Forest Lake Dam

High HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateIllinois
CountyLake
Nearest CityHAWTHORNE WOODS
River/StreamTRIB INDIAN CREEK
Coordinates42.21483, -88.05051

Physical Characteristics

Dam TypeEarth
NID Height11 ft
Dam Height11 ft
Dam Length125 ft
Year Completed1935 (91 years old)

Storage & Hydraulics

NID Storage561 acre-ft
Max Storage561 acre-ft
Normal Storage457 acre-ft
Surface Area38 acres
Drainage Area0 sq mi
Max Discharge1,684 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerELA TOWNSHIP HIGHWAY DEPARTMENT
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentNot Available
Last Inspection02/18/2026
Emergency Action PlanYes

Identifiers

NID IDIL00638
Federal IDIL00638
More InfoState Dam Safety Program

Nearby Dams

Hawthorn Woods Country Club Wwtp Dam 1.7 mi Low Sylvan Lake Dam 1.9 mi Significant Countryside Lake Dam 2.4 mi High Lake Amy Dam 3.1 mi Low Gray Hawk Center Dam 3.1 mi Significant Lancaster Court Dam 3.3 mi High Tullamore Dam 4.3 mi High Timber Lake Dam 4.4 mi Low Hawthorn Parkway Dam 4.9 mi High Buffalo Creek Dam 5.1 mi High