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 126–150 of 348
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| North Lake Dam Westchester County | 32 | 1936 | High | Satisfactory |
| New York State Dam Saratoga County | 21 | 1840 | Low | Satisfactory |
| Newtown Hoffman Site 5a Dam Chemung County | 52 | 1999 | High | Satisfactory |
| Newtown Hoffman Site 3a Dam Chemung County | 53 | 1976 | High | Satisfactory |
| Newtown Hoffman Site 1 Dam Chemung County | 46 | 1976 | High | Satisfactory |
| Newtown Hoffman Site 12e Dam Chemung County | 71 | 1989 | High | Satisfactory |
| Newton Falls Upper St. Lawrence County | 50 | 1927 | High | Satisfactory |
| Newton Falls Lower St. Lawrence County | 25 | 1927 | Low | Satisfactory |
| New Rochelle Reservoir #3 Dam Westchester County | 30 | 1908 | High | Satisfactory |
| Newport Herkimer County | 12 | 1912 | Significant | Satisfactory |
| New Central Park Receiving Res Dam New York County | 38 | 1862 | High | Satisfactory |
| Neversink Reservoir Dam Sullivan County | 190 | 1953 | High | Satisfactory |
| Nanticoke Creek Site 9a Dam Broome County | 37 | 1965 | High | Satisfactory |
| Nanticoke Creek Site 8 Dam Broome County | 41 | 1970 | High | Satisfactory |
| Nanticoke Creek Site 7a Dam Broome County | 67 | 1981 | High | Satisfactory |
| Mount Beacon Reservoir Dam Dutchess County | 35 | 1922 | High | Satisfactory |
| Mountain Brook Dam Putnam County | 58 | 1997 | High | Satisfactory |
| Moshier South Dike Herkimer County | 15 | 1930 | Low | Satisfactory |
| Mohawk Papers - East Dam Saratoga County | 7 | 1962 | Low | Satisfactory |
| Moe Pond Dam Otsego County | 19 | 1935 | Significant | Satisfactory |
| Mill Street Dam Cayuga County | 25 | 1800 | High | Satisfactory |
| Mill River Dam Westchester County | 100 | 1966 | High | Satisfactory |
| Mill C Clinton County | 43 | 1922 | Significant | Satisfactory |
| Mill Brook Site 1 Dam Chenango County | 52 | 1979 | High | Satisfactory |
| Middle Falls Washington County | 48 | 1915 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.