Witaj, świecie!
13 kwietnia 2016Click here for more information about the Authority. region since the early 1900s. HGSD conducts regulatory planning on a regular basis to confirm that adopted regulations have reduced subsidence rates. The accuracy of the referenced well land-surface altitude data has improved through time and the most 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. below the land surface due to groundwater withdrawals. 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). reduce groundwater withdrawals in Harris and Galveston Counties. On the first stop, we visited the Texas City Rainwater Pump Station, where Texas Citys Emergency Management team takes runoff rainwater from ditches in the area and pumps it into Moses Lake. Click here for more information about the Subsidence District. Removing water from fine-grained aquifer sediments compresses the aquifer leaving less pore space available to store water resulting . Providing analysis of accurate and up to date predictions on water usage; the enforcement of real disincentives to those who rely too heavily on groundwater; and an unwavering commitment to practicing and promoting water conservation. Chicot-Evangeline aquifer in southeastern Harris County, and correspondingly, by 1979, as much as 10 Harris County MUD 501 purchases its water supply from Harris County Municipal Utility District 500, which purchases surface water from the Authority. Establishes policy regarding groundwater regulation withdrawals to control subsidence. Contact Us. endstream endobj 190 0 obj <>stream This district was created because area residents and local governments were becoming increasingly alarmed by subsidences continued impact on the regions economic growth and quality of life. The data is temporarily stored in an on-site monitor and periodically uploaded to computers at the Harris Galveston Subsidence District. The Harris-Galveston Coastal Subsidence District has required reduced groundwater use to slow or stop subsidence (sinking of ground level) in Harris and Galveston Counties. <> Harris-Galveston Subsidence District. In cooperation with Harris-Galveston Subsidence District, the City of Houston, Fort Bend County Subsidence District, Lone Star Groundwater Conservation District, and Brazoria County Groundwater Conservation District, the U.S. Geological Survey Texas Water Science Center Gulf Coast Program collects, processes, and interprets groundwater-level . Datasets of water-level changes and altitudes in the Chicot, Evangeline, and Jasper aquifers. Lone Star GCD is working with the Subsidence District to make the newer stations available online. collection year and the interpolated water-level altitude of the historic year from a modeled surface. The District uses exceptional scientific research to ensure the best available technology and approaches are considered with respect to water management and subsidence monitoring. Now on its fifth iteration since 1976, the plan describes the different regulatory areas throughout the district, defines groundwater withdrawal limits for each area, and provides guidelines for permitting. HARRIS GALVESTON SUBSIDENCE DISTRICT TESTIMONY TO COMMITTEE ON COUNTY AFFAIRS 2. Managing how groundwater resources are used is key to controlling subsidence. Lone Star Groundwater Conservation District, Brazoria County Groundwater Conservation District, Fort the Houston-Galveston Region, Texas. sOsOg_oW uMfM "F6H1#]Q]9gv3] m ]:U3*~=lrz&/tU=j4VRi/Y?Qk#mLiQ&~9zOo,6L#?~"|HJ@uF~[L iaG,):LUCB$\zB+B=zT& According to a 2017 USGS report, Water levels in the southeastern parts of the study area in the Chicot and Evangeline aquifers have generally continued to rise since 1977, while water levels in the northern and western parts of Harris County and Southern Montgomery County have continued to decline. The review of the plan includes the following steps: The initial stakeholder meeting for the joint regulatory plan review will take place May 20, 2020 and future progress meetings will be scheduled periodically throughout the project. 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 U.S. Geological Survey Texas Water Science Center Gulf Coast Program collects, processes, and The Harris-Galveston Subsidence District maintains GPS monitoring stations in Harris, Galveston, Fort Bend and surrounding counties. Extensometers and Subsidence. Grant opportunities to implement projects that help reduce water use in the HGSD Regulatory Areas. (3) "District" means the Harris-Galveston Subsidence District. The Houston area's two subsidence districts the Harris-Galveston Subsidence District, HGSD, and the Fort Bend Subsidence District have worked to monitor subsidence and mitigate it through a variety of water management efforts. Creation year: 1975 (64th Texas Legislature). 1045, 1989 Tex. 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. Surface water rates dropped from $5.05 to $4.55, and the groundwater pumpage fee went from $4.60 to $4.10 per . 