. This process is crucial to prevent buildings from flooding. Fort region since the early 1900s. Harris-Galveston Subsidence District in Boydton, VA Expand search. Land subsidence is the gradual lowering of land-surface elevation. Lone HGSD lies within the boundaries of Groundwater Management Area 14 (GMA 14). Harris County MUD 501 is within the boundaries of the Harris Galveston Subsidence District (the Subsidence District) which regulates groundwater withdrawal. Since the mid 1970's, the USGS and the Harris-Galveston Subsidence District have conducted scientific investigations and subsidence monitoring for over 40 years. 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. In cooperation with The USGS has a long history of working with HGSD and other entities in the Houston region. % )|#.`/D;WcM0z,B] mXU+^yZ!9K254cC.(WjoFgpK1EpvgoV "H7 OKQ:kHLa`Z=Hmm'rh`:Qfb5.!H{ 6+sBQ 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. One of the primary concerns of subsidence in the coastal regions is flooding due to storm surges associated with hurricanes, where permanent seawater inundation and periodic storm water surge can dramatically impact property. Fax: 281-232-3355. Check out this great opportunity to learn about groundwater and subsidence at HMNS - Sugar Land's latest exhibit open now until May 14, 2023! 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 Harris-Galveston Subsidence District, in cooperation with the Fort Bend Subsidence District, the Brazoria County Groundwater Conservation District, the Lone Star Groundwater Conservation District, the University of Houston, and the Brazosport Water Authority maintains a subsidence monitoring network that is constantly evolving and requires consistent investment. Vision, Mission and Stategic Goals of the Harris-Galveston Subsidence District. The Deputy General Manager serves as the Chief Operating Officer of the Fort Bend Subsidence District and provides the day-to-day leadership, management and vision necessary to ensure that the District has the proper operational controls, administrative and reporting procedures, and people systems in place to effectively complete . the Houston-Galveston Region, Texas. The District Science and Research Plan represents the strategic direction for science and research conducted or supported by the Fort Bend Subsidence District (FBSD) and, as such, is an essential component of the Districts regulatory planning process. Most compaction that occurs as a result of groundwater withdrawals is irreversible; even if groundwater Subsidence can be an important issue in certain areas such as the Gulf Coast region. #Hiring GULF-2023 Model Development & USGS Partnership. 1 0 obj According to the Harris-Galveston Subsidence District (HGSD), land subsidence is the sinking of the earth's surface due to subsurface (underground) movements. Deputy General Manager Fort Bend Operations, Now Hiring! Establishes policy regarding groundwater regulation withdrawals to control subsidence. The Authority has developed a groundwater reduction plan (GRP) and obtained Subsidence District approval of its GRP. Fort Bend Subsidence District Overview of the Harris-Galveston Subsidence District planning process. After successfully implementing InSAR mapping in the Houston-Galveston region in 2019, this new project will harness the complimentary capabilities of the Subsidence Districts subsidence monitoring network and SAR imagery to develop these historical deformation maps. The network, initiated in 1994, currently extends across the Houston-Galveston region, across Harris, Fort Bend and surrounding counties, in an effort to represent the breadth and scope of subsidence in the region. HGSD has the goal of reducing the area to 20% reliance on groundwater by 2035 and managing water to promote . Removing water from fine-grained aquifer sediments compresses the aquifer leaving less pore space Harris-Galveston Subsidence District Joins the Winners' Circle. About Us | Programs and Education | Management and Rules | News& Publications | Meeting Info | Permitting | Aquifers Data& Maps | Contact Us, Copyright 2004-2016 Lone Star Groundwater Conservation District Subsidence is known to have occurred in the southern part of Montgomery County based on monitoring and long-term surveying of land surface. By Vanessa Holt. destroyed or were not measured during the individual publication study period. <> 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. Get the latest news and updates from the Harris-Galveston Subsidence District. reduce groundwater withdrawals in Harris and Galveston Counties. 1976: First regulatory area (Area of Concentrated Emphasis, ACE) established. Water supply evaluation and population projections are underway. (3) "District" means the Harris-Galveston Subsidence District. Working with surface water suppliers the HGSD controls subsidence by managing the use of groundwater resources in Harris and Galveston Counties. 