These estimates are produced using information from the annual Water Use Survey and water use estimates for irrigation, livestock, municipal, manufacturing, mining and steam-electric power categories.

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 ...

Located on the southern edge of the Edwards Plateau, the six-county Plateau Regional Water Planning Area stretches from the United States-Mexican border in the west to the Texas Hill Country in the ...

Located on the southern edge of the Edwards Plateau, the six-county Plateau Regional Water Planning Area stretches from the United States-Mexican border in the west to the Texas Hill Country in the ...

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 ...

The Amistad International Reservoir is located in Val Verde County, Texas and the State of Coahuila, Mexico, with the dam approximately 12.8 river miles above Del Rio and Ciudad Acuña. The Amistad dam ...

Groundwater, along with surface water, is important for maintaining the viability of the state's natural resources, health, and economic development. The projected doubling of the state's population ...

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 ...

Lake Worth is located in the west of City of Fort Worth in Tarrant County, on the West Fork of the Trinity River, the upper stream of the Trinity River. The lake is owned and operated by the City of ...

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 Lower Colorado Regional Water Planning Area is composed of all or parts of 14 counties, stretching from Mills County in the Hill Country southeast to Matagorda County on the Gulf Coast. Most of ...