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 426–450 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Rockville Lake Dam Allegany County | 12 | 1977 | Low | Not Rated |
| Rock Tavern Dam Orange County | 10 | — | Low | Not Rated |
| Rockport Pond Dam Essex County | 20 | 1912 | Low | Not Rated |
| Rockland Print CO Dam #2 Rockland County | 15 | 1875 | Significant | Poor |
| Rock Lake Dam Sullivan County | 7 | 1960 | Low | Not Rated |
| Rock Island Lewis County | 18 | 1984 | Low | Satisfactory |
| Rock City Saw Mill Dam Dutchess County | 12 | 1900 | Significant | Poor |
| Rockbottom Dam Broome County | 9 | 1936 | Low | Not Rated |
| Rocco Andriello Dam Schoharie County | 15 | 1977 | Low | Not Rated |
| Robinson Reservoir Dam Hamilton County | 14 | 1918 | Significant | Poor |
| Robinson Pond Dam Columbia County | 17 | 1915 | Significant | Satisfactory |
| Robert Wise Pond Dams A B & C Steuben County | 8 | 1965 | Low | Not Rated |
| Robert Wahlberg Dam Chenango County | 15 | 1972 | Low | Not Rated |
| Robert Nichol Dam Delaware County | 19 | 1990 | Low | Not Rated |
| Robert Moses - St. Lawrence St. Lawrence County | 167 | 1958 | High | Satisfactory |
| Robert Moses - Niagara Niagara County | 97 | 1963 | High | Satisfactory |
| Robert L Smith Pond Dam Dutchess County | 11 | 1957 | Low | Not Rated |
| Robert L Bishop Duck Marsh Dam Delaware County | 16 | 1979 | Low | Not Rated |
| Robert L Bishop Dam Delaware County | 34 | 1967 | Significant | Not Rated |
| Robert Hodges Recreational Pond Dam Broome County | 19 | 1978 | Low | Not Rated |
| Robert Francis Farm Pond Dam Chautauqua County | 13 | 1979 | Low | Not Rated |
| Robert Ebner Pond Dam Delaware County | 18 | 1976 | Significant | Poor |
| Robert Angle Recreational Pond Dam Yates County | 12 | 1967 | Low | Not Rated |
| Robert Alcorn Dam Cayuga County | 40 | 1998 | Low | Not Rated |
| Roaring Brook Dam Putnam County | 25 | 1959 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.