Onondaga Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| County | Onondaga |
| Nearest City | Onondaga Nation |
| River/Stream | ONONDAGA CREEK |
| Coordinates | 42.93111, -76.17528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 67 ft |
| Dam Height | 67 ft |
| Dam Length | 2,050 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 48,400 acre-ft |
| Max Storage | 48,400 acre-ft |
| Surface Area | 2,500 acres |
| Drainage Area | 68 sq mi |
| Max Discharge | 82,350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | NYS DEC DIVISION OF WATER |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/23/2023 |
| Emergency Action Plan | Yes |