Welcome to the Official Website of South Texas Water Authority

Our Mission

At STWA we are committed to working with governmental entities, Water Supply Corporations, industry and commerce to maintain a water supply for current and future needs.

NWSC and RWSC Customers

Please check the NWSC and RWSC websites for payment options, updates and other important information.

Conservation Tips

There are a number of easy ways to save water, and they all start with you. When you save water, you save money on your utility bills. Here are just a few ways...Conservation Tips

Recent News View All »

Holiday Closure - Thanksgiving

November 15, 2024

Our offices will close at 12:00 p.m. on Wednesday, November 27, 2024 and will remain closed on November 28th and 29th. Please call 361-592-9323 in case of an emergency.

Normal hours will resume on Monday, December 2nd. We wish you a safe and happy Thanksgiving weekend.

We Are Grateful

November 01, 2024

As Thanksgiving approaches, we're reminded of the countless blessings in our lives and the importance of gratitude. It's a time to come together with loved ones, reflect on the year's blessings, and express appreciation for the abundance that surrounds us.

As we gather around the table to share a meal and create cherished memories, let us also take a moment to honor our veterans and express our heartfelt gratitude for their service and sacrifice.

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