Peconic River Sportsman Club Dam
Peconic River Sportsman Club Dam is an earth dam located in Suffolk County, New York, built in 1925. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Peconic River Sportsman Club Dam
Peconic River Sportsman Club Dam is a dam in Suffolk, New York. The dam is owned by Peconic River Sportsmans Club (private). It impounds the Peconic River near Calverton.
The dam stands 11 feet tall and stretches 610 feet across, creates a reservoir covering 63 acres, has a maximum storage capacity of 420 acre-feet, and collects water from a drainage area of 26 square miles. Completed in 1925, 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 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 12/13/2022.
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Location
| State | New York |
| County | Suffolk |
| Nearest City | Calverton |
| River/Stream | Peconic River |
| Coordinates | 40.90028, -72.77528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 610 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 420 acre-ft |
| Max Storage | 420 acre-ft |
| Normal Storage | 230 acre-ft |
| Surface Area | 63 acres |
| Drainage Area | 26 sq mi |
| Max Discharge | 600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | PECONIC RIVER SPORTSMANS CLUB |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/13/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01340 |
| Federal ID | NY01340 |
| More Info | State Dam Safety Program |