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 676–700 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| M S Abbey & Paul Emerson Dam Yates County | 30 | 1964 | Low | Not Rated |
| Movable Dam At Mays Point Seneca County | 10 | 1915 | Low | Not Rated |
| Mount Morris Dam Livingston County | 249 | 1952 | High | Not Available |
| Mount Beacon Reservoir Dam Dutchess County | 35 | 1922 | High | Satisfactory |
| Mountain View Lake Dam Franklin County | 12 | 1979 | Low | Not Rated |
| Mountain Lake Dam Delaware County | 15 | 1930 | Low | Not Rated |
| Mountain Lake Dam Sullivan County | 10 | 1928 | Low | Not Rated |
| Mountaindale Recreation Lake Dam Sullivan County | 16 | 1973 | Low | Not Rated |
| Mountain Brook Dam Putnam County | 58 | 1997 | High | Satisfactory |
| Moss Pond Dam #1 Essex County | 12 | 1921 | Significant | Not Rated |
| Moshier South Dike Herkimer County | 15 | 1930 | Low | Satisfactory |
| Mosher Dam Oswego County | 12 | 1937 | Low | Not Rated |
| Morton Salt Lagoon #3 Dam Yates County | 30 | 1975 | Low | Not Rated |
| Morton Salt Dam Wyoming County | 15 | 1913 | Low | Not Rated |
| Morris Veley Dam Schoharie County | 26 | 1959 | Significant | Not Rated |
| Morningside Lake Dam Sullivan County | 10 | 1945 | Low | Not Rated |
| Morgan Lake Dam Dutchess County | 20 | 1868 | High | Fair |
| Moose Pond Dam Hamilton County | 11 | — | Low | Not Rated |
| Moony Pond Dam Ulster County | 25 | — | Low | Not Rated |
| Montour Falls Reservoir Dam Schuyler County | 31 | 1899 | Significant | Not Rated |
| Monticello Hunting Club Dam Sullivan County | 10 | — | Low | Not Rated |
| Monte Shields Farm Pond Dam Cattaraugus County | 15 | 1955 | Low | Not Rated |
| Monroe Reservoir Dam Orange County | 8 | — | Low | Not Rated |
| Monroe Recreation Lake Dam Orange County | 14 | 1936 | Low | Not Rated |
| Monhagen Lake Dike Orange County | 20 | 1867 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.