Bigelow Pond Dam
Bigelow Pond Dam is an earth dam located in Tolland County, Connecticut, built in 1941. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Bigelow Pond Dam
The primary purpose of Bigelow Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Connecticut Deep (state). It impounds the Bigelow Brook near Eastford.
The dam stands 21 feet tall and stretches 320 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 175 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1941, the structure is well-established, with more than 75 years 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 10/22/2021.
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Location
| State | Connecticut |
| County | Tolland |
| Nearest City | Eastford |
| River/Stream | Bigelow Brook |
| Coordinates | 41.98320, -72.13832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 320 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 175 acre-ft |
| Max Storage | 175 acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 713 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Connecticut DEEP |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/22/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00361 |
| Federal ID | CT00361 |
| More Info | State Dam Safety Program |