Br-8 Retention Dam

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyBlaine
Nearest CityCHINOOK
River/StreamREDROCK COULEE/MILK RIVER
Coordinates48.69118, -109.42684

Physical Characteristics

Dam TypeGravity
NID Height12 ft
Dam Length417 ft
Year Completed1936 (90 years old)

Storage & Hydraulics

NID Storage54 acre-ft
Max Storage54 acre-ft
Normal Storage54 acre-ft
Surface Area27 acres

Ownership & Safety

PurposeFlood Risk Reduction
OwnerDOI BLM
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection10/24/2017
Emergency Action PlanNot Required

Identifiers

NID IDMT00777
Federal IDMT00777
More InfoState Dam Safety Program

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