Cooney

High HazardPoor ConditionEmergency Action Plan: Yes

Location

StateMontana
CountyCarbon
Nearest CityJOLIET
River/StreamRED LODGE CREEK
Coordinates45.44990, -109.20140

Physical Characteristics

Dam TypeEarth
NID Height102 ft
Dam Height102 ft
Dam Length2,369 ft
Year Completed1937 (89 years old)

Storage & Hydraulics

NID Storage28,230 acre-ft
Max Storage28,230 acre-ft
Normal Storage28,140 acre-ft
Surface Area1,078 acres
Drainage Area206 sq mi
Max Discharge880 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerSTATE WATER PROJECTS
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection11/20/2024
Emergency Action PlanYes

Identifiers

NID IDMT00001
Federal IDMT00001
More InfoState Dam Safety Program

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