Cady Pond Dam is an earth dam located in Windham County, Connecticut, built in 1865. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 13 ft13 ft tall and 250 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Cady Pond Dam
The primary purpose of Cady Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Peter Serafin (private). It impounds the Cady Brook near Putnam.
The dam stands 13 feet tall and stretches 250 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1865, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 11/13/2014. That was over 11 years ago.
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Location
| State | Connecticut |
| County | Windham |
| Nearest City | Putnam |
| River/Stream | Cady Brook |
| Coordinates | 41.90881, -71.81859 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 250 ft |
| Year Completed | 1865 (161 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 153 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Peter Serafin |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/13/2014 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00180 |
| Federal ID | CT00180 |
| More Info | State Dam Safety Program |