Long Lake East Dam, located in Spokane, Washington, is a Federal-owned structure managed by the US Fish and Wildlife Service Office of Engineering.
Wind
Humidity
Built in 1960, this Earth-type dam stands at 25 feet high and spans a length of 2100 feet, creating a Fish and Wildlife Pond for conservation purposes. With a maximum storage capacity of 9178 acre-feet and a normal storage level of 1238 acre-feet, the dam plays a crucial role in managing water resources for the surrounding area.
Despite being classified as having a low hazard potential and fair condition assessment, Long Lake East Dam is considered to have a very high risk level due to its location and structural characteristics. The dam features a Controlled spillway with a width of 10 feet and other Controlled outlet gates. While it has not undergone recent modifications, the dam is subject to a regular inspection schedule to ensure its safe operation and compliance with regulatory standards.
Overall, Long Lake East Dam serves as a vital infrastructure for the protection of fish and wildlife in the region, with the Fish and Wildlife Service overseeing its design, construction, and operation. As water resource and climate enthusiasts, it is essential to monitor the condition and risk level of dams like Long Lake East Dam to safeguard the environment and surrounding communities from potential hazards and ensure sustainable water management practices.
Year Completed |
1960 |
Dam Length |
2100 |
Dam Height |
25 |
River Or Stream |
unnamed tributary |
Primary Dam Type |
Earth |
Surface Area |
234 |
Hydraulic Height |
11 |
Drainage Area |
4.31 |
Nid Storage |
9178 |
Structural Height |
25 |
Outlet Gates |
Other Controlled |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
25 |