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 348
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Larchwood Lake Dam Otsego County | 36 | 1969 | High | Satisfactory |
| Lake Walton Dam Dutchess County | 10 | 1895 | Significant | Satisfactory |
| Lake Tiorati Dam Orange County | 21 | 1915 | High | Satisfactory |
| Lake Snow Dam Hamilton County | 15 | 1955 | Significant | Satisfactory |
| Lake Oberon Dam Onondaga County | 12 | 1974 | Significant | Satisfactory |
| Lake Muskoday Dam Sullivan County | 17 | 1925 | Low | Satisfactory |
| Lake Ludlow Club Dam Chenango County | 24 | 1937 | Significant | Satisfactory |
| Lake Louise Marie Dam Sullivan County | 25 | 1912 | High | Satisfactory |
| Lake Flower Franklin County | 19 | 1937 | High | Satisfactory |
| Lake Algonquin Hamilton County | 18 | 1959 | Significant | Satisfactory |
| Kingdom Dam Essex County | 24 | 1911 | High | Satisfactory |
| Keenan Reservoir Dam Warren County | 30 | 1892 | High | Satisfactory |
| Kayuta Oneida County | 19 | 1894 | High | Satisfactory |
| Kaye Pond Dam Albany County | 13 | 1967 | Significant | Satisfactory |
| Kamargo Jefferson County | 12 | 1920 | Low | Satisfactory |
| Johnsonville Rensselaer County | 39 | 1909 | High | Satisfactory |
| Jerome Park Reservoir Dam Bronx County | 42 | 1906 | High | Satisfactory |
| Jerome J Roach Dam Delaware County | 26 | 1965 | Significant | Satisfactory |
| James Thompson Rensselaer County | 19 | 1927 | Low | Satisfactory |
| Jackson Summit Reservoir Dam Fulton County | 27 | 1934 | High | Satisfactory |
| Jackson Pond Dam Chenango County | 15 | 1941 | Significant | Satisfactory |
| Ischua Creek Watershed Dam #6a Cattaraugus County | 63 | 1971 | High | Satisfactory |
| Ischua Creek Watershed Dam #5 Cattaraugus County | 54 | 1961 | High | Satisfactory |
| Ischua Creek Watershed Dam #4 Cattaraugus County | 51 | 1961 | High | Satisfactory |
| Ischua Creek Watershed Dam #3 Cattaraugus County | 38 | 1966 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.