Harris Galveston Subsidence District

The Harris-Galveston Subsidence District (HGSD) is a special purpose district created by the Texas Legislature in 1975 to provide for the regulation of groundwater withdrawal throughout Harris and Galveston counties for the purpose of preventing land subsidence. The District’s enabling legislation is found in Chapter 8801 of the Special Districts Code.

The HGSD is the premier water management and subsidence authority in the Upper Gulf Coast Aquifer in Texas. HGSD plays an integral role in regional water management strategies to ensure the long-term viability of all water resources while protecting lives and property within the HGSD boundaries from the impacts of subsidence and flooding.

Mission Statement

HGSD protects lives and property within the HGSD’s boundaries from the impacts of future subsidence by providing reasonable groundwater regulation based on the best available science.

Strategic Goals

Utilizing the HGSD’s mission and vision statements, the following strategic goals will be the focus of the District:

  • Conduct research that enhances the understanding and effective management of the Upper Gulf Coast Aquifer System to minimize subsidence in the HGSD boundaries
  • Educate the community on the importance of water resources, the occurrence of subsidence in the region, and promote water conservation
  • Communicate effectively with regional water providers and stakeholders
  • Provide reasonable groundwater regulation in support of the HGSD’s mission
  • Develop a diverse, highly-motivated, customer service focused organization while maintaining fiscal stability