Middlesex Water Company
Iselin Drinking Water Quality
Consumer Confidence Water Quality Reports
Under the authority of the Safe Drinking Water Act, the EPA requires Middlesex Water Company to assess local water quality each year and distribute a Consumer Confidence Water Quality Report.
The information in this report includes the source of your water, whether your water meets EPA standards, detailed tables of detected contaminants, detailed descriptions of those contaminants, possible reasons why they're present, and potential health effects (if any).
Read the Consumer Confidence Report for Iselin main water system here:
Contact Middlesex Water Company Customer Service
Have a Question, Issue or Comment?
Main Customer Service
800-549-3802 (Mon–Fri, 9:00 AM–5:00 PM)
Emergency (24 hours - broken water main or pipeline, etc.)
Pay Your Middlesex Water Company Bill
Already have an account?
If you already have an account, you just need to login to the Middlesex Water Company site. Middlesex Water Company accepts credit cards, debit, and direct deposit. Click here to login.
Want to create a new account?
You can create a new account on the Middlesex Water Company website. Once you create the account, you can setup payment with credit, debit, or direct deposit. Click here to create an account.
Want to pay without an account?
You can make a one-time payment without creating an account. You will need to have your credit or debit card in order to make the one time payment. Click here to make a one time payment.
How to Start Woodbridge Water Service
Starting Your Service
When you move to a new home in Iselin, you'll most likely already have running water, but you'll still need to set up water service with the Middlesex Water Company. Luckily, Woodbridge has made it pretty simple with the following online form. Starting service generally takes just two business days.
Stopping Your Service
When you move out of a home in Iselin, you'll need to stop your water service with the Middlesex Water Company, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.