Water Districts (0)
| AQUARION WATER COMPANY |
| CITY OF GROTON UTILITIES |
| GROTON LONG POINT |
| NOANK WATER COMPANY |
Fire Districts (1)
| CENTER GROTON |
| CITY OF GROTON |
| GROTON LONG POINT |
| MUMFORD COVE |
| MYSTIC |
| NAVY |
| NOANK |
| OLD MYSTIC |
| POQUONNOCK BRIDGE |
| WEST PLEASANT VALLEY |
Electric Districts (2)
| CITY OF GROTON UTILITIES |
| EVERSOURCE |
Sanitary Service Areas (4)
| Area Outside Sewer Service Area Recommended to be Sewered |
| Planned Sewer Avoidance Area (DEEP, 2003) |
|