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! Lone Gen. Laws 4251). The U.S. Geological Survey prepared this dataset in cooperation with the HarrisGalveston Subsidence District, City of Houston, Fort Bend Subsidence District, and Lone Star Groundwater Conservation District. water-level altitude and regional water-level change contour map can be found in the individual year The Authoritys GRP sets forth the Authoritys plan to comply with the Subsidence District regulations, construct surface water facilities, and convert users from groundwater to alternate source water (e.g., surface water). Now Hiring! The Harris-Galveston Subsidence District (HGSD) is a special purpose district created by the Texas Legislature in 1975. Overview of Science and Research conducted by the Harris-Galveston Subsidence District, The strategic direction for science and research conducted at the Harris-Galveston Subsidence District. Subsidence can be an important issue in certain areas such as the Gulf Coast region. Check out this great opportunity to learn about groundwater and subsidence at HMNS - Sugar Land's latest exhibit open now until May 14, 2023! Damages roadways, bridges, building foundations, and other infrastructure. When we pump large amounts of water from the aquifers beneath us, we pull water out of the many layers of clay, which causes the clay to compact, lowering the elevation of the land above. You can also view water levels by visiting the Lone Star Static Well Level Monitoring Network Map. HGSD Financial Information including Budgets, Annual Audits, and Financial Reports. With the last regulatory plan adopted in 2013, HGSD recently initiated a joint regulatory plan review in cooperation with the Fort Bend Subsidence District (FBSD) in January 2020. These data were used to develop a groundwater flow model capable of simulating subsidence to inform the subsidence risk of brackish development of the Jasper aquifer. A focus of these scenarios will be on the variables that minimize subsidence in the future while accounting for the availability of alternative water supplies. Subsidence is known to have occurred in the southern part of Montgomery County based on monitoring and long-term surveying of land surface. 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. The Houston area's two subsidence districts the Harris-Galveston Subsidence District, HGSD, and the Fort Bend Subsidence District have worked to monitor subsidence and mitigate it through a variety of water management efforts. HVMs9W(GEU nQ,bb]4vb3Z_lW=zl%{O;\o%{ebEw Then, use either Enter or Space key to open the selected district. Groundwater Conservation District Information (O-Z and Subsidence Districts) For keyboard navigation: First, use Arrow Keys to navigate up and down the districts. water levels in the aquifer were declining with associated depressuring, dewatering, and compaction In order to evaluate the performance of the projection methodology which informed the 2013 DRP, the short-term projections from the RGUP have been evaluated against recent estimates of population and water demand from multiple sources at various geographic scales. =*-SRIbI -|tdAl` Q ka+dzLp[fAh/tGp7=>>q[y,Nz Ma In addition HGSD provides water conservation, education, and outreach programs to underscore the importance of water conservation in the community. Harris County MUD 501 is within the boundaries of the Harris Galveston Subsidence District (the Subsidence District) which regulates groundwater withdrawal. Learn about the history of the Harris-Galveston Subsidence District. as the difference in water-level altitude at each well for the water-level data collection year and the Subsidence is known to have occurred in the southern part of Montgomery County based on monitoring and long-term surveying of land surface. Water-level altitude contours, wells, and compaction data have been combined in an interactive map that allows users to view annual water-level altitudes from 1977 through the present, water-level changes over time, and historical time series of compaction data. 2 0 obj Purpose: To preserve, conserve and protect Montgomery Countys groundwater supplies. The RGUP originally started in 2010 as the Harris-Galveston Subsidence District (HGSD) 1999 Regulatory Plan Update, but due to its benefits to other regional groundwater regulatory agencies, the Fort Bend Subsidence District (FBSD) and the Lone Star Groundwater Conservation District (LSGCD) joined the collaborative effort in 2010.The primary benefit of collaboration between these three entities is that each of them could use the RGUP to vet their existing regulatory plans using updated population/water demand data and groundwater modeling capability, and in the case of HGSD and FBSD, investigate the physical effects of changing their existing regulatory plans to accommodate the practical realities facing their stakeholders while successfully completing the Districts mission objectives. The USGS has a long history of working with HGSD and other entities in the Houston region. In the event of an emergency, please dial 9-1-1. established the Fort Bend Subsidence District and two groundwater conservation districts: Lone Star 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. their jurisdiction. % If the elevation of your house is only 10 feet above sea-level and you lose 10 feet of elevation because of subsidence, your house is now under water. Legislature authorized the establishment of the Harris-Galveston Subsidence District to regulate and She joins Harris County from the Harris-Galveston Subsidence District, where she has served as Deputy General Manager for the past 3 years and oversaw the District's Regulatory Planning, Scientific Research, and Water Conservation Programs. This dataset was created to provide resource managers, public officials . Click here to read our blog about how it could be addressed with a new USGS subsidence mapping tool. Bend County Subsidence District, Lone They have successfully slowed-down land subsidence, decreased flood risks, and overall maintained the viability of the area. 