Ontario Parks Dam
Ontario Parks Dam is an earth dam located in Ontario County, New York, built in 1966. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Ontario Parks Dam
The primary purpose of Ontario Parks Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ontario County (local government). It impounds the Tr-canandaigua Lake.
The dam stands 20 feet tall, creates a reservoir covering 2 acres, has a maximum storage capacity of 19 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 05/02/2024.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New York dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Ontario |
| River/Stream | Tr-canandaigua Lake |
| Coordinates | 42.70797, -77.40797 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 19 acre-ft |
| Max Storage | 19 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 43 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Ontario County |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/02/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY11079 |
| Federal ID | NY11079 |
| More Info | State Dam Safety Program |