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 101–125 of 166
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Heater Dam Marion County | 28 | 1959 | Significant | Not Rated |
| Haskins Creek Dam Yamhill County | 85 | 1930 | Significant | Not Rated |
| Harrison Jackson County | 27 | 1968 | Significant | Not Rated |
| Hammel No. 2 Jackson County | 24 | 1957 | Significant | Not Rated |
| Haberlach Dam Clackamas County | 22 | 1961 | Significant | Not Rated |
| Griffin Creek Dam Harney County | 46 | 1953 | Significant | Not Rated |
| Green Point-Upper (No. 2) Hood River County | 31 | 1937 | Significant | Not Rated |
| Green Point-Lower (No. 1) Hood River County | 43 | 1938 | Significant | Not Rated |
| Goodrich Reservoir Baker County | 65 | 1963 | Significant | Not Rated |
| Gillworth Reservoir Jefferson County | 29 | 1980 | Significant | Not Rated |
| Gardiner Douglas County | 25 | — | Significant | Not Rated |
| Gardener Reservoir Jackson County | 65 | 1952 | Significant | Not Rated |
| Fuston Ranch Dam Jefferson County | 30 | — | Significant | Not Rated |
| Funrue Marion County | 31 | 1972 | Significant | Not Rated |
| Frog Pond #1 Jackson County | 22 | 1968 | Significant | Not Rated |
| Frog Lake Dam B Clackamas County | 70 | 1955 | Significant | Unsatisfactory |
| Fredericks Pond Marion County | 26 | 1974 | Significant | Not Rated |
| Ford Farms Reservoir Lane County | 25 | 1959 | Significant | Not Rated |
| Forcia and Larsen Log Pond Lane County | 19 | 1923 | Significant | Not Rated |
| Fishhawk Lake Clatsop County | 40 | 1969 | Significant | Not Rated |
| Fish Creek Forebay Douglas County | 14 | 1951 | Significant | Satisfactory |
| Fish Creek Diversion Dam Douglas County | 17 | 1990 | Significant | Not Rated |
| Fern Creek Polk County | 21 | 2019 | Significant | Not Rated |
| Farnam Creek Reservoir Lane County | 34 | 1970 | Significant | Not Rated |
| Faraday Diversion Clackamas County | 84 | 1965 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.