Sasse Reservoir Dam is an earth dam located in Okanogan County, Washington, built in 1910. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 140 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Sasse Reservoir Dam
The primary purpose of Sasse Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Wa Dfw (state). It impounds the Tr-okanogan River.
The dam stands 10 feet tall and stretches 140 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1910, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Washington |
| County | Okanogan |
| River/Stream | Tr-okanogan River |
| Coordinates | 48.61778, -119.66545 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 140 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 150 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Wa Dfw |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00324 |
| Federal ID | WA00324 |
| More Info | State Dam Safety Program |