Bonanza

Significant Hazard ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyMeagher
Nearest CityMARTINSDALE
River/StreamBONANZA CREEK
Coordinates46.45850, -110.57650

Physical Characteristics

Dam TypeEarth
NID Height44 ft
Dam Height44 ft
Dam Length1,020 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage409 acre-ft
Max Storage409 acre-ft
Normal Storage350 acre-ft
Surface Area25 acres
Drainage Area7 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerDAVID A VOLDSETH
Owner TypePrivate
Hazard ClassificationSignificant
Emergency Action PlanNot Required

Identifiers

NID IDMT01154
Federal IDMT01154
More InfoState Dam Safety Program

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