Potrero

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountyLos Angeles
Nearest CityCornell
River/StreamTriunfo Canyon Cr
Coordinates34.13530, -118.82510

Physical Characteristics

Dam TypeGravity
NID Height40 ft
Dam Height40 ft
Dam Length730 ft
Year Completed1967 (59 years old)

Storage & Hydraulics

NID Storage1,600 acre-ft
Max Storage1,600 acre-ft
Surface Area95 acres
Drainage Area28 sq mi

Ownership & Safety

PurposeOther
OwnerWestlake Lake Management Association
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection03/18/2025
Emergency Action PlanYes

Identifiers

NID IDCA00743
Federal IDCA00743
More InfoState Dam Safety Program

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