Conewango Creek Site 6 Dam
Conewango Creek Site 6 Dam is an earth dam located in Chautauqua County, New York, built in 1971. It carries a Significant hazard potential classification.
About Conewango Creek Site 6 Dam
The primary purpose of Conewango Creek Site 6 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Chautauqua County;conewango Watershed Commission (local government). It impounds the Cherry Creek near Cherry Creek.
The dam stands 41 feet tall and stretches 1,000 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 682 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1971, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 10/17/2022.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | New York |
| County | Chautauqua |
| Nearest City | Cherry Creek |
| River/Stream | Cherry Creek |
| Coordinates | 42.30556, -79.12194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 682 acre-ft |
| Max Storage | 682 acre-ft |
| Normal Storage | 137 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 2,178 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CHAUTAUQUA COUNTY;CONEWANGO WATERSHED COMMISSION |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 10/17/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00610 |
| Federal ID | NY00610 |
| More Info | State Dam Safety Program |