Walden Pond Dam
Walden Pond Dam is a concrete dam located in Orange County, New York, built in 1966. It carries a Significant hazard potential classification and has a fair condition assessment.
About Walden Pond Dam
The primary purpose of Walden Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village Of Walden (local government). It impounds the Tr-tin Brook near Walden.
The dam stands 15 feet tall and stretches 400 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 69 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/03/2025.
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Location
| State | New York |
| County | Orange |
| Nearest City | Walden |
| River/Stream | Tr-tin Brook |
| Coordinates | 41.56083, -74.17361 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 400 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 440 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | VILLAGE OF WALDEN |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/03/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY13182 |
| Federal ID | NY13182 |
| More Info | State Dam Safety Program |