Oroville Dam
Dam in Butte County, California · Feather River · forms Lake Oroville
Height
770 ft
235 m (NID height)
Length
6,920 ft
2,109 m
Completed
1968
Lake Oroville today
738.44 ft
7 days ▼ 3.75 ft
vs full pool
▼ 136.41 ft
Normal storage
3,540,000 acre-ft
Reservoir level measured Oct 23, 2026, 12:00 AM PDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Irrigation; Recreation; Hydroelectric; Water Supply
- Dam type
- Earth
- Structural height
- 770 ft
- Owner
- California Department of Water Resources (State)
- Maximum storage
- 3,540,000 acre-ft
- Surface area
- 15,800 acres
- Hydraulic height
- 748 ft
- Drainage area
- 3,611 sq mi
- Spillway
- Controlled, 140 ft wide
- Army Corps district
- San Francisco District
- NID ID
- CA00035
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID CA00035 at nid.sec.usace.army.mil. Project website.