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 26–50 of 155
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Cottonwood Lake County | 63 | 1962 | High | Fair |
| Cougar Dam Lane County | 519 | 1963 | High | Not Available |
| Cow Creek Dam No. 1 Douglas County | 95 | 2005 | High | Satisfactory |
| Cow Creek Iwr Auxiliary Dam Douglas County | 98 | 2007 | High | Satisfactory |
| Crane Prairie Dam Deschutes County | 36 | 1940 | High | Not Available |
| Crescent Lake Klamath County | 41 | 1956 | High | Satisfactory |
| Croft Polk County | 45 | 1968 | High | Satisfactory |
| Crow Creek Wasco County | 115 | 1968 | High | Fair |
| Crowley Malheur County | 90 | 1938 | High | Unsatisfactory |
| Currant Creek Wasco County | 82 | 1984 | High | Poor |
| Detroit Dam Linn County | 463 | 1953 | High | Not Available |
| Development No. 1 Dam Multnomah County | 200 | 1929 | High | Fair |
| Development No. 2 Dam Clackamas County | 145 | 1962 | High | Satisfactory |
| Dexter Dam Lane County | 117 | 1955 | High | Not Available |
| Dorena Dam Lane County | 154 | 1949 | High | Not Available |
| Drews Lake County | 63 | 1914 | High | Fair |
| Duggan Jackson County | 24 | 1965 | High | Poor |
| Emigrant Dam Jackson County | 204 | 1960 | High | Not Available |
| Fall Creek Dam Lane County | 205 | 1965 | High | Not Available |
| Faraday Forebay Clackamas County | 33 | 1907 | High | Satisfactory |
| Fern Ridge Dam Lane County | 49 | 1941 | High | Not Available |
| Ferry Creek Curry County | 65 | 1966 | High | Unsatisfactory |
| Fish Lake Dam Jackson County | 50 | 1908 | High | Not Available |
| Foster Dam Linn County | 126 | 1967 | High | Not Available |
| Foster Log Pond Linn County | 19 | 1946 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.