Paying Your Water Bill Just Got Easier

Moulton Niguel customers can pay bills online, over the phone, in person or by mail!

Payment Options
Pay Online Through Our Customer Portal
MyWater MNWD

Manage your water usage data by viewing your consumption and bill history, view past bills, learn about our water conservation programs and rebates, enroll in paperless billing, and pay bills online at your convenience.

Here’s how to get started:

  1. Download the app from the Google Play or Apple Store, or visit us online at
  2. Register with your MNWD account number and an email address
  3. Manage your water usage and enjoy MyWater MNWD!

Start saving time and money today by enrolling in Auto Pay to have your monthly bill paid automatically from your bank account or credit card.

***NOTE: If you are enrolling in the new Auto Pay system prior to May 15th, please make sure you deactivate Auto Pay in the old OnlineBiller portal.

Pay by Phone
Pay your bill using MasterCard, Discover, Visa credit cards, or your bank account

Pay your bill using MasterCard, Discover, or Visa credit cards, or your bank account. To pay over the phone using your credit card or bank account, call (844) 409-5596.

Please Note: Payments are handled by Paymentus, a third party payment processor. For assistance making payments, you may call Customer Service at (800) 420-1663.

Pay By Mail
Mail your bill payment stub with a check

Mail your bill payment stub with a check in the courtesy reply envelope provided. Please do not send cash through the mail. Our mailing address is:

Moulton Niguel Water District
P.O. Box 30204
Laguna Niguel, CA 92607

Pay In Person
Located at 27500 La Paz Road, Laguna Niguel CA, 92677

You can drop your bill off at the MNWD Payment Office at 27500 La Paz Road, Laguna Niguel CA, 92677. Our office hours are 8am-5pm, Monday-Friday. The District accepts cash and check for in-person payments.

There is a drop box located near the parking lot outside the District headquarters for convenient, 24/7 payments. Payments received in the drop box will be processed the next business day. Please do not use the drop box for cash payments.


Looking for the old eBill service portal?

More Information Here

***NOTE: The old eBill service portal will be shut off on May 15, 2018.  Going forward, one-time and recurring bill payments can be made through our new customer portal, You can still access your eBill account temporarily here.***


As part of our ongoing commitment to you, Moulton Niguel has partnered with Paymentus, an industry leading payment processor, to provide you with new options for paying your bill online. Beginning May 15, 2018, online bill payments will only be available through our new customer portal, MyWater MNWD.

If you experience any difficulties, please contact our Billing Department during regular business hours (Monday – Friday, 8am – 5pm) at (949) 448-4050.