Repair Work: January 22, 2026

MMIA will be working on a repair in the district today. The below streets and potentially surrounding areas will be out of water for around 6-8 hours today.

Streets will include Mill Ridge Drive, Regency Oak Drive, Regency Forest Drive, Brigid Place, Regency Pine & Regency Ash.

If you are without water, please know that we are aware and are working to make repairs as quickly as possible.

Main Line Break: January 20, 2026

MMIA is aware of a water line break in your area. If you live on the listed streets, you will experience a water outage. Our crew is onsite and working to repair the issue as quickly as possible.

Mill Ridge Drive, Regency Oak Drive, Regency Forest Drive, Brigid Place, Regency Pine & Regency Ash

Please know if you are in this area or potentially surrounding areas, you may experience water loss for up to 8 hours.

New Billing System and Online Customer Portal Now Live!

MMIA, Inc. is pleased to announce the successful transition to Starnik’s billing system and the launch of our new online customer portal.

Please watch for an email on Thursday, December 4, 2025 around 1pm, from WaterDistrict-MMIA@starnik.net with instructions to create an account on the online portal. The email will provide an encrypted security code only provided via the “register now” link or on your bill. Please note, your “register now” link is unique to your account and cannot be shared for others to enroll.

If you were previously enrolled in automatic payments, please note that you will need to make this month’s payment manually and reenroll for automatic payments through the new portal.

We sincerely appreciate your patience and understanding during this transition.

NW Harris County MUD 9

Surface Water Conversion Information

February 20, 2025

Please read the important information regarding surface water conversion.


The following information is being provided to help you become familiar with the policies and procedures relating to your water and sewer service. The neighborhood(s) included in this district: Anderson Woods, Creekstone Village, Forest at Millridge, Marwood Estates, Marwood Village, Millridge North, Millridge Pines, Oak Hollow Estates, Regency Forest, The Park at Cedar Landing, and Vintage Woods.

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The District respects your privacy. Your contact information will not be used for any purpose other than to communicate with you regarding District news and events.

Text Alerts

If you’d like to sign up to receive important news and updates from the district via text messages, you can send a text message to (832) 345-5731 with the word MUD9 and you’ll be registered.

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Third generation, family owned

Today MMIA operates over twenty water districts in northern Harris and southern Montgomery counties. Our decades of experience provides our customers with the confidence that they are in good hands.