Blast & Cast Pond Dam is an earth dam located in Hartford County, Connecticut, built in 1953. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 320 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 Blast & Cast Pond Dam
The primary purpose of Blast & Cast Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Five S. Group LLC (private). It impounds the Dry Brook near South Windsor.
The dam stands 20 feet tall and stretches 320 feet across, creates a reservoir covering 5 acres, has a storage capacity of 75 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1953, the structure is well into its service life at over 50 years old.
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 06/09/2016. That was over 10 years ago.
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Location
| State | Connecticut |
| County | Hartford |
| Nearest City | South Windsor |
| River/Stream | Dry Brook |
| Coordinates | 41.86409, -72.56530 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 320 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Five S. Group LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/09/2016 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00316 |
| Federal ID | CT00316 |
| More Info | State Dam Safety Program |