Willow Pond Dam
Significant HazardPoor ConditionEmergency Action Plan: Yes
Location
| County | Suffolk |
| Nearest City | Smithtown |
| River/Stream | NISSEQUOGUE RIVER |
| Coordinates | 40.85000, -73.22806 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 300 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 32 acre-ft |
| Max Storage | 32 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 6 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | NYS OFFICE OF PARKS, RECREATION & HISTORIC PRESERVATION- LONG ISLAND REGION |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 12/13/2022 |
| Emergency Action Plan | Yes |