El Capitan
Dam in San Diego County, California · San Diego River · forms El Capitan Reservoir
Height
237 ft
72 m (NID height)
Length
1,170 ft
357 m
Completed
1934
El Capitan Reservoir today
638.17 ft
7 days ▼ 0.08 ft
Much below normal for the date
Reservoir level measured Oct 23, 2026, 11:45 AM PDT. Full level page →
Facts
- Purposes
- Water Supply
- Dam type
- Earth
- Owner
- City of San Diego (Local Government)
- Maximum storage
- 112,800 acre-ft
- Surface area
- 1,562 acres
- Hydraulic height
- 217 ft
- Drainage area
- 189 sq mi
- Army Corps district
- Los Angeles District
- NID ID
- CA00111
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID CA00111 at nid.sec.usace.army.mil. Project website.