Water Providers in Hartford County
- Berlin Water Department
- Bristol Water Department
- Connecticut Regional Water Authority
- Cromwell Fire District
- Ct Water
- CT Water
- CT Water - Avon Water
- CT Water - Chester Water System
- Ct Water - Crystal System
- Ct Water - Heritage Water Company
- Ct Water - Naugatuck Registration - Collinsville System
- CT Water - Naugatuck - Terryville
- Ct Water - Unionville System
- Hazardville Water
- Jewett City Water
- Kensington Fire District
- Meriden Water Department
- New Britain Water Department
- Southington Water Department
- Valley Water Systems
