Pilot Knob Lake Dam

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyHancock
Nearest CityFERTILE
River/StreamTR-WINNEBAGO RIVER
Coordinates43.25300, -93.56480

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Height18 ft
Dam Length210 ft
Year Completed1972 (54 years old)

Storage & Hydraulics

NID Storage111 acre-ft
Max Storage111 acre-ft
Normal Storage56 acre-ft
Surface Area24 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerIowa Department of Natural Resources
Owner TypeState
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/04/2019
Emergency Action PlanNot Required

Identifiers

NID IDIA00439
Federal IDIA00439
More InfoState Dam Safety Program

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