Waitt Lk Valley Sewage Treatment Lagoon is an earth dam located in Stevens County, Washington, built in 1998. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 2,170 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 Waitt Lk Valley Sewage Treatment Lagoon
Waitt Lk Valley Sewage Treatment Lagoon is a dam in Stevens, Washington. The dam is owned by Stevens County PUD #1 (local government). It impounds the Colville River - Offstream.
The dam stands 10 feet tall and stretches 2,170 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 109 acre-feet. Completed in 1998, the structure is 28 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Washington |
| County | Stevens |
| River/Stream | Colville River - Offstream |
| Coordinates | 48.17080, -117.75123 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 2,170 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 109 acre-ft |
| Max Storage | 109 acre-ft |
| Normal Storage | 78 acre-ft |
| Surface Area | 7 acres |
Ownership & Safety
| Purpose | Other |
| Owner | Stevens County PUD #1 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA01783 |
| Federal ID | WA01783 |
| More Info | State Dam Safety Program |