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 326–350 of 419
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Delta Dam Oneida County | 106 | 1912 | High | Fair |
| Delafield Pond Orange County | 18 | — | High | Unsatisfactory |
| Deerfield Reservoir #6 Dam Oneida County | 50 | 1900 | High | Satisfactory |
| Dansville Reservoir Dam Steuben County | 54 | 1937 | High | Satisfactory |
| Cuba Lake Dam Allegany County | 55 | 1872 | High | Fair |
| Croton Road Dam and Dike Westchester County | 15 | — | High | Poor |
| Croton Falls Dam Putnam County | 113 | 1910 | High | Satisfactory |
| Cross River Dam Westchester County | 126 | 1908 | High | Not Rated |
| Crescent - Dam A Albany County | 53 | 1912 | High | Not Available |
| Cranberry Lake St. Lawrence County | 19 | 1917 | High | Not Rated |
| Cortlandt Lake Dam Westchester County | 37 | 1929 | High | Satisfactory |
| Cornwall Upper Reservoir Dam Orange County | 33 | 1912 | High | Satisfactory |
| Cork Center Storage Reservoir Dam Fulton County | 49 | 1919 | High | Fair |
| Cooper Lake Dam and West Dike Ulster County | 40 | 1800 | High | Poor |
| Conklingville Saratoga County | 100 | 1930 | High | Satisfactory |
| Congers Lake Dam Rockland County | 8 | 1892 | High | Satisfactory |
| Conewango Creek Site 9a Dam Chautauqua County | 43 | 1972 | High | Not Rated |
| Conewango Creek Site 33 Dam Chautauqua County | 57 | 1974 | High | Poor |
| Conewango Creek Site 1 Dam Cattaraugus County | 48 | 1969 | High | Satisfactory |
| Conewango Creek Site 19 Dam Cattaraugus County | 65 | 1971 | High | Satisfactory |
| Conewango Creek Site 16 Dam Cattaraugus County | 51 | 1964 | High | Not Rated |
| Conewango Creek Site 16a Dam Cattaraugus County | 42 | 1970 | High | Not Rated |
| Colton St. Lawrence County | 29 | 1919 | High | Satisfactory |
| Colonie Dam Saratoga County | 57 | 1954 | High | Satisfactory |
| Colliersville Otsego County | 35 | 1908 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.