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.
Dam profile
NID height · 15 ft15 ft tall and 340 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
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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Location
| State | Pennsylvania |
| County | York |
| River/Stream | Tr Codorus Creek |
| Coordinates | 39.92806, -76.69389 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 340 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 24 acre-ft |
| Max Storage | 24 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Kinsley/graham, L.p. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/03/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01658 |
| Federal ID | PA01658 |
| More Info | State Dam Safety Program |