Ritzville Wastewater Lagoons
Ritzville Wastewater Lagoons is an earth dam located in Adams County, Washington, built in 2000. It carries a Significant hazard potential classification and has a fair condition assessment.
About Ritzville Wastewater Lagoons
Ritzville Wastewater Lagoons is a dam in Adams, Washington. The dam is owned by Ritzville City (local government). It impounds the Paha Creek near Lind.
The dam stands 9 feet tall and stretches 5,000 feet across, creates a reservoir covering 14 acres, and has a maximum storage capacity of 395 acre-feet. Completed in 2000, the structure is 26 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 09/23/2021.
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Location
| State | Washington |
| County | Adams |
| Nearest City | Lind |
| River/Stream | Paha Creek |
| Coordinates | 47.12132, -118.40555 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Length | 5,000 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 395 acre-ft |
| Max Storage | 395 acre-ft |
| Normal Storage | 302 acre-ft |
| Surface Area | 14 acres |
| Max Discharge | 3 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Ritzville City |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/23/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WA01812 |
| Federal ID | WA01812 |
| More Info | State Dam Safety Program |