US Army Corps of Engineers

Owyhee Dam and Reservoir

Provisional Data Warning
Hydrologic Data: [Query]
Water Year Summaries: [Inflow] [Outflow]

Project Description

  • Basin: Middle Snake
  • Stream: Owyhee River (RM 28.5)
  • Location: Nyssa, Oregon
  • Owner: U.S. Bureau of Reclamation: Owyhee Dam
  • Operator: Owyhee Project North Board of Control
  • Type of Project: Storage
  • Authorized Purpose: Irrigation
  • Other Uses: Flood Control

Hydrologic Data

  • Reservoir Elevation
    Top of active conservation = 2,670.0 ft
    Top of inactive = 2,590.0 ft
  • Usable Storage = 715,000 AF

U.S. Army Corps of Engineers, Columbia Basin Water Management Division
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