Lily Pond Dam
Lily Pond Dam is an earth dam located in Orange County, New York, built in 1949. It carries a Significant hazard potential classification and has a fair condition assessment.
About Lily Pond Dam
Lily Pond Dam is a dam in Orange, New York. The dam is owned by Windridge Condominium Homeowners Association;windridge Condominium Homeowners Association (private). It impounds the Trout Brook near Monroe.
The dam stands 10 feet tall and stretches 450 feet across, creates a reservoir covering 10 acres, has a storage capacity of 17 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1949, 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 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 10/27/2021.
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Location
| State | New York |
| County | Orange |
| Nearest City | Monroe |
| River/Stream | Trout Brook |
| Coordinates | 41.28278, -74.24722 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 450 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 17 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION;WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/27/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY15089 |
| Federal ID | NY15089 |
| More Info | State Dam Safety Program |