Wynoochee Dam and Reservoir

Project Description

• Stream: Wynoochee River
• Location: Aberdeen, Washington
• Type of Project: Storage
• Authorized Purpose: Flood Control, Industrial and Domestic Water Supply, Irrigation, Recreation, Fish and Wildlife
• Other Uses: None

Hydrologic Data

• Drainage area = 41.0 sq mi
• Maximum discharge above Black Creek (unregulated) = 25,500 cfs (1968)
• Reservoir Elevation
       Maximum pool = 800.0 ft
       Normal full pool = 800.0 ft
       Flood control pool = 762.6 ft
• Usable storage (700.0 to 800.0) = 69,405 AF
• Flood control storage (762.6 to 800.0) = 35,000 AF