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 1401–1425 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Eaton Brook Reservoir Dam Madison County | 58 | 1893 | High | Poor |
| East Syracuse Reservoir Dam Onondaga County | 33 | 1922 | High | Poor |
| East Sidney Dam Delaware County | 130 | 1950 | High | Not Available |
| East Norfolk St. Lawrence County | 16 | 1928 | High | Satisfactory |
| East Mountain Lake Dam Putnam County | 7 | 1932 | Low | Not Rated |
| East Canada Lake Dam Herkimer County | 65 | 1924 | High | Poor |
| East Br Cazenovia Creek Legion Dam Erie County | 13 | 1960 | Low | Not Rated |
| Earl Reservoir Dam Orange County | 26 | 1912 | High | Fair |
| Earl Mitchelson Dam Oswego County | 7 | 1958 | Low | Not Rated |
| Earle Peterson Dam Otsego County | 15 | 1972 | Low | Not Rated |
| Earle Lawrence Dam Columbia County | 27 | — | Low | Not Rated |
| Eagle Vale Golf Course Dam Monroe County | 7 | — | Low | Not Rated |
| Eagle Harbor Waste Weir Dam Orleans County | 18 | 1918 | Significant | Not Rated |
| Eagle Lewis County | 22 | 1915 | Low | Satisfactory |
| Dyken Pond Dam Rensselaer County | 20 | 1914 | Significant | Poor |
| Dwyer Dam Tompkins County | 36 | 1966 | Low | Not Rated |
| Durham Concert Site Dam and Dike Greene County | 10 | 2003 | Low | Not Rated |
| Dunkirk Steam Station Pond Dam Chautauqua County | 9 | 1991 | Low | Not Rated |
| Duck Pond Dam A & B Putnam County | 13 | 1971 | Low | Not Rated |
| Duck Hole Dam Franklin County | 14 | — | Low | Not Rated |
| Duanesburg Reservoir Dam Schenectady County | 15 | — | Low | Not Rated |
| Duane Lake Outfall Dam Schenectady County | 10 | — | Low | Not Rated |
| Duane Lake Dam Schenectady County | 20 | 1926 | Low | Not Rated |
| Dryden Lake Outlet Dam Tompkins County | 9 | 1974 | Low | Not Rated |
| Drew Lake Dam Putnam County | 13 | 1835 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.