Green Peter Dam
Dam in Linn County, Oregon · Middle Santiam River · forms Green Peter Lake
Height
378 ft
115 m (NID height)
Length
1,517 ft
462 m
Completed
1967
Green Peter Lake today
855.88 ft
7 days ▼ 11.64 ft
vs full pool
▼ 154.12 ft
Normal storage
160,000 acre-ft
Much below normal for the date
Reservoir level measured Oct 23, 2026, 12:10 PM PDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Other; Irrigation; Navigation; Recreation; Hydroelectric
- Dam type
- Gravity
- Structural height
- 378 ft
- Owner
- USACE - Portland District (Federal)
- Maximum storage
- 430,000 acre-ft
- Surface area
- 3,720 acres
- Hydraulic height
- 319 ft
- Drainage area
- 277 sq mi
- Spillway
- Controlled, 100 ft wide
- Army Corps district
- Portland District
- Also known as
- Green Peter Lake
- NID ID
- OR00010
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 1, 2026. Search NID ID OR00010 at nid.sec.usace.army.mil. Project website.