Gwenmil Lake Dam

High HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMissouri
CountyJefferson
Nearest CityCEDAR HILL
River/StreamTR TO ISUM CREEK
Coordinates38.34066, -90.59909

Physical Characteristics

Dam TypeEarth
NID Height29 ft
Dam Height29 ft
Year Completed1957 (69 years old)

Storage & Hydraulics

NID Storage47 acre-ft
Max Storage47 acre-ft
Normal Storage23 acre-ft
Surface Area3 acres
Drainage Area16 sq mi

Ownership & Safety

PurposeRecreation
OwnerGWEN MILL LAKE SUBD INC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentNot Rated
Last Inspection11/07/1980
Emergency Action PlanNot Required

Identifiers

NID IDMO31210
Federal IDMO31210
More InfoState Dam Safety Program

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