Welcome to Moulton Niguel Water District!
Moulton Niguel Water District delivers high-quality drinking water, recycled water and wastewater services to more than 170,000 customers in Laguna Niguel, Aliso Viejo, Mission Viejo, Laguna Hills, Dana Point, and San Juan Capistrano. A leader in conservation and environmental protection, Moulton Niguel maintains the lowest combined average water and sewer bill in South Orange County.
This March and April, Moulton Niguel is helping you find and fix hidden leaks in your home!
To support Fix-a-Leak Week, we’re making it easier than ever to check for toilet leaks by sending you a FREE Leaky Toilet Test by mail. Keep an eye on your mailbox and join us in saving water by stopping leaks.
Dive into our State of the District!
Learn how we are securing a sustainable future for our community. Through innovative approaches, we’re optimizing water resources, investing in resilient infrastructure, and building for tomorrow’s challenges. Together, we’re ensuring a reliable water supply and a thriving community for generations to come.
Resilient Together
Moulton Niguel Water District has partnered with customers over the years to implement water efficiencies that have made us resilient. Because of the District’s innovative programs and investment in those programs, it is well-positioned to provide safe, reliable water to its customers even in challenging times. But, we can do more. From water-efficient tips to rebates and workshops, find information on how to make every drop count.
Crown Valley Pipeline Replacement Project
Moulton Niguel will replace 2 miles of water transmission pipeline and sewer pipeline beneath Crown Valley Parkway, between Camino Del Avion and Hillgurst Drive. The new pipelines are essential to ensure safe and reliable water and sewer service to local homes and businesses.
Start: September 2023
Estimated Completion: Spring 2025
Location: Crown Valley Parkway, between Camino Del Avion & Hillhurst Drive
Expected Traffic Delays: Monday – Friday l 8am – 3pm
Learn about where our water comes from!
Are you interested in earning about where our water comes from? Take a “Deep Dive” with us as we cover the following topics!
- A tour of our water’s journey from the mountains in Colorado and the High Sierras to customers’ taps
- How our water is treated regionally and locally so it is safe to drink
- How we plan for the future to ensure water reliability and sustainability
Earn Rebates
Learn how you can qualify for water efficiency rebates.
Understanding Your Water Budget
Your monthly statement contains information to help you understand your water use.
High-Quality Water
Lowest Average Bill in
South Orange County
Board Meetings and Agendas
Browse agendas, minutes, and handouts from all our Board Meetings.
Events
Visit our calendar for a full list of Moulton Niguel workshops, events and more.