Edgewood Lake Lower Dam
Edgewood Lake Lower Dam is an earth dam located in Sullivan County, New York, built in 1945. It carries a Significant hazard potential classification and has a poor condition assessment.
About Edgewood Lake Lower Dam
The primary purpose of Edgewood Lake Lower Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dt Mance & Associates (private). It impounds the Tr-beaver Kill near Beaverkill.
The dam stands 15 feet tall and stretches 60 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 156 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1945, the structure is well-established, with more than 75 years 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 09/17/2024.
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Location
| State | New York |
| County | Sullivan |
| Nearest City | Beaverkill |
| River/Stream | Tr-beaver Kill |
| Coordinates | 41.95917, -74.83167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 60 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 156 acre-ft |
| Max Storage | 156 acre-ft |
| Normal Storage | 104 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 30 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | DT Mance & Associates |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 09/17/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01252 |
| Federal ID | NY01252 |
| More Info | State Dam Safety Program |