Kinsley Detention Basin

Kinsley Detention Basin is an earth dam located in York County, Pennsylvania, built in 1998. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Kinsley Detention Basin

The primary purpose of Kinsley Detention Basin is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Kinsley/graham, L.p. (private). It impounds the Tr Codorus Creek.

The dam stands 15 feet tall and stretches 340 feet across, has a maximum storage capacity of 24 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1998, the structure is 28 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 03/03/2021.

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Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StatePennsylvania
CountyYork
River/StreamTr Codorus Creek
Coordinates39.92806, -76.69389

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height15 ft
Dam Length340 ft
Year Completed1998 (28 years old)

Storage & Hydraulics

NID Storage24 acre-ft
Max Storage24 acre-ft
Drainage Area0 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerKINSLEY/GRAHAM, L.P.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection03/03/2021
Emergency Action PlanYes

Identifiers

NID IDPA01658
Federal IDPA01658
More InfoState Dam Safety Program

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