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 51–75 of 155
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Fourth Creek Coos County | 21 | 1930 | High | Satisfactory |
| Franzen Marion County | 33 | 1952 | High | Satisfactory |
| Galesville Douglas County | 167 | 1985 | High | Satisfactory |
| Gerber Dam Klamath County | 88 | 1925 | High | Not Available |
| Green Peter Dam Linn County | 378 | 1967 | High | Not Available |
| Happy Valley Wasco County | 70 | 1938 | High | Poor |
| Hayhurst Road Douglas County | 30 | 1958 | High | Fair |
| Haystack Dam Jefferson County | 105 | 1957 | High | Not Available |
| Hills Creek Dam Lane County | 341 | 1962 | High | Not Available |
| Hosler (Reeder Gulch Jackson County | 114 | 1928 | High | Unsatisfactory |
| Howard Prairie Dam Jackson County | 100 | 1958 | High | Not Available |
| Hult Pond Dam Lane County | 37 | 1950 | High | Satisfactory |
| Hyatt Dam Jackson County | 53 | 1923 | High | Not Available |
| Indian Lake Umatilla County | 56 | 1969 | High | Fair |
| Joe Fisher Crook County | 54 | 1953 | High | Satisfactory |
| John Day Lock and Dam Klickitat County | 230 | 1968 | High | Not Available |
| Johnson Creek (Crook) Crook County | 44 | 1951 | High | Fair |
| Jubilee Lake Union County | 50 | 1967 | High | Poor |
| Kay Lake Washington County | 38 | 1963 | High | Satisfactory |
| Keene Creek Dam Jackson County | 78 | 1959 | High | Not Available |
| Keno Dam Klamath County | 41 | 1967 | High | Not Available |
| Lake Creek Jackson County | 83 | 1965 | High | Fair |
| Leaburg Canal and Forebay Lane County | 15 | 1930 | High | Unsatisfactory |
| Lemolo No 1 Douglas County | 120 | 1955 | High | Fair |
| Link River Diversion Dam Klamath County | 22 | 1921 | High | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.