Northfield Pond Dam
Northfield Pond Dam is an earth dam located in Litchfield County, Connecticut, built in 1855. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Northfield Pond Dam
The primary purpose of Northfield 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 Northfield Brook near Litchfield.
The dam stands 13 feet tall and stretches 250 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1855, 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 06/15/2023.
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Location
| State | Connecticut |
| County | Litchfield |
| Nearest City | Litchfield |
| River/Stream | Northfield Brook |
| Coordinates | 41.69912, -73.10327 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 250 ft |
| Year Completed | 1855 (171 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Connecticut DEEP |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/15/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00458 |
| Federal ID | CT00458 |
| More Info | State Dam Safety Program |