Upper Chiquita

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountyOrange
Nearest CityRancho Santa Margarita
River/StreamTrib to San Juan Creek
Coordinates33.58830, -117.61560

Physical Characteristics

Dam TypeEarth
NID Height177 ft
Dam Height177 ft
Dam Length965 ft
Year Completed2012 (14 years old)

Storage & Hydraulics

NID Storage753 acre-ft
Max Storage753 acre-ft
Surface Area15 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeWater Supply
OwnerSanta Margarita Water District
Owner TypePublic Utility
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection04/03/2025
Emergency Action PlanYes

Identifiers

NID IDCA01553
Federal IDCA01553
More InfoState Dam Safety Program

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