New Hope Saw Mill Dam
New Hope Saw Mill Dam is a concrete dam located in Cayuga County, New York, built in 1850. It carries a Significant hazard potential classification and has a poor condition assessment.
About New Hope Saw Mill Dam
New Hope Saw Mill Dam is a dam in Cayuga, New York. The dam is owned by Cayuga County Highway Department;dale Weed (private). It impounds the Bear Swamp Creek near New Hope.
The dam stands 19 feet tall and stretches 190 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 500 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1850, the structure is one of the older dams in the region, with over a century and a half of service.
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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 09/21/2023.
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Location
| State | New York |
| County | Cayuga |
| Nearest City | New Hope |
| River/Stream | Bear Swamp Creek |
| Coordinates | 42.79778, -76.34611 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 190 ft |
| Year Completed | 1850 (176 years old) |
Storage & Hydraulics
| NID Storage | 500 acre-ft |
| Max Storage | 500 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 850 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | CAYUGA COUNTY HIGHWAY DEPARTMENT;DALE WEED |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 09/21/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY11556 |
| Federal ID | NY11556 |
| More Info | State Dam Safety Program |