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Public Water Supply: Compliance Resources

Information, guidance, and forms for public water systems in Texas.

Compliance Resources by PWS Classification

Find out if your water system is regulated as a community, nontransient noncommunity, or transient noncommunity system; how to establish a new system; and find out what your requirements are for operations, sampling, monitoring, reporting, and public notifications.

Water Districts

Water Districts – find information about creating, funding, or managing a Water District in Texas.

Water Districts Advisory Workgroup – find out how to participate in the Districts Advisory Workgroup, time and location of upcoming meetings, and agendas and minutes for past workgroup meetings.

Water District Database (WDD) – data, reports, maps, and reference materials for water districts in Texas.

Drinking Water Watch

Drinking Water Watch (DWW) – search the database for your water system to find analytical results, schedules, violations, and more. To ensure that communication and compliance information is addressed to the appropriate personnel at your public water system, owners and operators should notify TCEQ of any changes to contact information by emailing

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Delinquent Fees – TCEQ’s policy on delinquent penalties and fees, how to find out what you owe, and how to make a payment.

Regulatory Assessments Collected by Retail Public Utilities Adobe Acrobat PDF Document (RG-199) – guidance on the “regulatory assessment” item included in water and wastewater bills.

30 TAC § 290.51Exit the TCEQ – establishes fees for services provided by TCEQ to public water systems.

SUNSS Revenue and Regulatory Assessment Reporting – online reporting system for water and wastewater utilities required to collect the Regulatory Assessment Fee from retail customers.

Small Business and Local Government Assistance

TCEQ's Small Business and Local Government Assistance section offers free, confidential help to small businesses and local governments working to comply with state environmental regulations. Call us at (800) 447-2827 or visit our webpage at

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