation | 1954 |
| Barry, Nick Reservoir | Low | Not Rated | 29 | Irrigation | 1927 |
| Fitzgerald Reservoir | Low | Not Rated | 28 | Irrigation | 1941 |
| Ennis Creek Dam | Low | Not Rated | 27 | Irrigation | |
| Big Rock Res. Dam | Low | Not Rated | 27 | Other | 1969 |
| Duncan Reservoir - Dam | Low | Not Rated | 25 | Recreation | 1973 |
| Holbrook Reservoir | Low | Not Rated | 25 | Irrigation | 1930 |
| Willow Creek Reservoir (lake) | Low | Not Rated | 23 | Recreation | 1959 |
| Boggy Lake Dam | Low | Not Rated | 23 | Recreation | 1997 |
| Mud Lake | Low | Not Rated | 23 | Fish and Wildlife Pond | 1962 |
| Rivers End Dam | Low | Not Rated | 23 | Irrigation | 1997 |
| Andy Hill Reservoir | Low | Not Rated | 21 | Irrigation | 1961 |
| Withers Dam | Low | Not Rated | 20 | Irrigation | 1911 |
| South Arm Reservoir | Low | Not Rated | 19 | Irrigation | 1908 |
| Sherlock Gulch | Low | Not Rated | 19 | Fish and Wildlife Pond | 1974 |
| Priday Reservoir | Low | Not Rated | 18 | Irrigation | 1961 |
| Lucky | Low | Not Rated | 18 | Fish and Wildlife Pond | 1966 |
| Flynn Reservoir | Low | Not Rated | 17 | Irrigation | 1949 |
| Fenimore, Clyde Reservoir | Low | Not Rated | 17 | Irrigation | 1960 |
| Fishhole Creek Reservoir | Low | Not Rated | 17 | Irrigation | 1928 |
| Mc Corral | Low | Not Rated | 16 | Water Supply | 1972 |
| Lapham Reservoir | Low | Not Rated | 16 | Irrigation | 1920 |
| Calderwood Reservoir | Low | Not Rated | 15 | Irrigation | 1908 |
| Wastewater Lagoon #4 | Low | Not Rated | 15 | Hydroelectric | |
| Jacobs Reservoir Dam | Low | Poor | 15 | Fish and Wildlife Pond | 1938 |
| Guano Slough (blm) | Low | Not Rated | 14 | Irrigation | 1934 |
| Dry Creek Diversion Dam | Low | Not Rated | 13 | Other | 1974 |
| Heart Lake Or Deep Lake | Low | Not Rated | 12 | Other | 1898 |
| Pitt Lake Dam | Low | Not Rated | 11 | Irrigation | 1920 |
| Moss Flat | Low | Not Rated | 11 | Irrigation | |
| Greaser Lake Reservoir | Low | Not Rated | 10 | Irrigation | 1963 |
| Big Swamp Reservoir | Low | Not Rated | 10 | Irrigation | 1908 |
| Big | Low | Fair | 10 | Water Supply | 1966 |