Skip to main content
Home/Utilities/New Jersey/MIDDLESEX WATER COMPANY

MIDDLESEX WATER COMPANY

Serving 14 cities in NJ

Action Needed
8 above health guidelines
233K
People Served
14
Cities
1
Water Sources
0
MCL Violations

Official MIDDLESEX WATER COMPANY Resources

MIDDLESEX WATER COMPANY Service Area

Loading map...

Service Area

This map shows the approximate service area for MIDDLESEX WATER COMPANY. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

MIDDLESEX WATER COMPANY Water Quality Grade

F
Failing

Significant water quality issues. Filter recommended.

Quality Score20/100
8
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is MIDDLESEX WATER COMPANY Water Safe to Drink?

MIDDLESEX WATER COMPANY has reported 8 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 233,376 people across 14 cities in NJ. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in New Jersey β†’

MIDDLESEX WATER COMPANY Service Area

MIDDLESEX WATER COMPANY Contact & Information

Mailing Address

485-C ROUTE 1 SOUTH SUITE 400 Iselin, NJ 08830

B2B Contact Data

B2B Contact Data Available

Contacts for MIDDLESEX WATER COMPANY

Updated Jan 2026
Sample Preview (masked)
NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
Unlock full contact details

Water Sources & Treatment

Water Sources

Surface water

Treatment Methods

air strippingconventionaldisinfectionfiltration

Disinfectant Used

chloramines, chlorine, filtration, hypochlorite, ozone

Recommended Water Filters for MIDDLESEX WATER COMPANY

Based on water quality data from cities served by MIDDLESEX WATER COMPANY, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Stay Informed About Your Water Quality

Get EPA reports, filter recommendations, and safety alerts for your area.

Join 10,000+ people protecting their families. Unsubscribe anytime.