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, ...

The Rio Grande Basin covers the largest area in Texas of any major river basin. The basin's namesake river was called Rio Grande, "Big River," by early Spanish explorers. From its headwaters in ...

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, ...

The Texas Water Development Board (TWDB) Groundwater Database (GWDB) contains information on selected water wells, springs, oil/gas tests (that were originally intended to be or were converted to ...

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 ...

1. What can the program do for you? The Clean Water State Revolving Fund, authorized by the Clean Water Act, provides low-cost financial assistance for planning, acquisition, design, and construction ...

1. What can the program do for you? The Drinking Water State Revolving Fund, authorized by the Safe Drinking Water Act, provides low-cost financial assistance for planning, acquisition, design, and ...

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 ...

The Flood Planning Data Hub is the source for information compiled by the TWDB for the regional flood planning groups. This includes resources from many entities. An index of GIS resources is ...

The mission of the water conservation staff is to provide leadership, planning, education, information, technical assistance, and agricultural financial assistance for water conservation in Texas. In ...

Texas has 367 miles of coastline within which 21 river basins terminate, bringing fresh water from surface run-off, rivers, and streams into individual bays. Here, bounded by barrier islands, the ...