Prospertown Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | New Jersey |
| County | Ocean |
| Nearest City | Upper Freehold Township |
| River/Stream | Lahaway Creek |
| Coordinates | 40.13317, -74.46060 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 550 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 490 acre-ft |
| Max Storage | 490 acre-ft |
| Normal Storage | 402 acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 834 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Division of Fish & Wildlife |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 10/23/2024 |
| Emergency Action Plan | Yes |