New York Dams
1,871 dams tracked by the National Inventory of Dams
Total Dams
1,871
High Hazard
419
22.4%
Poor / Unsatisfactory
289
Average Age
89 yrs
Hazard Classification
High419 (22.4%)
Significant544 (29.1%)
Low901 (48.2%)
Condition Assessment
Satisfactory348 (18.6%)
Fair98 (5.2%)
Poor / Unsatisfactory289 (15.4%)
Not Rated1,136 (60.7%)
Federal
26
State
281
Local
506
Private
785
Tallest Dams
- Mount Morris Dam249 ft
- Ashokan Dam213 ft
- Downsville Dam204 ft
- Merriman Dam195 ft
- Neversink Reservoir Dam190 ft
High Hazard Dams
- Mount Morris DamHigh
- Ashokan DamHigh
- Downsville DamHigh
- Merriman DamHigh
- Neversink Reservoir DamHigh
Poor Condition Dams
- Inghams DamPoor
- Toronto Unsatisfactory
- Mill Brook Site 2 DamPoor
- Sidney Reservoir #5 DamPoor
- 60 Foot DamPoor
All Dams in New York
Showing 1–25 of 348
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Yankee Lake Dam Sullivan County | 22 | 1844 | High | Satisfactory |
| Yaleville St. Lawrence County | 12 | 1914 | Low | Satisfactory |
| Woodland Reservoir Dam Onondaga County | 36 | 1894 | High | Satisfactory |
| Windmill Lake Dam Westchester County | 26 | 1935 | High | Satisfactory |
| Willow Pond Dam Monroe County | 11 | 1973 | Significant | Satisfactory |
| Wilkie Reservoir Dam Warren County | 34 | 1914 | High | Satisfactory |
| Wilkie Intake Reservoir Dam Warren County | 34 | 1914 | Significant | Satisfactory |
| White Plains Reservoir #2 Dam Westchester County | 35 | 1907 | High | Satisfactory |
| White Plains Reservoir #1 Dam Westchester County | 25 | 1900 | High | Satisfactory |
| White Crane Lake Dam Sullivan County | 29 | 2005 | High | Satisfactory |
| Whaley Lake Dam Dutchess County | 19 | 1850 | High | Satisfactory |
| West End Dam Jefferson County | 18 | 1905 | Low | Satisfactory |
| West Branch Dam Putnam County | 85 | 1895 | High | Satisfactory |
| West Albany Storm Retention Basin A Dam Albany County | 21 | 1980 | Significant | Satisfactory |
| Watervliet Upper Dam Albany County | 72 | 1912 | High | Satisfactory |
| Watervliet Lower Dam Albany County | 27 | 1912 | High | Satisfactory |
| Watervliet Balancing Reservoir Dam Albany County | 20 | 1915 | Significant | Satisfactory |
| Waterloo Seneca County | 17 | 1915 | High | Satisfactory |
| Waterbury Roadway Embankment Oswego County | 5 | 1914 | High | Satisfactory |
| Washington Lake Dam Orange County | 30 | 1909 | Significant | Satisfactory |
| Warrensburg Warren County | 28 | 1909 | Low | Satisfactory |
| Wappingers Falls Dutchess County | 20 | 1872 | High | Satisfactory |
| Wanaksink Lake Dam Sullivan County | 22 | 1852 | High | Satisfactory |
| Walton Lake Dam Orange County | 8 | 1912 | Significant | Satisfactory |
| Walden Orange County | 32 | 1909 | Low | Satisfactory |
Page 1 of 14Next
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.