Deadwood Dam
Dam in Valley County, Idaho · Deadwood River South Fork Payette River · forms Deadwood Reservoir
Height
165 ft
50 m (NID height)
Length
749 ft
228 m
Completed
1931
Deadwood Reservoir today
5,303.74 ft
7 days ▲ 0.28 ft
Reservoir level measured Oct 21, 2026, 12:00 AM MDT. Full level page →
Facts
- Purposes
- Hydroelectric; Irrigation; Recreation
- Dam type
- Concrete
- Structural height
- 165 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 153,992 acre-ft
- Surface area
- 3,800 acres
- Hydraulic height
- 137 ft
- Drainage area
- 109 sq mi
- Spillway
- Uncontrolled, 100 ft wide
- Army Corps district
- Walla Walla District
- Also known as
- Deadwood Reservoir
- NID ID
- ID00284
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID ID00284 at nid.sec.usace.army.mil. Project website.