Billingsley Dam, located in Palisades, Washington, along Rattlesnake Creek, was completed in 1949 for the primary purpose of flood risk reduction.
Wind
Humidity
This privately owned earth dam stands at a hydraulic height of 15 feet, with a structural height of 12 feet, and a NID height of 15 feet. The dam has a storage capacity of 190 acre-feet, with a surface area of 130 acres and a drainage area of 9 square miles.
Managed by the Washington Department of Ecology, Billingsley Dam has a low hazard potential and is in satisfactory condition as of the last assessment in April 2014. The dam has not undergone any modifications in recent years and is inspected regularly to ensure its safety. While the dam does not have spillways or outlet gates, it serves its purpose effectively in reducing flood risks and providing irrigation water to the surrounding area. Overall, Billingsley Dam is a vital infrastructure contributing to water resource management in the region.
Year Completed |
1949 |
River Or Stream |
Rattlesnake Creek |
Primary Dam Type |
Earth |
Surface Area |
130 |
Hydraulic Height |
15 |
Drainage Area |
9 |
Nid Storage |
190 |
Structural Height |
12 |
Hazard Potential |
Low |
Foundations |
Rock, Soil |
Nid Height |
15 |
Entiat River Near Entiat
|
1950cfs |
Chelan River At Chelan
|
724cfs |
Wenatchee River At Monitor
|
36300cfs |
Crab Creek Near Moses Lake
|
34cfs |
Mad River At Ardenvoir
|
368cfs |
Entiat River Near Ardenvoir
|
1850cfs |
| Location | Reservations | Toilets |
|---|---|---|
Douglas Creek Dispersed - Yakima River Canyon Dispersed
|
||
North Douglas Creek
|
||
Duffy / Douglas Creek
|