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. 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. Register a well, permit applications, renewals, and amendments. Since 1836, groundwater withdrawals have caused about 3,200 square miles of the Houston-Galveston area to subside (or sink) more than a foot, with some areas subsiding as much as 12 to 13 feet. 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 Field inspector Robert Loveland sets up GPS monitoring site P013 that delivers data on land subsidence, or the sinking of land surface, to the Harris-Galveston Subsidence District, Tuesday . Since the mid 1970's, the USGS and the Harris-Galveston Subsidence District have conducted scientific investigations and subsidence monitoring for over 40 years. Creation year: 2001 (77th Texas Legislature). In the Houston-Galveston region, land subsidence is caused by compaction of fine-grained aquifer sediments (silts and clays) destroyed or were not measured during the individual publication study period. It is the purpose of the HGSD Regulatory Plan to establish policy in the area of groundwater regulation, permits and enforcement. Harris-Galveston Subsidence District, the 1 of 3. 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. https://lnkd.in/g-6YkVmS 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. water below land surface) from the referenced well land-surface altitude. Star Groundwater Conservation District, and 2005: Established by the Texas State Legislature. Groundwater-level and compaction data are available as part of USGS data products. Southeast Texas Groundwater Conservation District; Other Districts. 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. The District provides for the regulation of groundwater withdrawal throughout Harris and Galveston counties for the purpose of preventing land subsidence, which leads to increased flooding. Data provided by the USGS. Since the creation of the GMA, HGSD has provided information, research, and financial support to the GMA process. The District office will be closed on Monday, February 20, 2023, in observance of Presidents Day and will reopen during regular business hours on Tuesday, February 21, 2023. Most compaction that occurs as a result of groundwater withdrawals is irreversible; even if groundwater accurate land-surface altitude data available at the time of publication were used in the creation of For non-emergency law enforcement matters, please contact the Harris County Sheriffs Office non-emergency line at (713) 221-6000. water for municipal supply, commercial and industrial use, and irrigation in the Houston-Galveston V(&xH:1dxB0"5Cu)edL9x2Z~Q`&1R`oC1NTEGxfP8QMiuy6T8-%HI Y{*,t wBh# `c331vf2~+kRbs "cX1K3H3200 iy@Se! g= 2001: Established by the Texas State Legislature. Texas Water Development Board works best with JavaScript enabled. HGSD has the goal of reducing the area to 20% reliance on groundwater by 2035 and managing water to promote . Explore Groundwater-Level and Compaction Data in the Chicot, Evangeline and Jasper Aquifers. Removing water from fine-grained aquifer sediments compresses the aquifer leaving less pore space Click here to view information and publications from USGS about groundwater and subsidence on the Texas Gulf Coast. Harris-Galveston Subsidence District Meeting Agendas, Minutes and Hearing Notices. 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. UNESCO Land Subsidence International Initiative. The variables to be explored include: Since the District was created in 1975, our focus has been on preventing subsidence through reasonable regulation of groundwater use, says Mike Turco, General Manager of HGSD, our commitment to cutting-edge research and consistent investment in the highest-quality data collection, with agencies like the USGS, has provided a firm scientific basis for a successful regulatory plan. The new GULF-2023 model will be the latest product in a large body of scientific activities initiated by HGSD. The District was created to provide for the regulation of groundwater . In collaboration with Galveston Bay Foundation and Texas A&M Agrilife Extension Service, HGSD . Evaluation of Projected Population and Water Demands in Fort Bend County. Harris County MUD 501 is within the boundaries of the Harris Galveston Subsidence District (the Subsidence District) which regulates groundwater withdrawal. The Harris-Galveston Subsidence District, created in 1975, was the first of these districts. of Houston, You can view research studies, model information, and interactive maps under the Science & Research tab of the HGSD website. By 1977, an extensive groundwater well-monitoring network had been established and the USGS had collected water-level data that were used to create the first published water-level altitude maps of the Chicot and Evangeline aquifers in the Houston-Galveston region. In addition, they involve local communities by education and outreach programs to underscore the importance of water conservation, such as publishing an interactive viewer with GPS land subsidence monitoring stations (shown below). The Lone Star Groundwater Conservation District in 2012 purchased six Periodically Accessible Monitors (PAMs), which are specifically designed to detect subsidence. Reduces the ability to store water in an aquifer.
