Box Canyon

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateCalifornia
CountySiskiyou
Nearest CityDunsmuir
River/StreamSacramento River
Coordinates41.28220, -122.32850

Physical Characteristics

Dam TypeConcrete
NID Height220 ft
Dam Height220 ft
Dam Length1,100 ft
Year Completed1970 (56 years old)

Storage & Hydraulics

NID Storage26,000 acre-ft
Max Storage26,000 acre-ft
Normal Storage26,000 acre-ft
Surface Area430 acres
Drainage Area126 sq mi
Max Discharge56,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerCounty of Siskiyou
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/15/2023
Emergency Action PlanYes

Identifiers

NID IDCA00889
Federal IDCA00889
More InfoState Dam Safety Program

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