Sleepy Hollow Dam

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMichigan
CountyClinton
Nearest CityShepardsville
River/StreamLittle Maple River
Coordinates42.94667, -84.41833

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height30 ft
Dam Length1,072 ft
Year Completed1974 (52 years old)

Storage & Hydraulics

NID Storage7,919 acre-ft
Max Storage7,919 acre-ft
Normal Storage3,923 acre-ft
Surface Area413 acres
Drainage Area10 sq mi
Max Discharge6,289 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerMDNR Parks & Recreation
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection10/28/2020
Emergency Action PlanYes

Identifiers

NID IDMI00717
Federal IDMI00717
More InfoState Dam Safety Program

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