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 176–200 of 419
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Jerome Park Reservoir Dam Bronx County | 42 | 1906 | High | Satisfactory |
| Johnsonville Rensselaer County | 39 | 1909 | High | Satisfactory |
| Kayuta Oneida County | 19 | 1894 | High | Satisfactory |
| Keenan Reservoir Dam Warren County | 30 | 1892 | High | Satisfactory |
| Kensico Dam Westchester County | 168 | 1916 | High | Not Rated |
| Kents Falls Clinton County | 59 | 1991 | High | Fair |
| Keuka Lake Outlet Dam Yates County | 11 | 1880 | High | Not Rated |
| Kingdom Dam Essex County | 24 | 1911 | High | Satisfactory |
| Kingsley Brook Reservoir Dam Madison County | 63 | 1836 | High | Fair |
| Lake Adirondack Dam Hamilton County | 18 | 1910 | High | Poor |
| Lake Carmel Dam Putnam County | 25 | 1930 | High | Poor |
| Lake Cohasset Lower Dam Orange County | 21 | 1924 | High | Fair |
| Lake Cohasset Upper Dam Orange County | 25 | 1924 | High | Poor |
| Lake Deforest Dam Rockland County | 40 | 1956 | High | Not Rated |
| Lake Flower Franklin County | 19 | 1937 | High | Satisfactory |
| Lake Frederick Orange County | 35 | 1911 | High | Poor |
| Lake George Outlet Essex County | 8 | 1880 | High | Fair |
| Lake Jefferson Sullivan County | 22 | 1927 | High | Unsatisfactory |
| Lake Kanawauke Dam Rockland County | 20 | 1918 | High | Not Rated |
| Lake Lincolndale Dam Westchester County | 22 | 1935 | High | Poor |
| Lake Louise Marie Dam Sullivan County | 25 | 1912 | High | Satisfactory |
| Lake Lucille Dam Rockland County | 13 | 1935 | High | Not Rated |
| Lake Mahopac Dam Putnam County | 9 | 1940 | High | Not Rated |
| Lake Moraine Dam Madison County | 56 | 1836 | High | Fair |
| Lake Peekskill Dam Putnam County | 16 | 1928 | High | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.