Brownlee

Brownlee is an earth dam located in Buffalo County, Wisconsin, built in 1859. It carries a High hazard potential classification and has a fair condition assessment.

About Brownlee

The primary purpose of Brownlee is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Mondovi (local government). It impounds the Brownlee & Peeso Creek near Mondovi.

The dam stands 34 feet tall and stretches 400 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 255 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1859, the structure is one of the older dams in the region, with over a century and a half of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/30/2020.

At 34 feet, this dam is taller than 80% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Wisconsin dam safety program can provide more specific information about emergency planning for this structure.

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

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateWisconsin
CountyBuffalo
Nearest CityMondovi
River/StreamBrownlee & Peeso Creek
Coordinates44.57000, -91.66974

Physical Characteristics

Dam TypeEarth
NID Height34 ft
Dam Height34 ft
Dam Length400 ft
Year Completed1859 (167 years old)

Storage & Hydraulics

NID Storage255 acre-ft
Max Storage255 acre-ft
Normal Storage73 acre-ft
Surface Area30 acres
Drainage Area20 sq mi
Max Discharge4,245 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCity of Mondovi
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection04/30/2020
Emergency Action PlanYes

Identifiers

NID IDWI00002
Federal IDWI00002
More InfoState Dam Safety Program

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