Thundergust Pond Dam is an earth dam located in Salem County, New Jersey. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 13 ft13 ft tall and 470 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 Thundergust Pond Dam
The primary purpose of Thundergust Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Division of Parks and Forestry (state). It impounds the Thundergust Creek.
The dam stands 13 feet tall and stretches 470 feet across, creates a reservoir covering 12 acres, has a storage capacity of 41 acre-feet, and collects water from a drainage area of 4 square miles.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 10/24/2024.
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Location
| State | New Jersey |
| County | Salem |
| River/Stream | Thundergust Creek |
| Coordinates | 39.50430, -75.13123 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 470 ft |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 140 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Division of Parks and Forestry |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/24/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00441 |
| Federal ID | NJ00441 |
| More Info | State Dam Safety Program |