Main Street Triangle Dam

Significant HazardNot Available ConditionEmergency Action Plan: No

Location

StateIllinois
CountyCook
Nearest CityORLAND PARK
River/StreamMILL CREEK - OFFSTREAM
Coordinates41.63431, -87.85431

Physical Characteristics

Dam TypeConcrete
NID Height9 ft
Dam Height9 ft
Dam Length395 ft

Storage & Hydraulics

Surface Area1 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerVILLAGE OF ORLAND PARK
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentNot Available
Last Inspection10/29/2025
Emergency Action PlanNo

Identifiers

NID IDIL55123
Federal IDIL55123
More InfoState Dam Safety Program

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