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 151–175 of 1,871
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Bog River Dam St. Lawrence County | 28 | 1904 | Low | Not Rated |
| Boise Cascade Lower Dam Lewis County | 14 | 1865 | Significant | Not Rated |
| Bomac Lake Dam Allegany County | 22 | 1957 | Low | Not Rated |
| Boniface Dam Sullivan County | 12 | 1970 | Low | Not Rated |
| Borden Estate Dam Orange County | 18 | 1912 | Significant | Poor |
| Boreas Ponds Dam Essex County | 16 | — | Low | Not Rated |
| Botnick Dam Broome County | 13 | 1952 | Low | Not Rated |
| Bott Pond Dam Washington County | 10 | 1978 | Low | Not Rated |
| Bowlers Corners Lake Dam Fulton County | 10 | — | Low | Not Rated |
| Bowmaker's Pond Dam Schoharie County | 14 | — | Significant | Not Rated |
| Bowman Ave Dam Westchester County | 22 | 1941 | Significant | Poor |
| Bowman Creek Dam Chenango County | 20 | 1960 | Low | Not Rated |
| Boyds Corner Dam Putnam County | 78 | 1872 | High | Not Rated |
| Bradford Dam Steuben County | 13 | 1950 | Low | Not Rated |
| Bradley Brook Reservoir Dam Madison County | 35 | 1878 | Significant | Fair |
| Bradley Lake Dam Rensselaer County | 50 | 1859 | High | Fair |
| Bradner Creek Dam Livingston County | 34 | 1921 | Low | Not Rated |
| Brady Pond Dam and Dike Dutchess County | 37 | 2001 | High | Satisfactory |
| Braendly Fishkill Dam Dutchess County | 18 | — | Significant | Poor |
| Brandreth Lake Dam Hamilton County | 9 | — | Low | Not Rated |
| Brandywine Creek Site 1 Dam Broome County | 76 | 1995 | High | Not Rated |
| Brantingham Lake Dam Lewis County | 10 | 1914 | Low | Not Rated |
| Brant Lake Lower Dam Warren County | 18 | 1907 | Significant | Satisfactory |
| Brant Lake Upper Dam Warren County | 12 | 1908 | Significant | Satisfactory |
| Breakneck Pond Dam Rockland County | 20 | 1930 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.