Morony

Montana — Cascade County — Missouri River

Location

StateMontana
CountyCascade
RiverMissouri River
Coordinates47.58140, -111.05990

Physical Characteristics

NID Height107 ft
Dam Height70 ft
Dam Length842 ft
NID Storage13,889 acre-ft
Max Storage13,889 acre-ft
Surface Area304 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentSatisfactory
EAP StatusYes
Last InspectionSeptember 10, 2024
Inspection Frequency1

Dam Information

Year Completed1929
Primary PurposeHydroelectric
Dam TypeGravity
Owner TypePrivate
OwnerNorthWestern Energy

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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