Fox Hollow Lake Dam
Fox Hollow Lake Dam is an earth dam located in Sussex County, New Jersey, built in 1925. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Fox Hollow Lake Dam
The primary purpose of Fox Hollow Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Fox Hollow Farms Lake Club, Inc. (private). It impounds the Paulinskill River-tr.
The dam stands 12 feet tall and stretches 300 feet across, creates a reservoir covering 76 acres, has a maximum storage capacity of 480 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1925, the structure is over a century 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 04/22/2025.
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Location
| State | New Jersey |
| County | Sussex |
| River/Stream | Paulinskill River-tr |
| Coordinates | 41.03913, -74.66925 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 300 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 480 acre-ft |
| Max Storage | 480 acre-ft |
| Normal Storage | 360 acre-ft |
| Surface Area | 76 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 60 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Fox Hollow Farms Lake Club, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/22/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00291 |
| Federal ID | NJ00291 |
| More Info | State Dam Safety Program |