Anderson Dam, also known as Leroy Anderson Dam, is a private dam located in La Center, Washington.
Wind
Humidity
Built in 1987, it is primarily used for irrigation purposes along the Tr-Rock Creek. The dam is classified as a rockfill dam with a structural height of 15 feet and a length of 310 feet, providing a maximum storage capacity of 197 acre-feet.
Managed by the Washington Department of Ecology, Anderson Dam has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment. While the dam has not been inspected recently, it is regulated, permitted, and inspected by the state agency to ensure its safety and compliance with regulations. With a drainage area of 0.41 square miles, the dam plays a crucial role in water resource management in the region.
Although Anderson Dam may not be as well-known as some larger dams, its importance in supporting irrigation and maintaining water resources in the area should not be overlooked. With its strategic location in Clark County, Washington, the dam serves as a vital infrastructure for water supply and resource management, contributing to the overall sustainability of the region's water ecosystem. For water resource and climate enthusiasts, Anderson Dam represents a key piece of the puzzle in ensuring the efficient use and conservation of water in the Pacific Northwest.
Year Completed |
1987 |
Dam Length |
310 |
River Or Stream |
Tr-Rock Creek |
Primary Dam Type |
Rockfill |
Surface Area |
11 |
Hydraulic Height |
15 |
Drainage Area |
0.41 |
Nid Storage |
197 |
Structural Height |
15 |
Hazard Potential |
Low |
Foundations |
Rock, Soil |
Nid Height |
15 |
East Fork Lewis River Near Heisson
|
2980cfs |
Lewis River At Ariel
|
23800cfs |
Canyon Creek Near Amboy
|
1340cfs |
Speelyai Creek Near Cougar
|
14cfs |
Burnt Bridge Creek Near Mouth At Vancouver
|
37cfs |
Columbia Slough At Portland
|
5cfs |