Maple Lake Dam

Significant HazardNot Available ConditionEmergency Action Plan: No

Location

StateIllinois
CountyCook
Nearest CityLEMONT
River/StreamTRIB DES PLAINES RIVER
Coordinates41.71546, -87.89388

Physical Characteristics

Dam TypeEarth
NID Height25 ft
Dam Height25 ft
Dam Length110 ft
Year Completed1918 (108 years old)

Storage & Hydraulics

NID Storage765 acre-ft
Max Storage765 acre-ft
Normal Storage412 acre-ft
Surface Area60 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerFOREST PRESERVE DISTRICT OF COOK COUNTY
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentNot Available
Last Inspection12/23/2025
Emergency Action PlanNo

Identifiers

NID IDIL00878
Federal IDIL00878
More InfoState Dam Safety Program

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