harris galveston subsidence district harris galveston subsidence district

Last week, some of our Board of Directors and District Staff visited areas that have historically been affected by subsidence and toured important projects that have been implemented to prevent further subsidence in the Houston area. The Fort Bend Subsidence District was created by the Texas Legislature in 1989 as a conservation and reclamation district (Act of May 26, 1989, 71st Leg., R.S., ch. View More. Harris-Galveston Subsidence District (coastal Texas, U.S.A.) is worldwide one of the frontrunners in subsidence prevention, by regulating, registering, and permitting the withdrawal of groundwater from deep aquifers. 2 0 obj The accuracy of the referenced well land-surface altitude data has improved through time and the most . Harris-Galveston Subsidence District, Fort Bend Subsidence District, and the USGS are working closely with the Texas Water Development Board to ensure that the GULF-2023 model will be available as a regional tool for GMA 14 to provide the best science and planning information for the region. the U.S. Geological Survey Texas Water Science Center Gulf Coast Program collects, processes, and 2005: Established by the Texas State Legislature. 186 0 obj <> endobj Purpose: To maintain the quality and availability of Brazoria Countys groundwater resources for current users and future generations. Fax: 281-232-3355. groundwater withdrawal on land subsidence in the Houston-Galveston region of Texas. As a result of Senate Bill 1336 in the 84th Legislature, the Edwards Aquifer Authority is no longer required to submit management plans to the TWDB. Numerous subsurface faults have been documented beneath the Houston metropolitan area at depths of 3,200 to 13,000 feet. Land subsidence is sinking of the land surface, caused by compressing the many layers of clay beneath the surface. Harris-Galveston Subsidence District . <> below the land surface due to groundwater withdrawals. The water-level measurements in the dataset are built upon and stored in the National Water Information System: web interface, groundwater information, and field measurements website located here: http://dx.doi.org/10.5066/F7P55KJN. 1976: First regulatory area (Area of Concentrated Emphasis, ACE) established. ?Jj YV3YIi}SgQ)btH24[0PeU$'r-1[hBy"&aH@"F0Z1&N'f`^~D-ocr@:A /TG}]u9b l. The Authority has entered into a Water Supply Contract with the City of Houston to obtain treated surface water from Houston. These sites are being cooperatively run and operated by the following agencies. Water supply evaluation and population projections are underway. v24Wf\+p7Ak@Q(lCJ'$6(kKa FdbT41l1Y$k@*nx(7TK6A9. LX 0o9 'c* _Kq3b2'T9I?. The District was created to provide for the regulation of groundwater . Lone The Harris-Galveston Subsidence District is a special purpose district created by the Texas Legislature in 1975 to regulate groundwater withdrawal throughout Harris and Galveston counties in order to prevent land subsidence. The results of this study confirm the potential for compaction in the Jasper aquifer and subsidence to occur from brackish groundwater development particularly in up-dip areas near where the Jas-per is being used for freshwater supply. You can view research studies, model information, and interactive maps under the Science & Research tab of the HGSD website. Elections Subsidence is known to have occurred in the southern part of Montgomery County based on monitoring and long-term surveying of land surface. Purpose: To manage groundwater withdrawal and enforce groundwater regulation throughout Harris and Galveston counties, in hopes of preventing the land subsidence that leads to increased flooding. geographic information system (GIS) and used for the construction of regional water-level altitude and Grant opportunities to implement projects that help reduce water use in the HGSD Regulatory Areas. In 2001, the Texas legislature created the West Harris County Regional Water Authority (the Authority) to, among other things, reduce groundwater usage in, and to provide surface water to, the western portion of Harris County and a small portion of Fort Bend County. Brazoria County Groundwater Conservation District . Land subsidence is the gradual lowering of land-surface elevation. Disrupts collector drains and irrigation ditches. of Houston, Data were compiled and multiple hydrologic parameters were utilized to improve the understanding of the brackish resources within the study area. Gen. Laws 4251). The districts vision is to manage the groundwater resources so that, in the near future, the amount of groundwater withdrawn from the Gulf Coast Aquifer is no more than the average annual effective recharge to the Gulf Coast Aquifer System. )|#.`/D;WcM0z,B] mXU+^yZ!9K254cC.