Butternut Hollow Pond Dam
Butternut Hollow Pond Dam is an earth dam located in Middlesex County, Connecticut, built in 1935. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Butternut Hollow Pond Dam
The primary purpose of Butternut Hollow Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Middletown (local government). It impounds the Unnamed near Middletown.
The dam stands 21 feet tall and stretches 540 feet across, creates a reservoir covering 4 acres, has a storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1935, 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 04/18/2024.
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Location
| State | Connecticut |
| County | Middlesex |
| Nearest City | Middletown |
| River/Stream | Unnamed |
| Coordinates | 41.55250, -72.66895 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 540 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 45 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Middletown |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/18/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00564 |
| Federal ID | CT00564 |
| More Info | State Dam Safety Program |