Hansen Dam
Dam in Los Angeles County, California · Tujunga Wash · forms Hansen Reservoir
Height
97 ft
30 m (NID height)
Length
10,475 ft
3,193 m
Completed
1940
Hansen Reservoir today
991.00 ft
7 days –
Reservoir level measured Oct 19, 2026, 7:30 AM PDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Recreation
- Dam type
- Earth
- Owner
- USACE - Los Angeles District (Federal)
- Maximum storage
- 44,990 acre-ft
- Surface area
- 1 acres
- Hydraulic height
- 92 ft
- Drainage area
- 152 sq mi
- Spillway
- Uncontrolled, 284 ft wide
- Army Corps district
- Los Angeles District
- Also known as
- Hansen Reservoir
- NID ID
- CA10019
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 2, 2026. Search NID ID CA10019 at nid.sec.usace.army.mil. Project website.
Other dams at Hansen Reservoir
- Hansen Recreational Lake