Belleville

Belleville is a gravity dam located in Dane County, Wisconsin, built in 1860. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Belleville

The primary purpose of Belleville is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village Of Belleville (local government). It impounds the Sugar near Belleville.

The dam stands 15 feet tall and stretches 230 feet across, creates a reservoir covering 112 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 172 square miles. Completed in 1860, the structure is one of the older dams in the region, with over a century and a half of service.

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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 09/22/2021.

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Low HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWisconsin
CountyDane
Nearest CityBelleville
River/StreamSugar
Coordinates42.86046, -89.53575

Physical Characteristics

Dam TypeGravity
NID Height15 ft
Dam Height15 ft
Dam Length230 ft
Year Completed1860 (166 years old)

Storage & Hydraulics

NID Storage260 acre-ft
Max Storage80 acre-ft
Normal Storage260 acre-ft
Surface Area112 acres
Drainage Area172 sq mi
Max Discharge2,130 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerVillage of Belleville
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection09/22/2021
Emergency Action PlanYes

Identifiers

NID IDWI00116
Federal IDWI00116
More InfoState Dam Safety Program

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