The Texas Water Service Boundary Viewer (TWSBV) is closed for the remainder of the year and will reopen for editing on January 2, 2025. If you would like to submit updates or verification of a retail ...

For centuries, people have relied on rainwater harvesting to supply water for household, landscape, livestock, and agricultural uses. Before the advent of large centralized water supply systems, ...

For additional information, please contact TWDB's Water Loss Audit team at [email protected] or 512-463-0987. Water loss audits are required to be completed by a person trained to conduct water ...

THE ONLINE WATER USE SURVEY IS NOW OPEN. The Water Use Survey is open January 2, 2025 and will close March 1, 2025. The Texas Water Development Board (TWDB) is legislatively directed to provide ...

Rainwater harvesting is useful if enough rainwater can be captured and stored to satisfy needs during dry periods. So, how much rainwater can a homeowner expect to collect and store in Texas? Assuming ...

The mission of the Texas Water Development Board (TWDB) is to lead the state's efforts in ensuring a secure water future for Texas. Our mission is a vital part of Texas' overall vision and the state's ...

Composed of all or parts of 15 counties, Region H includes portions of the Trinity, San Jacinto, and Brazos river basins. The Houston metropolitan area is located within this region. The largest ...

This historic Texas Board of Water Engineers report series ran from 1936 to 1961. As of February, 2017, all available hard copies have been scanned. Hard copies are not available. Unscanned, unlinked ...

Calaveras Lake is located about fifteen miles southeast of San Antonio in Bexar County, on Calaveras Creek, a tributary of the San Antonio River. Together with the smaller Victor Braunig Lake, the ...

Falcon International Reservoir (also known as Falcon Lake or Dam) is located forty miles southeast of Laredo in Zapata County, on the Rio Grande. The dam and lake are managed jointly by governments of ...

The Region C Regional Water Planning Area includes all or parts of 16 counties. Overlapping much of the upper portion of the Trinity River Basin, Region C also includes smaller parts of the Red, ...