Laurel Brook Reservoir Dam
Laurel Brook Reservoir Dam is an earth dam located in Middlesex County, Connecticut, built in 1866. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Laurel Brook Reservoir Dam
The primary purpose of Laurel Brook Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Middletown (local government). It impounds the Laurel Brook near Middletown.
The dam stands 20 feet tall and stretches 1,110 feet across, creates a reservoir covering 80 acres, has a maximum storage capacity of 288 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1866, the structure is one of the older dams in the region, with over a century and a half of service.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 04/18/2024.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Connecticut dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Connecticut |
| County | Middlesex |
| Nearest City | Middletown |
| River/Stream | Laurel Brook |
| Coordinates | 41.51184, -72.68235 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,110 ft |
| Year Completed | 1866 (160 years old) |
Storage & Hydraulics
| NID Storage | 288 acre-ft |
| Max Storage | 288 acre-ft |
| Normal Storage | 288 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 445 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Middletown |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/18/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00382 |
| Federal ID | CT00382 |
| More Info | State Dam Safety Program |