Black Lake Dam
Black Lake Dam is a gravity dam located in Adams County, Washington, built in 1938. It carries a Low hazard potential classification.
About Black Lake Dam
The primary purpose of Black Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jeffreyhoff (private). It impounds the Crab Creek.
The dam stands 7 feet tall and stretches 70 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 250 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.
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 | Adams |
| River/Stream | Crab Creek |
| Coordinates | 46.90711, -119.29141 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 7 ft |
| Dam Length | 70 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 225 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | JeffreyHoff |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00312 |
| Federal ID | WA00312 |
| More Info | State Dam Safety Program |