Manchester Reservoir #1 Dam
Manchester Reservoir #1 Dam is an earth dam located in Hartford County, Connecticut. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Manchester Reservoir #1 Dam
The primary purpose of Manchester Reservoir #1 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 Town Of Manchester (local government). It impounds the Lydall Brook near Manchester.
The dam stands 15 feet tall and stretches 390 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 22 acre-feet, and collects water from a drainage area of 2 square miles.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 01/28/2008. That was over 18 years ago.
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Location
| State | Connecticut |
| County | Hartford |
| Nearest City | Manchester |
| River/Stream | Lydall Brook |
| Coordinates | 41.79622, -72.48226 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 390 ft |
Storage & Hydraulics
| NID Storage | 22 acre-ft |
| Max Storage | 22 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Town of Manchester |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/28/2008 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT01033 |
| Federal ID | CT01033 |
| More Info | State Dam Safety Program |