Alamo Dam
Dam in Mohave County, Arizona · Bill Williams River · forms Alamo Lake
Height
283 ft
86 m (NID height)
Length
975 ft
297 m
Completed
1968
Alamo Lake today
1,100.50 ft
7 days ▼ 0.12 ft
vs full pool
▼ 59.90 ft
Reservoir level measured Oct 23, 2026, 10:00 AM MST. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Fish and Wildlife Pond; Recreation
- Dam type
- Earth
- Owner
- USACE - Los Angeles District (Federal)
- Maximum storage
- 1,409,000 acre-ft
- Surface area
- 41,500 acres
- Hydraulic height
- 278 ft
- Drainage area
- 4,770 sq mi
- Spillway
- Uncontrolled, 110 ft wide
- Army Corps district
- Los Angeles District
- Also known as
- Alamo Lake
- NID ID
- AZ82203
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 2, 2026. Search NID ID AZ82203 at nid.sec.usace.army.mil. Project website.