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 1401–1425 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Red House Lake Dam Cattaraugus County | 26 | 1929 | Significant | Not Rated |
| Red Mills Dam Columbia County | 19 | 1938 | Significant | Poor |
| Remington Pond Jefferson County | 20 | 1923 | Low | Unsatisfactory |
| Rensselaer Lake Dam Albany County | 30 | 1850 | High | Poor |
| Reservoir #2 Dam Westchester County | 25 | 1892 | Significant | Not Rated |
| Reverend Burton D Huth Dam Tioga County | 15 | 1971 | Low | Not Rated |
| Rev Woodrow Brown Dam Chenango County | 11 | 1961 | Low | Not Rated |
| Rexmere Dam Delaware County | 27 | 1965 | High | Poor |
| Rice Reservoir Dam Fulton County | 33 | 1882 | Significant | Satisfactory |
| Richard Fletcher Pond Dam Hamilton County | 21 | 1966 | Significant | Poor |
| Richard Lebbon Recreational Pond Dam Steuben County | 10 | 1966 | Low | Not Rated |
| Richard Pulver Dam Schuyler County | 26 | — | Low | Not Rated |
| Richard Weishan Pond Dam Cattaraugus County | 16 | 1961 | Significant | Not Rated |
| Richmondville Water Supply Dam #1 Schoharie County | 10 | 1916 | Significant | Not Rated |
| Ridgebury Lake Dam Orange County | 7 | 1920 | Low | Not Rated |
| Ridgewood Reservoir Dam Queens County | 30 | 1891 | Low | Not Rated |
| Rihm & Kittel Dam Putnam County | 20 | 1956 | Low | Not Rated |
| Ringneck Marsh Dam Orleans County | 15 | 1964 | Low | Fair |
| Rio Sullivan County | 101 | 1927 | High | Fair |
| Ripley Reservoir Dam Chautauqua County | 46 | 1950 | Significant | Not Rated |
| R M Weiss Dam Dutchess County | 23 | 1961 | Significant | Poor |
| Roaring Brook Dam Putnam County | 25 | 1959 | High | Fair |
| Robert Alcorn Dam Cayuga County | 40 | 1998 | Low | Not Rated |
| Robert Angle Recreational Pond Dam Yates County | 12 | 1967 | Low | Not Rated |
| Robert Ebner Pond Dam Delaware County | 18 | 1976 | Significant | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.