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 1476–1500 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Salisbury Mills Dam Orange County | 29 | 1922 | Low | Not Rated |
| Salt Point Mill Pond Dam Dutchess County | 15 | 1908 | Significant | Poor |
| Sand Lake Dam Herkimer County | 30 | 1901 | Low | Not Rated |
| Sanford C Emerson Rec Pond Dams A & B Yates County | 35 | 1967 | Low | Not Rated |
| Sawmill Pond Dam Essex County | 12 | — | Low | Not Rated |
| Schaghticoke Rensselaer County | 28 | 1909 | Low | Satisfactory |
| School Street Albany County | 16 | 1865 | Low | Satisfactory |
| Schuyler Lake Dam Schoharie County | 17 | 1931 | Significant | Fair |
| Schuyler Meadows Club Dam Albany County | 24 | — | Low | Not Rated |
| Schuylerville Saratoga County | 43 | 1919 | High | Fair |
| Schwartz Estate Pond Dam 6 Rockland County | 18 | — | Significant | Poor |
| Science Lake Dam Cattaraugus County | 28 | 1925 | Low | Not Rated |
| Scotts Reservoir Dam Westchester County | 23 | 1883 | Significant | Poor |
| Scotty's Dam Delaware County | 18 | 1949 | High | Satisfactory |
| Second Bisby Lake Dam Herkimer County | 8 | 1914 | Low | Not Rated |
| Second Pond Dam Rensselaer County | 9 | 1975 | High | Poor |
| Second Reservoir Dam Rockland County | 32 | 1928 | Significant | Poor |
| Seneca Falls Seneca County | 68 | 1912 | High | Unsatisfactory |
| Seneca Foods Marion Pond Dams Wayne County | 10 | 1980 | Low | Not Rated |
| Setting Pole Rapids Dam Franklin County | 18 | 1934 | Low | Not Rated |
| Seven Hills Camp Dam Erie County | 25 | 1986 | Low | Not Rated |
| Seven Hills Realty CO INC Dam Putnam County | 15 | 1957 | Low | Not Rated |
| Sewalls South Channel Dam Jefferson County | 16 | 1978 | Significant | Not Rated |
| S. Greece Waste Weir Dam Monroe County | 19 | 1918 | High | Not Rated |
| Sharps Pond Dam Oswego County | 10 | 1910 | Significant | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.