(WjoFgpK1EpvgoV "H7 OKQ:kHLa`Z=Hmm'rh`:Qfb5.!H{ 6+sBQ You can also view water levels by visiting the Lone Star Static Well Level Monitoring Network Map. HGSD is divided into three regulatory areas stretching from High Island and Galveston upwards to Hempstead, TX. SMU is developing subsidence maps from 1992 to 2023 by integrating data obtained from multi-temporal Interferometric Synthetic Aperture Radar (InSAR), a remote sensing technique using data collected from orbiting satellites, to quantitatively evaluate subsidence over specific periods of time across the region. The Harris-Galveston Subsidence District is a special purpose district created by the Texas Legislature in 1975. The model will simulate the impacts of groundwater use on aquifer water levels and land subsidence throughout the region and will be used to evaluate regulatory scenarios of interest to both subsidence districts. Learn about the District's water conservation programs and tools, Get local watering recommendations based off data from the District's weather stations. Occasionally, the district undertakes a review of the regulatory plan, working with other entities to assess future water needs and ensure that the plan will be successful in ceasing subsidence. 301 Jackson Street, Suite 639 Contact information for the Harris-Galveston Subsidence District. Click for adopted as an effective alternative to manual contour interpolation. %N_yuJlv\DxD"`UIci+QV8F,P"iRNd[U]4#8T&2m4=oCgq! Creation year: 1975 (64th Texas Legislature). In Houston, land subsidence is caused by the withdrawal of groundwater. 2003: Regulatory areas divided into area A, which includes the Richmond-Rosenberg Community Regional water-level change maps were constructed by interpreting the compiled water-level altitude data In addition HGSD provides water conservation, education, and outreach programs to underscore the importance of water conservation in the community. Richmond, TX 77469 For more information, or to learn how to submit your report online, visit: https://lnkd.in/gSz5XemV. . Kasmarek, M.C., and Ramage, J.K., 2016, Water-Level Measurement Data Collected during 2015-2016 and Approximate Long-term Water-Level Altitude Changes of Wells Screened in the Chicot, Evangeline, and Jasper Aquifers, Houston-Galveston Region, Texas: U.S. Geological Survey data release, http://dx.doi.org/10.5066/F77H1GP3. The U.S. Geological Survey, in cooperation with the Harris Galveston Subsidence District, City of Houston, Fort Bend Subsidence District, Brazoria County Groundwater Conservation District, and Lone Star Groundwater Conservation District, has produced this dataset of water-level changes and approximate water-level altitudes in the Chicot, Evangeline, and Jasper aquifers in the Houston-Galveston region, Texas. accurate land-surface altitude data available at the time of publication were used in the creation of Types of research sponsored by the District include: Each year the Board of Directors holds a public hearing for the purpose of taking testimony concerning the effects of groundwater withdrawals on the subsidence of land within the District during the preceding year. The Harris-Galveston Subsidence District is a special purpose district created by the Texas Legislature in 1975 to regulate groundwater withdrawal throughout Harris and Galveston counties in order to prevent land subsidence. each regional water-level altitude map. Harris-Galveston Subsidence District Meeting Agendas, Minutes and Hearing Notices. yV'1p s$&:j},WF") ]WdO9mu]eh+5K[1T@sPdQ$j%j\\u)) ->qT?^R:@RY!cpu)88p/~p]7 WEWj$U$e'I|MVfgyUcgwy~h8qZ hK}&EiQ';[P2 =Yal This site is a publicly available, searchable, online database of water information. https://lnkd.in/gkwTtcAZ. Website by Abstract Media, Lone Star GCD, 655 Conroe Park North Drive, Conroe, TX, 77303, United States, Lone Star Static Well Level Monitoring Network Map, Lone Star Groundwater Conservation District - Phase 3 Site-Specific Subsidence Investigations, Lone Star Groundwater Conservation District - Phase 2 Subsidence Investigations, Subsidence Study Phase 1 Draft Final Report. The goal was to keep the region elevated by developing ways to reduce groundwater consumption.. In the event of an emergency, please dial 9-1-1. Fort In this chapter: (1)AA"Agricultural crop": (A)AAmeans food or fiber commodities that are grown for resale or commercial purposes and that are to be used for food, clothing, or animal feed; and 18-396 passed on March 28, 2018, the Board of Directors held the Annual Groundwater Hearing beginning at 2:30 p.m. on May 23, 2018. All Rights Reserved. Subsidence regulation districts and their creation timeline The Harris-Galveston Coastal Subsidence District. Harris County MUD 501 is within the boundaries of the Harris Galveston Subsidence District (the Subsidence District) which regulates groundwater withdrawal. Newsletters Most compaction that occurs as a result of groundwater withdrawals is irreversible; even if groundwater The District was created to provide for the regulation of groundwater withdrawal throughout Harris and Galveston counties for the purpose of preventing land subsidence, which leads to increased flooding. This effort has published aquifer levels and subsidence data since 1975 and is a great example of what can be accomplished through sustained collaboration between, city, county, regional, and federal partners. In the