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 376–400 of 544
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Plymouth Reservoir Dam Chenango County | 12 | 1827 | Significant | Satisfactory |
| Pompey Center Pond Dam Onondaga County | 13 | — | Significant | Satisfactory |
| Pulaski Dam Oswego County | 15 | 1918 | Significant | Poor |
| Quaker Run Dam Cattaraugus County | 59 | 1930 | Significant | Satisfactory |
| Rail Joint Mill Dam Rensselaer County | 25 | 1903 | Significant | Poor |
| Rainbow Falls Clinton County | 19 | 1926 | Significant | Satisfactory |
| Rainbow Lake Dam Cattaraugus County | 22 | 1964 | Significant | Not Rated |
| Red Hook Mills Dam Dutchess County | 26 | — | Significant | Not Rated |
| Red House Lake Dam Cattaraugus County | 26 | 1929 | Significant | Not Rated |
| Red Mills Dam Columbia County | 19 | 1938 | Significant | Poor |
| Reservoir #2 Dam Westchester County | 25 | 1892 | Significant | Not Rated |
| Rice Reservoir Dam Fulton County | 33 | 1882 | Significant | Satisfactory |
| Richard Fletcher Pond Dam Hamilton County | 21 | 1966 | Significant | Poor |
| Richard Weishan Pond Dam Cattaraugus County | 16 | 1961 | Significant | Not Rated |
| Richmondville Water Supply Dam #1 Schoharie County | 10 | 1916 | Significant | Not Rated |
| Ripley Reservoir Dam Chautauqua County | 46 | 1950 | Significant | Not Rated |
| R M Weiss Dam Dutchess County | 23 | 1961 | Significant | Poor |
| Robert Ebner Pond Dam Delaware County | 18 | 1976 | Significant | Poor |
| Robert L Bishop Dam Delaware County | 34 | 1967 | Significant | Not Rated |
| Robinson Pond Dam Columbia County | 17 | 1915 | Significant | Satisfactory |
| Robinson Reservoir Dam Hamilton County | 14 | 1918 | Significant | Poor |
| Rock City Saw Mill Dam Dutchess County | 12 | 1900 | Significant | Poor |
| Rockland Print CO Dam #2 Rockland County | 15 | 1875 | Significant | Poor |
| Rome City Dam Dike Lewis County | 7 | 1958 | Significant | Fair |
| Rosenfeld Pond Dam Broome County | 13 | 1996 | Significant | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.