Moulton Niguel Water District
The Moulton Niguel Water (MNWD) provides water for about 171,346 residents living in the Laguna Niguel area, and the rest of South Orange County. Moulton Niguel Water District spans the Cities of Aliso Viejo, Laguna Hills, Mission Viejo, Dana Point, and San Juan Capistrano. Established in 1960, the Moulton Niguel Water District relies on imported water from Metropolitan Water District (MWD) through the Colorado River Aqueduct (from Colorado River basin) and the Northern California’s State Water Project.
Laguna Niguel Drinking Water Quality
Consumer Confidence Water Quality Reports
Under the authority of the Safe Drinking Water Act, the EPA requires Moulton Niguel Water District 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 Laguna Niguel main water system here:
Contact Moulton Niguel Water District Customer Service
Have a Question, Issue or Comment?
Main Customer Service
949-831-2500 (Mon–Fri, 8:00 AM–5:00 PM)
"No email provided. Please visit the contact form." (https://www.mnwd.com/contactus/)
Emergency (24 hours - broken water main or pipeline, etc.)
Pay Your Moulton Niguel Water Bill
Already have an account?
If you already have an account, you just need to login to the Moulton Niguel Water site. Moulton Niguel Water 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 Moulton Niguel Water 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 Water Service
Starting Your Service
When you move to a new home in Laguna Niguel, you'll most likely already have running water, but you'll still need to set up water service with the Moulton Niguel Water. Luckily, 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 Laguna Niguel, you'll need to stop your water service with the Moulton Niguel Water, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.