Houston-Galveston region, land subsidence is caused by compaction of fine-grained aquifer sediments (silts and clays) USGS measures groundwater levels in over 700 wells in an 11-county area annually in the Star Groundwater Conservation District, and Copyright 2023 The Texas Alliance of Groundwater Districts. The live data from the two older PAM units may be viewed by clicking on the Subsidence Monitoring Network Map (If you have Google Earth installed on your computer, simply click on the .kml file, and Google Earth will automatically open, showing you the network map.). Water, For persons with questions or needing help regarding website accessibility, or to request the provided information in alternative formats, please call (713) 860-6400 or send an email to, Harris County Municipal Utility District 501, 10000 Towne Lake Parkway, Cypress, Texas 77433. Board The Authority has developed a groundwater reduction plan (GRP) and obtained Subsidence District approval of its GRP. Harris-Galveston Subsidence District Permitting Portal Fort Bend Subsidence District Permitting Portal Please use one of these links to reach to the appropriate Permitting Portal. The Lone Star GCD has studied the Gulf Coast Aquifer for a decade and confirmed the reports of many local water suppliers, which state that water levels in the countys aquifers have declined at an alarming rate as a result of deficit pumping. subarea, and area B. The cumulative compaction in the Chicot and Evangeline aquifers are measured at 13 extensometer stations in the 11-county area. region since the early 1900s. Click here to read our blog about how it could be addressed with a new USGS subsidence mapping tool. Lone Star Groundwater Conservation District - Phase 3 Site-Specific Subsidence Investigations (December 12, 2022), Lone Star Groundwater Conservation District - Phase 2 Subsidence Investigations (January 26, 2022), Subsidence Study Phase 2 Final Report (as approved on May 10, 2022), Subsidence Study Phase 2 Task 1 and Task 2 Draft Report, Subsidence Study Phase 2 Scope of Work (as approved on April 13, 2021), Subsidence Study Phase 1 Final Report (as approved on August 11, 2020), Subsidence Study Phase 1 Draft Final Report (pending Board approval on August 11, 2020). The public hearing fulfills the requirements of the Districts enabling legislation, which states that the Board of Directors shall hold a public hearing to take testimony concerning the effects of groundwater withdrawals on the subsidence of land within the District during the preceding year. Entdecke 1976 Pressefoto Charles "Chuck" R. Bowcock, Harris-Galveston Kstensenkung in groer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung fr viele Artikel! The Harris-Galveston Subsidence District maintains GPS monitoring stations in Harris, Galveston, Fort Bend and surrounding counties. . After collecting and evaluating groundwater-level data for quality control, data are incorporated into a This dataset shows current-year (2015-2016) water-level changes for each aquifer, 5-year (2011-2016) water-level changes for each aquifer, long-term (1990-2016 and 1977-2016) water-level changes for the Chicot and Evangeline aquifers, and long-term (2000-2016) water-level changes for the Jasper aquifer. To learn how to submit your report online, check out our instructional video! compaction data. Created by the Texas Legislature in 1975 to stop further subsidence in the Houston-Galveston region. During todays Board Meeting, Rosa Alvarez, Susan Baird, Sarah Benavides, Steve Gillett, Katherine Mears, and Don Johnson were reappointed and took their Oath of Office. These efforts have identified and documented the susceptibility of land surface subsidence due to the production of groundwater in the Chicot and Evangeline aquifers. By 1977, the withdrawals had resulted in water-level altitude declines of 350 feet below datum in the The USGS has a long history of working with HGSD and other entities in the Houston region. Harris County MUD 501 is located within the boundaries of the Authority. endstream endobj 187 0 obj <>/Metadata 33 0 R/OCProperties<>/OCGs[219 0 R]>>/Outlines 37 0 R/PageLayout/SinglePage/Pages 184 0 R/StructTreeRoot 50 0 R/Type/Catalog>> endobj 188 0 obj <>/ExtGState<>/Font<>/Properties<>/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 189 0 obj <>stream In cooperation with Bandera County River Authority & Groundwater District Featured District, Develop population and demand projections for 10 counties through 2100, Conduct alternative water supply assessment, Develop the Gulf Coast Land Subsidence and Groundwater Flow (GULF)-2023 model with US Geological Survey and Texas Water Development Board, Update the analytical subsidence models previously used by the HGSD and FBSD, Groundwater regulation (or lack thereof) in adjacent counties. They have successfully slowed-down land subsidence, decreased flood risks, and overall maintained the viability of the area. Population projections were developed at the census block level for each decade from 2010 to 2070 using the 2010 U.S. Census as a population baseline.