Big Cliff Dam
Dam in Marion County, Oregon · North Santiam River · forms Big Cliff Lake
Height
172 ft
52 m (NID height)
Length
280 ft
85 m
Completed
1954
Big Cliff Lake today
1,198.55 ft
7 days ▲ 0.75 ft
Normal storage
2,630 acre-ft
Normal for the date
Reservoir level measured Oct 23, 2026, 12:00 PM PDT. Full level page →
Facts
- Purposes
- Hydroelectric
- Dam type
- Gravity
- Structural height
- 172 ft
- Owner
- USACE - Portland District (Federal)
- Maximum storage
- 5,930 acre-ft
- Surface area
- 141 acres
- Hydraulic height
- 101 ft
- Drainage area
- 452 sq mi
- Spillway
- Controlled, 156 ft wide
- Army Corps district
- Portland District
- Also known as
- Big Cliff Lake
- NID ID
- OR00003
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 5, 2026. Search NID ID OR00003 at nid.sec.usace.army.mil. Project website.