Exeter Sewage Holding Pond Dam
Exeter Sewage Holding Pond Dam is an earth dam located in Rockingham County, New Hampshire, built in 1989. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Exeter Sewage Holding Pond Dam
Exeter Sewage Holding Pond Dam is a dam in Rockingham, New Hampshire. The dam is owned by Town Of Exeter Public Works (local government). It impounds the Na near Exeter.
The dam stands 10 feet tall and stretches 1,440 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 21 acre-feet. Completed in 1989, the structure is 37 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. The most recent inspection on record was 09/30/2020.
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Location
| State | New Hampshire |
| County | Rockingham |
| Nearest City | Exeter |
| River/Stream | Na |
| Coordinates | 42.98554, -70.94975 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 1,440 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 21 acre-ft |
| Max Storage | 21 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 7 acres |
Ownership & Safety
| Purpose | Other |
| Owner | TOWN OF EXETER PUBLIC WORKS |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/30/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00535 |
| Federal ID | NH00535 |
| More Info | State Dam Safety Program |