Hanson Reservoir Dam

Significant Hazard ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyMeagher
Nearest CityGREAT FALLS
River/StreamWOODS GULCH CREEK
Coordinates46.53820, -111.03210

Physical Characteristics

Dam TypeEarth
NID Height13 ft
Dam Height13 ft
Dam Length477 ft
Year Completed1932 (94 years old)

Storage & Hydraulics

NID Storage240 acre-ft
Max Storage240 acre-ft
Normal Storage84 acre-ft
Surface Area28 acres
Drainage Area29 sq mi
Max Discharge470 cfs

Ownership & Safety

PurposeIrrigation
OwnerELMER HANSON
Owner TypePrivate
Hazard ClassificationSignificant
Last Inspection03/01/1981
Emergency Action PlanNot Required

Identifiers

NID IDMT03207
Federal IDMT03207
More InfoState Dam Safety Program

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