Kingston

Kingston is an earth dam located in Green Lake County, Wisconsin, built in 1848. It carries a High hazard potential classification and has a fair condition assessment.

About Kingston

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

The dam stands 16 feet tall and stretches 770 feet across, creates a reservoir covering 234 acres, has a maximum storage capacity of 1,200 acre-feet, and collects water from a drainage area of 102 square miles. Completed in 1848, 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 08/27/2020.

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
CountyGreen Lake
Nearest CityKingston
River/StreamGrand
Coordinates43.69645, -89.12602

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length770 ft
Year Completed1848 (178 years old)

Storage & Hydraulics

NID Storage1,200 acre-ft
Max Storage1,200 acre-ft
Normal Storage728 acre-ft
Surface Area234 acres
Drainage Area102 sq mi
Max Discharge4,800 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerVillage Of Kingston
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection08/27/2020
Emergency Action PlanYes

Identifiers

NID IDWI00135
Federal IDWI00135
More InfoState Dam Safety Program

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