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 151–166 of 166
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Burkhalter #2 Washington County | 15 | 1952 | Significant | Not Rated |
| Brewer Reservoir (Jefferson) Jefferson County | 32 | 1952 | Significant | Not Rated |
| Bradshaw 2 Jackson County | 22 | 1966 | Significant | Not Rated |
| Bradshaw Jackson County | 50 | 1966 | Significant | Not Rated |
| Bounds Reservoir Jackson County | 26 | 1984 | Significant | Not Rated |
| Bonnie View Dam Crook County | 42 | 1953 | Significant | Not Rated |
| Binford Dam Multnomah County | 25 | 1958 | Significant | Not Rated |
| Beyer Reservoir Clackamas County | 38 | 1968 | Significant | Not Rated |
| Berger Lake Marion County | 14 | 1953 | Significant | Not Rated |
| Bend Hydro (Mirrorpond) Deschutes County | 18 | 1905 | Significant | Not Rated |
| Beede South Harney County | 22 | 1916 | Significant | Not Rated |
| Beede North Harney County | 12 | 1916 | Significant | Not Rated |
| Bear Creek (Crook) Crook County | 63 | 1984 | Significant | Not Rated |
| Barnes Bros. Reservoir Marion County | 34 | 1963 | Significant | Not Rated |
| Balm Creek Reservoir Baker County | 68 | 1963 | Significant | Not Rated |
| Amity Hills Dam Yamhill County | 32 | — | Significant | Not Rated |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.