Washington Dams
817 dams tracked by the National Inventory of Dams
Total Dams
817
High Hazard
404
49.4%
Poor / Unsatisfactory
65
Average Age
55 yrs
Hazard Classification
High404 (49.4%)
Significant98 (12.0%)
Low312 (38.2%)
Condition Assessment
Satisfactory241 (29.5%)
Fair191 (23.4%)
Poor / Unsatisfactory65 (8.0%)
Not Rated320 (39.2%)
Federal
69
State
42
Local
193
Private
392
Tallest Dams
- Grand Coulee Dam550 ft
- Ross540 ft
- Mud Mountain Dam425 ft
- Swift No. 1412 ft
- Diablo389 ft
High Hazard Dams
- Grand Coulee DamHigh
- RossHigh
- Mud Mountain DamHigh
- Swift No. 1High
- DiabloHigh
Poor Condition Dams
- Lower BakerPoor
- WellsPoor
- Van Stone Tailings DamPoor
- Indian Creek DamPoor
- Butterworth DamPoor
All Dams in Washington
Showing 26–50 of 62
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Newman Lake Flood Control Dam Spokane County | 13 | 1976 | High | Poor |
| Newcastle Railroad Embankment Dam King County | 55 | 1900 | High | Poor |
| Moxee Valley Orchards Dam Yakima County | 39 | 1985 | High | Poor |
| Mountain Meadows Lake Dam Pend Oreille County | 10 | 1959 | High | Poor |
| Middle Pine Lake Dam Spokane County | 11 | 1938 | Low | Poor |
| Meadow Lake Dam Chelan County | 17 | 1920 | High | Poor |
| Lower Baker Skagit County | 285 | 1927 | High | Poor |
| Lords Lake East Dam Jefferson County | 42 | 1956 | High | Poor |
| Kyte Dam Thurston County | 20 | 1966 | High | Poor |
| Koura Dam Kitsap County | 28 | 1949 | High | Poor |
| Klonaqua Lake Dam Chelan County | 35 | 1933 | High | Poor |
| Kayak Lake Dam Snohomish County | 24 | 1965 | High | Poor |
| Indian Creek Dam Pacific County | 73 | 1989 | High | Poor |
| Haight Reservoir Dam Clark County | 12 | 1951 | High | Poor |
| Firnstahl Dam Snohomish County | 19 | 1965 | Low | Poor |
| Fairview Reservoir No 1 Grays Harbor County | 35 | 1915 | High | Poor |
| Evans Konnowac Dam Yakima County | 33 | 1990 | High | Poor |
| Evans Far West Pond Dam Yakima County | 18 | 1997 | High | Poor |
| Erickson Dam Clark County | 18 | 1968 | Significant | Poor |
| Elwick Dam Clallam County | 25 | 1962 | High | Poor |
| Eightmile Lake Outlet Dam Chelan County | 22 | 1933 | High | Poor |
| Eaglemont Storm Pond Snohomish County | 14 | 2014 | High | Poor |
| Devils Hole Dam Kitsap County | 22 | 1959 | Low | Poor |
| Den Hoed Dam No 1 Yakima County | 12 | 1999 | High | Poor |
| Coyote Lake Dam Adams County | 16 | 1976 | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.