Massena Diversion Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| County | St. Lawrence |
| Nearest City | Massena |
| River/Stream | ST LAWRENCE RIVER |
| Coordinates | 44.93861, -74.87583 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 550 ft |
| Year Completed | 1912 (114 years old) |
Storage & Hydraulics
| NID Storage | 1,125 acre-ft |
| Max Storage | 1,125 acre-ft |
| Normal Storage | 1,125 acre-ft |
| Surface Area | 96 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | NEW YORK POWER AUTHORITY |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/15/2011 |
| Emergency Action Plan | Not Required |