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 351–375 of 419
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Cold Spring Dam (Upper) Putnam County | 23 | 1934 | High | Poor |
| Cold Spring Dam (Lower) Putnam County | 25 | 1942 | High | Poor |
| Cohoes Reservoir #3 Dam Albany County | 20 | 1885 | High | Satisfactory |
| Cobleskill Upper Reservoir Dam Schoharie County | 30 | 1967 | High | Satisfactory |
| Cobleskill Lower Res Dam Schoharie County | 20 | 1886 | High | Satisfactory |
| Cobbs Hill Reservoir Dam Monroe County | 25 | 1908 | High | Satisfactory |
| Cliff Lake Sullivan County | 36 | 1930 | High | Satisfactory |
| Clarks Creek Dam Chenango County | 46 | 1974 | High | Satisfactory |
| Churchtown Dam Columbia County | 37 | 1904 | High | Satisfactory |
| Churchill Dam Delaware County | 21 | 1965 | High | Poor |
| Chazy Lake Dam Clinton County | 19 | 1926 | High | Poor |
| Chadwick Lake Dam Orange County | 37 | 1926 | High | Satisfactory |
| Central Nyack Dam Rockland County | 12 | 2012 | High | Satisfactory |
| Cartersville Spillway Dam Monroe County | 18 | 1918 | High | Not Rated |
| Carry Falls Spillway St. Lawrence County | 76 | 1953 | High | Satisfactory |
| Carmel Auxiliary Dike Putnam County | 64 | 1895 | High | Satisfactory |
| Cargill Reservoir Dam Putnam County | 75 | 1931 | High | Satisfactory |
| Cannonsville Delaware County | 175 | 1964 | High | Not Rated |
| Caneadea Dam Allegany County | 140 | 1929 | High | Satisfactory |
| Canadice Lake Dam Ontario County | 11 | 1947 | High | Satisfactory |
| Camp Harriman Dam Greene County | 28 | 1913 | High | Fair |
| Cameron Pond Dam Steuben County | 23 | 1986 | High | Not Rated |
| Cadyville Clinton County | 50 | 1922 | High | Satisfactory |
| Byram Lake Reservoir Dam Westchester County | 27 | — | High | Poor |
| Butler Storage Reservoir Dam Warren County | 83 | 1909 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.