Etra Mill Dam
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | New Jersey |
| County | Mercer |
| Nearest City | Hightstown |
| River/Stream | Rocky Brook |
| Coordinates | 40.25320, -74.50308 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 300 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 380 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Township of East Windsor |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Last Inspection | 09/30/2004 |
| Emergency Action Plan | Not Required |