May Coulee

May Coulee is an earth dam located in Jackson County, Wisconsin, built in 1976. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About May Coulee

The primary purpose of May Coulee is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by North Country Clear Waters, Llc (private). It impounds the Sands Creek.

The dam stands 22 feet tall and stretches 375 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 51 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1976, the structure is 50 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. 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 10/01/2020.

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Low HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWisconsin
CountyJackson
Nearest CityNone
River/StreamSands Creek
Coordinates44.43432, -91.08728

Physical Characteristics

Dam TypeEarth
NID Height22 ft
Dam Height22 ft
Dam Length375 ft
Year Completed1976 (50 years old)

Storage & Hydraulics

NID Storage51 acre-ft
Max Storage51 acre-ft
Normal Storage36 acre-ft
Surface Area7 acres
Drainage Area2 sq mi
Max Discharge30 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerNorth Country Clear Waters, LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection10/01/2020
Emergency Action PlanYes

Identifiers

NID IDWI00888
Federal IDWI00888
More InfoState Dam Safety Program

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