Barbour Mill Dam
Barbour Mill Dam is an earth dam located in Passaic County, New Jersey, built in 1890. It carries a Significant hazard potential classification and has a poor condition assessment.
About Barbour Mill Dam
The primary purpose of Barbour Mill Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Township Of Wayne (local government). It impounds the Preakness Brook near Wayne.
The dam stands 13 feet tall and stretches 460 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 240 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1890, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 03/20/2024.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New Jersey |
| County | Passaic |
| Nearest City | Wayne |
| River/Stream | Preakness Brook |
| Coordinates | 40.95995, -74.22702 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 460 ft |
| Year Completed | 1890 (136 years old) |
Storage & Hydraulics
| NID Storage | 240 acre-ft |
| Max Storage | 240 acre-ft |
| Normal Storage | 110 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 270 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Township of Wayne |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 03/20/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00237 |
| Federal ID | NJ00237 |
| More Info | State Dam Safety Program |