Oregon Dams
856 dams tracked by the National Inventory of Dams
Total Dams
856
High Hazard
155
18.1%
Poor / Unsatisfactory
47
Average Age
67 yrs
Hazard Classification
High155 (18.1%)
Significant166 (19.4%)
Low535 (62.5%)
Condition Assessment
Satisfactory62 (7.2%)
Fair39 (4.6%)
Poor / Unsatisfactory47 (5.5%)
Not Rated708 (82.7%)
Federal
122
State
14
Local
94
Private
603
Tallest Dams
- Cougar Dam519 ft
- Detroit Dam463 ft
- Round Butte440 ft
- Owyhee Dam417 ft
- Brownlee395 ft
High Hazard Dams
- Cougar DamHigh
- Detroit DamHigh
- Round ButteHigh
- Owyhee DamHigh
- BrownleeHigh
Poor Condition Dams
- SmithUnsatisfactory
- Hosler (Reeder GulchUnsatisfactory
- Willow Creek 3 (Malheur)Unsatisfactory
- Clear BranchUnsatisfactory
- Bear CreekPoor
All Dams in Oregon
Showing 701–725 of 856
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Crow Creek Wasco County | 115 | 1968 | High | Fair |
| Croft Polk County | 45 | 1968 | High | Satisfactory |
| Crescent Lake Klamath County | 41 | 1956 | High | Satisfactory |
| Crates Point Reservoir Wasco County | 22 | 1977 | Low | Not Rated |
| Crater Lake Baker County | 33 | 1964 | Low | Not Rated |
| Crane Prairie Dam Deschutes County | 36 | 1940 | High | Not Available |
| Cow Creek Iwr Auxiliary Dam Douglas County | 98 | 2007 | High | Satisfactory |
| Cow Creek Dam No. 1 Douglas County | 95 | 2005 | High | Satisfactory |
| Cougar Dam Lane County | 519 | 1963 | High | Not Available |
| Cottonwood Meadows Lake County | 26 | 1961 | Significant | Not Rated |
| Cottonwood (Drewsey) Harney County | 83 | 1967 | Significant | Not Rated |
| Cottonwood Lake County | 63 | 1962 | High | Fair |
| Cottage Grove Dam Lane County | 103 | 1942 | High | Not Available |
| Corliss Malheur County | 10 | 1919 | Low | Not Rated |
| Corder Log Pond Douglas County | 12 | 1954 | Low | Not Rated |
| Corcoran Harney County | 39 | 1949 | Significant | Not Rated |
| Coquille Plywood Mill Pond Coos County | 11 | 1957 | Low | Not Rated |
| Copeland Reservoir Malheur County | 12 | 1917 | Low | Not Rated |
| Coos Ctry Club 15th Hole Dam Coos County | 25 | — | Low | Not Rated |
| Cooper Creek (Sutherlin) Douglas County | 88 | 1971 | High | Fair |
| Cook Reservoir (Wash) Washington County | 28 | 1972 | Significant | Not Rated |
| Collins Dam (Wheeler) Wheeler County | 35 | 1971 | Low | Not Rated |
| Cole and Forrester Yamhill County | 37 | 1951 | Low | Not Rated |
| Cold Springs Dam Umatilla County | 115 | 1908 | High | Not Available |
| Cob Creek Dam Malheur County | 31 | 1962 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.