Northbridge Subdivision Lake Dam

Northbridge Subdivision Lake Dam is an earth dam located in McLean County, Illinois, built in 1999. It carries a Low hazard potential classification.

About Northbridge Subdivision Lake Dam

The primary purpose of Northbridge Subdivision Lake Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Twin City Developers, Llc (private). It impounds the Trib Six Mile Creek near Hudson.

The dam stands 11 feet tall and stretches 950 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1999, the structure is 27 years old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/13/2022.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Low HazardNot Available ConditionEmergency Action Plan: No

Location

StateIllinois
CountyMcLean
Nearest CityHudson
River/StreamTrib Six Mile Creek
Coordinates40.55635, -88.94448

Physical Characteristics

Dam TypeEarth
NID Height11 ft
Dam Height11 ft
Dam Length950 ft
Year Completed1999 (27 years old)

Storage & Hydraulics

NID Storage120 acre-ft
Max Storage120 acre-ft
Normal Storage73 acre-ft
Surface Area15 acres
Drainage Area2 sq mi
Max Discharge720 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerTWIN CITY DEVELOPERS, LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection07/13/2022
Emergency Action PlanNo

Identifiers

NID IDIL50462
Federal IDIL50462
More InfoState Dam Safety Program

Nearby Dams