Bowman Ave Dam
Bowman Ave Dam is a concrete dam located in Westchester County, New York, built in 1941. It carries a Significant hazard potential classification and has a poor condition assessment.
About Bowman Ave Dam
The primary purpose of Bowman Ave 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 City Of Rye (local government). It impounds the Blind Brook near Rye Town.
The dam stands 22 feet tall and stretches 122 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1941, the structure is well-established, with more than 75 years of service.
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 03/21/2024.
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Location
| State | New York |
| County | Westchester |
| Nearest City | Rye Town |
| River/Stream | Blind Brook |
| Coordinates | 41.00333, -73.68778 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 122 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 1,200 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CITY OF RYE |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 03/21/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01172 |
| Federal ID | NY01172 |
| More Info | State Dam Safety Program |