Floradan Estates Dam is an earth dam located in Putnam County, New York, built in 1982. It carries a Significant hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 250 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Floradan Estates Dam
The primary purpose of Floradan Estates Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Floradan Estates Inc (private). It impounds the Oscawana Creek near Lake Peekskill.
The dam stands 8 feet tall and stretches 250 feet across, creates a reservoir covering 110 acres, has a maximum storage capacity of 456 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1982, the structure is 44 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. The most recent inspection on record was 01/24/2025.
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Location
| State | New York |
| County | Putnam |
| Nearest City | Lake Peekskill |
| River/Stream | Oscawana Creek |
| Coordinates | 41.34722, -73.86500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 250 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 456 acre-ft |
| Max Storage | 456 acre-ft |
| Normal Storage | 236 acre-ft |
| Surface Area | 110 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Floradan Estates Inc |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 01/24/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY01557 |
| Federal ID | NY01557 |
| More Info | State Dam Safety Program |