Prior Lake

Prior Lake is a gravity dam located in Scott County, Minnesota. It carries a Low hazard potential classification.

About Prior Lake

Prior Lake is a dam in Scott, Minnesota. The dam is owned by Mndnr (state). It impounds the Minnesota River-tr near Prior Lake.

The dam stands 12 feet tall and stretches 8 feet across, creates a reservoir covering 1,056 acres, has a storage capacity of 1,760 acre-feet, and collects water from a drainage area of 35 square miles.

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 06/22/2023.

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Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateMinnesota
CountyScott
Nearest CityPrior Lake
River/StreamMinnesota River-tr
Coordinates44.72692, -93.41183

Physical Characteristics

Dam TypeGravity
NID Height12 ft
Dam Height5 ft
Dam Length8 ft

Storage & Hydraulics

NID Storage1,760 acre-ft
Normal Storage1,760 acre-ft
Surface Area1,056 acres
Drainage Area35 sq mi
Spillway TypeUncontrolled

Ownership & Safety

OwnerMNDNR
Owner TypeState
Hazard ClassificationLow
Last Inspection06/22/2023
Emergency Action PlanNot Required

Identifiers

NID IDMN01328
Federal IDMN01328
More InfoState Dam Safety Program

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