Cooper

Low HazardPoor ConditionEmergency Action Plan: Not Required

Location

StateWyoming
CountyNatrona
Nearest CityARVADA
River/StreamBRANCH OF SOUTH POWDER RIVER
Coordinates43.00333, -107.21333

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length1,450 ft
Year Completed1933 (93 years old)

Storage & Hydraulics

NID Storage232 acre-ft
Max Storage232 acre-ft
Normal Storage95 acre-ft
Surface Area21 acres
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerDONA MARIE VOLD-LARSEN
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentPoor
Last Inspection05/24/2023
Emergency Action PlanNot Required

Identifiers

NID IDWY01009
Federal IDWY01009
More InfoState Dam Safety Program

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