El Capitan

High HazardPoor ConditionEmergency Action Plan: Yes

Location

CountySan Diego
Nearest CityLakeside
River/StreamSan Diego River
Coordinates32.88560, -116.80930

Physical Characteristics

Dam TypeEarth
NID Height237 ft
Dam Height237 ft
Dam Length1,170 ft
Year Completed1934 (92 years old)

Storage & Hydraulics

NID Storage112,800 acre-ft
Max Storage112,800 acre-ft
Surface Area1,562 acres
Drainage Area188 sq mi
Max Discharge158,200 cfs

Ownership & Safety

PurposeWater Supply
OwnerCity of San Diego
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection05/07/2025
Emergency Action PlanYes

Identifiers

NID IDCA00111
Federal IDCA00111
More InfoState Dam Safety Program

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