Patterson Brixius Grey Watershed 2 Dam
Patterson Brixius Grey Watershed 2 Dam is an earth dam located in Broome County, New York, built in 1973. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Patterson Brixius Grey Watershed 2 Dam
The primary purpose of Patterson Brixius Grey Watershed 2 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 Broome County - Broome County Department Of Parks And Recreation (local government). It impounds the Brixius Creek near Endwell.
The dam stands 30 feet tall and stretches 730 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 357 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1973, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 07/17/2024.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New York dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Broome |
| Nearest City | Endwell |
| River/Stream | Brixius Creek |
| Coordinates | 42.12333, -76.04028 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 730 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 357 acre-ft |
| Max Storage | 357 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 9,682 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BROOME COUNTY - BROOME COUNTY DEPARTMENT OF PARKS AND RECREATION |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/17/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00725 |
| Federal ID | NY00725 |
| More Info | State Dam Safety Program |