Trinity Dam

High HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateCalifornia
CountyTrinity
River/StreamTRINITY RIVER
Coordinates40.80110, -122.76220

Physical Characteristics

Dam TypeEarth
NID Height538 ft
Dam Height458 ft
Dam Length2,450 ft
Year Completed1962 (64 years old)

Storage & Hydraulics

NID Storage2,760,870 acre-ft
Max Storage2,760,870 acre-ft
Normal Storage2,447,650 acre-ft
Surface Area17,722 acres
Drainage Area692 sq mi
Max Discharge22,400 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerBUREAU OF RECLAMATION
Owner TypeFederal
Hazard ClassificationHigh
Condition AssessmentNot Available
Last Inspection04/20/2022
Emergency Action PlanYes

Identifiers

NID IDCA10196
Federal IDCA10196
More InfoState Dam Safety Program

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