Re-regulating

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyStillwater
Nearest CityFishtail, MT
River/StreamWest Rosebud Creek
Coordinates45.25208, -109.70758

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height15 ft
Dam Length410 ft
Year Completed1979 (47 years old)

Storage & Hydraulics

NID Storage475 acre-ft
Max Storage475 acre-ft
Normal Storage470 acre-ft
Surface Area49 acres
Drainage Area52 sq mi
Max Discharge4,800 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerNorthWestern Energy
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection08/29/2019
Emergency Action PlanNot Required

Identifiers

NID IDMT83001
Federal IDMT83001
More InfoState Dam Safety Program

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