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 401–425 of 544
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Fairport Reservoir Dam #1 Ontario County | 45 | 1923 | Significant | Not Rated |
| Evans Dam Sullivan County | 10 | 1900 | Significant | Not Rated |
| Emerson Produce Reservoir Dike Yates County | 20 | 1962 | Significant | Not Rated |
| Emerson Produce Reservoir Dam & Dike Yates County | 50 | 1962 | Significant | Not Rated |
| Elmira Reformatory Dam Chemung County | 28 | 1870 | Significant | Not Rated |
| Efner Davis Pond Dam Cattaraugus County | 21 | 1961 | Significant | Not Rated |
| Edwards Falls Dam Onondaga County | 24 | 1898 | Significant | Poor |
| Edward Klimchock Dam Delaware County | 23 | 1981 | Significant | Poor |
| Edgewood Lake Upper Dam Sullivan County | 19 | 1955 | Significant | Satisfactory |
| Edgewood Lake Lower Dam Sullivan County | 15 | 1945 | Significant | Satisfactory |
| Edgar Ploetz Recreational Pond Dam Cattaraugus County | 22 | 1969 | Significant | Not Rated |
| Eagle Harbor Waste Weir Dam Orleans County | 18 | 1918 | Significant | Not Rated |
| Dyken Pond Dam Rensselaer County | 20 | 1914 | Significant | Poor |
| Doubletree Subdivision Dam Onondaga County | 28 | 1991 | Significant | Poor |
| Dormans Pond Dam Orange County | 9 | 1912 | Significant | Not Rated |
| Doodletown Dam Rockland County | 34 | 1976 | Significant | Poor |
| D Mill At Ticonderoga Dam Essex County | 20 | 1981 | Significant | Not Rated |
| Dieterich Dam #3 Dutchess County | 14 | 1910 | Significant | Not Rated |
| Dieterich Dam #2 Dutchess County | 14 | 1910 | Significant | Poor |
| Dieterich Dam #1 Dutchess County | 23 | 1900 | Significant | Poor |
| Dickerson Pond Dam Westchester County | 15 | 1922 | Significant | Poor |
| Deposit Reservoir Dam Broome County | 21 | — | Significant | Poor |
| De Flora Brothers Dam Lower Dutchess County | 28 | 1959 | Significant | Not Rated |
| Davis Lake Dam Clinton County | 22 | 1957 | Significant | Poor |
| Darien Lake State Park Dam Genesee County | 12 | 1958 | Significant | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.