Connecticut Dams
1,225 dams tracked by the National Inventory of Dams
Total Dams
1,225
High Hazard
236
19.3%
Poor / Unsatisfactory
126
Average Age
115 yrs
Hazard Classification
High236 (19.3%)
Significant936 (76.4%)
Low53 (4.3%)
Condition Assessment
Satisfactory474 (38.7%)
Fair254 (20.7%)
Poor / Unsatisfactory126 (10.3%)
Not Rated371 (30.3%)
Federal
9
State
169
Local
254
Private
697
Tallest Dams
- Colebrook River Dam223 ft
- Mad River Flood Control Dam178 ft
- Nepaug Dam156 ft
- Shepaug 138 ft
- Saville Dam137 ft
High Hazard Dams
- Colebrook River DamHigh
- Mad River Flood Control DamHigh
- Nepaug DamHigh
- Shepaug High
- Saville DamHigh
Poor Condition Dams
All Dams in Connecticut
Showing 676–700 of 1,225
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Lake Chaffee Dam Windham County | 3 | 1880 | Significant | Fair |
| Lake Bungee Dam Windham County | 15 | 1959 | Significant | Satisfactory |
| Lake Bonair Dam Tolland County | 9 | 1900 | Significant | Not Rated |
| Lake Bethany Dam New Haven County | 66 | 1892 | High | Satisfactory |
| Lake Beseck Dam Middlesex County | 34 | 1846 | Significant | Satisfactory |
| Lake Basile Dam Hartford County | 14 | 1940 | Significant | Satisfactory |
| Lake Albert Dam Windham County | 15 | 1970 | Significant | Satisfactory |
| Ladner Pond Dam Litchfield County | 18 | 1965 | Significant | Satisfactory |
| Kwoka'S Pond Dam New Haven County | 4 | — | Significant | Not Rated |
| Kroupa Pond Dam Middlesex County | 10 | 1900 | Significant | Satisfactory |
| Kovac'S Pond Dam Fairfield County | 7 | — | Significant | Satisfactory |
| Kleeman Dam New Haven County | 9 | — | Significant | Not Rated |
| Kinneytown New Haven County | 21 | 1913 | Significant | Poor |
| King Lake Dam Fairfield County | 13 | — | Significant | Not Rated |
| Killingworth Reservoir Dam Middlesex County | 46 | 1895 | High | Satisfactory |
| Killingly Pond Dam Windham County | 12 | 1900 | Significant | Fair |
| Kettletown Detention Dam New Haven County | 15 | — | Significant | Satisfactory |
| Kettletown Brook Pond Dam New Haven County | 14 | — | Significant | Not Rated |
| Kenyon Road Pond Windham County | 5 | — | Significant | Not Rated |
| Kensington Dam Hartford County | 25 | 1901 | High | Satisfactory |
| Kenmere Reservoir Dam Hartford County | 38 | 1898 | High | Satisfactory |
| Kelseytown Reservoir Dam Middlesex County | 12 | 1895 | Significant | Satisfactory |
| Kelsey Pond Dam Middlesex County | 10 | 1860 | Significant | Not Rated |
| Kelsey Pond Dam New Haven County | 14 | — | Low | Not Rated |
| Kelly Pond Dam Litchfield County | 7 | — | Significant | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.