Croton Falls Dam
Croton Falls Dam is a masonry dam located in Putnam County, New York, built in 1910. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Croton Falls Dam
The primary purpose of Croton Falls Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Nycdep Dams East Of The Hudson River (local government). It impounds the West Branch Croton River near Croton Falls.
The dam stands 113 feet tall and stretches 1,070 feet across, creates a reservoir covering 1,063 acres, has a maximum storage capacity of 49,760 acre-feet, and collects water from a drainage area of 168 square miles. Completed in 1910, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 03/07/2024.
At 113 feet, this dam is taller than 98% of all dams in the United States.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New York dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Putnam |
| Nearest City | Croton Falls |
| River/Stream | West Branch Croton River |
| Coordinates | 41.35778, -73.66556 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 113 ft |
| Dam Height | 113 ft |
| Dam Length | 1,070 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 49,760 acre-ft |
| Max Storage | 49,760 acre-ft |
| Normal Storage | 43,500 acre-ft |
| Surface Area | 1,063 acres |
| Drainage Area | 168 sq mi |
| Max Discharge | 16,500 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | NYCDEP DAMS EAST OF THE HUDSON RIVER |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/07/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00039 |
| Federal ID | NY00039 |
| More Info | State Dam Safety Program |