Declez Retention

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

CountyRiverside
Nearest CityRiverside
River/StreamTr San Sevaine Cr
Coordinates34.03180, -117.50200

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height30 ft
Dam Length1,500 ft
Year Completed1984 (42 years old)

Storage & Hydraulics

NID Storage331 acre-ft
Max Storage331 acre-ft
Surface Area21 acres

Ownership & Safety

PurposeFlood Risk Reduction
OwnerCounty of San Bernardino Department of Public Works
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection03/11/2025
Emergency Action PlanYes

Identifiers

NID IDCA01204
Federal IDCA01204
More InfoState Dam Safety Program

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