Waldemar Derke Pond Dam
Waldemar Derke Pond Dam is an earth dam located in Delaware County, New York, built in 1963. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Waldemar Derke Pond Dam
The primary purpose of Waldemar Derke Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Leonard Glassman & Laura Maneates (private). It impounds the Tr-little Delaware River.
The dam stands 11 feet tall and stretches 300 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1963, 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. The most recent inspection on record was 01/10/2023.
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Location
| State | New York |
| County | Delaware |
| Nearest City | None |
| River/Stream | Tr-little Delaware River |
| Coordinates | 42.28028, -74.88750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 300 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 549 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LEONARD GLASSMAN & LAURA MANEATES |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/10/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY12570 |
| Federal ID | NY12570 |
| More Info | State Dam Safety Program |