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 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Ryder Pond Dam Dutchess County | 12 | 1951 | Significant | Not Rated |
| Ryder Lake Dam Putnam County | 21 | 1955 | Significant | Poor |
| Russ Mills Dam Oswego County | 9 | 1912 | Low | Not Rated |
| Rush Reservoir Dam Monroe County | 23 | 1876 | High | Satisfactory |
| Rushmore Estates Dam Orange County | 9 | — | Low | Not Rated |
| Rudy/Dibella Waterski Lake Dam Monroe County | 15 | — | Low | Not Rated |
| Ruddick Pond Dam Sullivan County | 8 | 1910 | Low | Not Rated |
| Roxbury Dam Delaware County | 36 | 1912 | High | Poor |
| Round Pond Dam Dutchess County | 10 | 1930 | Low | Not Rated |
| Round Pond Dam Ulster County | 10 | 1961 | Low | Not Rated |
| Round Pond Creek Dam Monroe County | 20 | 1977 | High | Satisfactory |
| Rotterdam Square Impoundment Dam Schenectady County | 14 | 1987 | Low | Not Rated |
| Rotary Lake Dam Cattaraugus County | 26 | — | Significant | Not Rated |
| Rossman Fly Dam Schoharie County | 7 | 1920 | Low | Not Rated |
| Ross Burkhardt Dam Orange County | 14 | 1969 | Low | Not Rated |
| Rosenfeld Pond Dam Broome County | 13 | 1996 | Significant | Poor |
| Rome City Dam Dike Lewis County | 7 | 1958 | Significant | Fair |
| Rome City Dam Lewis County | 85 | 1958 | High | Fair |
| Rome 50mg Reservoir Dam Oneida County | 18 | — | Undetermined | Not Rated |
| Rome 15mg Reservoir Dam Oneida County | 18 | — | Undetermined | Not Rated |
| Roland Foster Dam Oswego County | 19 | 1964 | Low | Not Rated |
| Rogers Lake Dam Broome County | 16 | — | Low | Not Rated |
| Roedy Pond Dam Sullivan County | 7 | 1946 | Low | Not Rated |
| Rodgers & Maine INC Wild Dam Madison County | 11 | 1967 | Low | Not Rated |
| Rockwood Power Dam Fulton County | 35 | 1916 | High | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.