Jacobs Creek
Jacobs Creek is an earth dam located in Dauphin County, Pennsylvania, built in 1999. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Jacobs Creek
The primary purpose of Jacobs Creek 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 Jacobs Creek Homeowners Association (private). It impounds the Tr Spring Creek.
The dam stands 10 feet tall and stretches 200 feet across, has a maximum storage capacity of 15 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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 03/23/2021.
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Location
| State | Pennsylvania |
| County | Dauphin |
| River/Stream | Tr Spring Creek |
| Coordinates | 40.25111, -76.63861 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 200 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 15 acre-ft |
| Max Storage | 15 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | JACOBS CREEK HOMEOWNERS ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/23/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01672 |
| Federal ID | PA01672 |
| More Info | State Dam Safety Program |