The term "environmental flows" is used to describe the flow of water (both quantity and timing of flow) needed to maintain ecologically healthy streams and rivers, as well as the bays and estuaries ...

From the rolling plains of Childress County in the southeast to the dry arroyos of Dallam County in the northern Panhandle, the Panhandle (Region A) Regional Water Planning Area includes 21 counties ...

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 ...

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 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 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 ...

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 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 ...

Lake Houston is located four miles north of Sheldon and eighteen miles northeast of Houston in Harris County, on the San Jacinto River. The lake is owned by the City of Houston and operated and ...

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 ...

Do I need to register my water well, and if so, how do I do that? Private water well owners in Texas do not need to register their well unless the property falls within the jurisdiction of a ...

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 ...