Black River Dam

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateMichigan
CountyGogebic
Nearest CityRamsay
River/StreamBlack River
Coordinates46.34000, -90.05500

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height15 ft
Dam Length150 ft
Year Completed1947 (79 years old)

Storage & Hydraulics

NID Storage660 acre-ft
Max Storage660 acre-ft
Normal Storage480 acre-ft
Surface Area110 acres
Drainage Area8 sq mi
Max Discharge570 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerMDNR Fisheries
Owner TypeState
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection10/11/2017
Emergency Action PlanNot Required

Identifiers

NID IDMI00071
Federal IDMI00071
More InfoState Dam Safety Program

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