Massapequa Lake Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| County | Nassau |
| Nearest City | Massapequa |
| River/Stream | MASSAPEQUA CREEK |
| Coordinates | 40.66667, -73.46833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 350 ft |
| Year Completed | 1890 (136 years old) |
Storage & Hydraulics
| NID Storage | 141 acre-ft |
| Max Storage | 141 acre-ft |
| Normal Storage | 135 acre-ft |
| Surface Area | 38 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | NASSAU COUNTY DEPARTMENT OF PUBLIC WORKS |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/23/1997 |
| Emergency Action Plan | Not Required |