Yellow Mill Dam is an earth dam located in New London County, Connecticut. It carries a Significant hazard potential classification.
Dam profile
NID height · 6 ft6 ft tall and 250 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Yellow Mill Dam
Yellow Mill Dam is a dam in New London, Connecticut. The dam is owned by Edward Grenier Et Al (private). It impounds the Pachaug River.
The dam stands 6 feet tall and stretches 250 feet across, creates a reservoir covering 5 acres, and collects water from a drainage area of 28 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.
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Location
| State | Connecticut |
| County | New London |
| River/Stream | Pachaug River |
| Coordinates | 41.57727, -71.86780 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 250 ft |
Storage & Hydraulics
| Surface Area | 5 acres |
| Drainage Area | 28 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Edward Grenier Et Al |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT01372 |
| Federal ID | CT01372 |
| More Info | State Dam Safety Program |