For urgent issues, such as a Wastewater Issue, No Water, Low Pressure, or need your water turned off to make a repair, please first call our Austin Water Customer Service Center at 512-972-1000.

For non-urgent requests, please use this form. Use the Leak Response Map (login required) to find out if an issue has already been reported.


Telephone: 512-972-1000

Physical Address:
625 E. 10th St.
Austin, 78701

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Open Hours: Report Water & Wastewater Emergencies

Available 24/7

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New Homeowners

Wastewater Averaging Period

Between Mid-November and Mid-March, COA performs wastewater averaging. During this period where there is less use of irrigation and watering, it is easier to determine wastewater usage for each unit. This determine the wastewater usage cost that is charged each month for the next 12 months.

Reducing all usage for water can during this period will reduce the wastewater cost during this period.


If you have a leak, please refer to the leak information above. With proper documentation, you can apply for water leak bill adjustment.

Updated on October 2, 2021

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