Williams Dam
Williams Dam is an earth dam located in Spokane County, Washington, built in 1982. It carries a Low hazard potential classification.
About Williams Dam
The primary purpose of Williams Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Charleswilliams (private). It impounds the Saltese Creek.
The dam stands 14 feet tall and stretches 1,400 feet across, creates a reservoir covering 30 acres, and has a maximum storage capacity of 50 acre-feet. Completed in 1982, the structure is 44 years 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. The most recent inspection on record was 05/24/2000. That was over 25 years ago.
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Location
| State | Washington |
| County | Spokane |
| River/Stream | Saltese Creek |
| Coordinates | 47.60990, -117.12603 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Length | 1,400 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 30 acres |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CharlesWilliams |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 05/24/2000 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA01520 |
| Federal ID | WA01520 |
| More Info | State Dam Safety Program |