Rolling Greens (bethlehem Twp Det)
Rolling Greens (bethlehem Twp Det) is an earth dam located in Northampton County, Pennsylvania, built in 1986. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Rolling Greens (bethlehem Twp Det)
The primary purpose of Rolling Greens (bethlehem Twp Det) 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 Bethlehem Township (local government). It impounds the Tr Nancy Run.
The dam stands 12 feet tall and stretches 375 feet across, has a maximum storage capacity of 7 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1986, the structure is 40 years old.
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 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 01/28/2021.
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 Pennsylvania 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.
Location
| State | Pennsylvania |
| County | Northampton |
| River/Stream | Tr Nancy Run |
| Coordinates | 40.66111, -75.32806 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 375 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 7 acre-ft |
| Max Storage | 7 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BETHLEHEM TOWNSHIP |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/28/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01460 |
| Federal ID | PA01460 |
| More Info | State Dam Safety Program |