Autumn Lake Dam

High HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMissouri
CountyJefferson
Nearest CityIMPERIAL
River/StreamTRIBUTARY TO ROCK CREEK
Coordinates38.39620, -90.45650

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Height32 ft
Year Completed1962 (64 years old)

Storage & Hydraulics

NID Storage120 acre-ft
Max Storage120 acre-ft
Normal Storage81 acre-ft
Surface Area7 acres
Drainage Area346 sq mi

Ownership & Safety

PurposeRecreation
OwnerAUTUMN LAKE DEVL. CO.
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentNot Rated
Last Inspection09/08/1978
Emergency Action PlanNot Required

Identifiers

NID IDMO30446
Federal IDMO30446
More InfoState Dam Safety Program

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