Edgewood Lake Upper Dam
Edgewood Lake Upper Dam is an earth dam located in Sullivan County, New York, built in 1955. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Edgewood Lake Upper Dam
The primary purpose of Edgewood Lake Upper 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 Beaver Kill, (t) Rockland.
The dam stands 19 feet tall and stretches 310 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 175 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1955, 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. 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 09/17/2024.
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Location
| State | New York |
| County | Sullivan |
| Nearest City | Beaver Kill, (t) Rockland |
| River/Stream | Tr-beaver Kill |
| Coordinates | 41.95306, -74.83222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 310 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 175 acre-ft |
| Max Storage | 175 acre-ft |
| Normal Storage | 115 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | DT Mance & Associates |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/17/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01251 |
| Federal ID | NY01251 |
| More Info | State Dam Safety Program |