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 251–275 of 278
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Burden Lake Dam Rensselaer County | 24 | 1916 | Significant | Poor |
| Bruce Persson Dam Delaware County | 27 | 1999 | Significant | Poor |
| Braendly Fishkill Dam Dutchess County | 18 | — | Significant | Poor |
| Bowman Ave Dam Westchester County | 22 | 1941 | Significant | Poor |
| Borden Estate Dam Orange County | 18 | 1912 | Significant | Poor |
| Bog Meadow Reservoir Dam Orange County | 29 | 1996 | Significant | Poor |
| Boardman St. Reservoir Dam Washington County | 15 | 1870 | Significant | Poor |
| Blue Heron Lake Dam Westchester County | 15 | 1936 | Significant | Poor |
| Blind Brook Club Dam Westchester County | 32 | 1959 | High | Poor |
| Blazer Pond Dam Schoharie County | 11 | — | Significant | Poor |
| Binnewater Reservoir Dam & Dike Ulster County | 30 | 1926 | Significant | Poor |
| Bible Dam Fulton County | 15 | 1977 | Significant | Poor |
| Belvedere Lake Dam Otsego County | 20 | 1900 | Significant | Poor |
| Beechmont Lake Dam Westchester County | 21 | 1904 | Significant | Poor |
| Beecher Creek Flood Control Dam Chemung County | 63 | 1999 | High | Poor |
| Bear Gulch Pond Dam Schoharie County | 18 | 1910 | High | Poor |
| Bear Creek Dam Jefferson County | 28 | 1922 | Significant | Poor |
| Basic Creek Dam Albany County | 21 | 1928 | High | Poor |
| Ballard Mill Franklin County | 8 | 1901 | Significant | Poor |
| Ballard Dam Dutchess County | 15 | 1931 | Significant | Poor |
| Bainbridge Reservoir Dam Chenango County | 19 | 1925 | Significant | Poor |
| Annandale Dam Dutchess County | 11 | 1846 | Significant | Poor |
| Altamont Main Reservoir Dam Albany County | 37 | 1898 | High | Poor |
| Allen Pond Dam Otsego County | 18 | 1917 | Significant | Poor |
| Aleck Meadow Reservoir Dam Orange County | 23 | 1956 | Significant | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.