Slavic Lake Dam
Slavic Lake Dam is an earth dam located in Pierce County, Washington, built in 1990. It carries a Significant hazard potential classification and has a poor condition assessment.
About Slavic Lake Dam
The primary purpose of Slavic Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Slavic Christian Center (private). It impounds the Offstream.
The dam stands 13 feet tall and stretches 180 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1990, the structure is 36 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/24/2014. That was over 11 years ago.
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Location
| State | Washington |
| County | Pierce |
| River/Stream | Offstream |
| Coordinates | 47.34936, -122.76593 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Length | 180 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 30 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Slavic Christian Center |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 09/24/2014 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WA01744 |
| Federal ID | WA01744 |
| More Info | State Dam Safety Program |