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. These units operate in conjunction with the two that have been monitoring land levels in Montgomery County for more than 10 years. hmo0?:;T!AR~p!A+~g`e]rw>F "1T"@0D$L$!A!JyXUJsm\Ouu~o:p11G5r[U=w/ QdQUq] The primary aquifers in the Gulf Coast aquifer system in the Houston-Galveston region are the 0 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. Since 1990, the Fort Bend Subsidence District has regulated groundwater withdrawals and monitored subsidence in Fort Bend county. These efforts have identified and . After collecting and evaluating groundwater-level data for quality control, data are incorporated into a 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. Want to learn more about how subsidence has impacted this region? 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. Damages roadways, bridges, building foundations, and other infrastructure. water-level altitude data at observation wells in the Houston-Galveston Region. HARRIS GALVESTON SUBSIDENCE DISTRICT TESTIMONY TO COMMITTEE ON COUNTY AFFAIRS 2. Land subsidence is the gradual lowering of land-surface elevation. 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. The Lone Star Groundwater Conservation District in 2012 purchased six Periodically Accessible Monitors (PAMs), which are specifically designed to detect subsidence. Evaluation of Projected Population and Water Demands in Fort Bend County. For detailed information on the processing methodology, please refer to https://ascelibrary.org/doi/10.1061/%28ASCE%29SU.1943-5428.0000399. 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. 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. historical year or as the difference in water-level altitude at each well for the water-level data Now Hiring! ArcGIS Online Map of Subsidence Rates in Fort Bend and Surrounding Counties, Texas, USA, 2020 Annual Groundwater Report Executive Summary, ArcGIS Online Map of Subsidence Rates in Fort Bend and surrounding Counties, Texas, USA. v24Wf\+p7Ak@Q(lCJ'$6(kKa FdbT41l1Y$k@*nx(7TK6A9. LX 0o9 'c* _Kq3b2'T9I?. The Texas Alliance of Groundwater Districts supports Texas groundwater conservation districts and their efforts to conserve, preserve, and protect Texas groundwater. Harris-Galveston Subsidence District Meeting Agendas, Minutes and Hearing Notices. 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. Over the last century, aquifers in this area have lost between 300 and 400 feet, leaving some of the land to collapse. University of Houston . 4Rw,De@5hfbHY`b`H=n We I$@g|0 In addition to regulation, the district also conducts research to enhance its understanding of the Upper Gulf Coast aquifer to better manage subsidence. This effort has published aquifer levels and subsidence data since 1975 and is a great example of what can be accomplished through sustained collaboration between, city, county, regional, and federal partners. Bandera County River Authority & Groundwater District Featured District, Develop population and demand projections for 10 counties through 2100, Conduct alternative water supply assessment, Develop the Gulf Coast Land Subsidence and Groundwater Flow (GULF)-2023 model with US Geological Survey and Texas Water Development Board, Update the analytical subsidence models previously used by the HGSD and FBSD, Groundwater regulation (or lack thereof) in adjacent counties. Harris-Galveston Subsidence District. When expanded it provides a list of search options that will switch the search inputs to match the current selection. Entdecke 1976 Pressefoto Charles "Chuck" R. Bowcock, Harris-Galveston Kstensenkung in groer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung fr viele Artikel! Creation year: 1975 (64th Texas Legislature). https://lnkd.in/gZKAs__D. their jurisdiction. On the first stop, we visited the Texas City Rainwater Pump Station, where Texas Citys Emergency Management team takes runoff rainwater from ditches in the area and pumps it into Moses Lake. Significant brackish groundwater resources exist within the Gulf Coast Aquifer System near Houston, Texas in Harris, Galveston, Fort Bend, and surrounding counties. Subsidence Risk Assessment and Regulatory Considerations for the Brackish Jasper Aquifer. %PDF-1.5 % Further information detailing the data processing and map creation for each published regional Lone Star GCD is working with the Subsidence District to make the newer stations available online. J.M:xo[q]omJdI Wf@M|$ot-MB@V5J SDh!!FwTtd\#\v?T{DJo"DfTFaF.%I\J'3@$;k 8f HGSD conducts regulatory planning on a regular basis to confirm that adopted regulations have reduced subsidence rates. HGSD Financial Information including Budgets, Annual Audits, and Financial Reports. Interpolated modeled water-level altitude surfaces were only used to compute differences when wells were Creation year: 1975 (64th Texas Legislature). Numerous subsurface faults have been documented beneath the Houston metropolitan area at depths of 3,200 to 13,000 feet. Phone: 281-342-3273 The Subsidence District has adopted regulations requiring reduction of groundwater withdrawals through conversion to alternate source water (e.g., surface water) in certain areas within the . Evaluation of projected population and future water demands, Development of subsidence models to simulate future subsidence based on projected water demands, Measurement of annual water-level to show the impact of conversion requirements on the water-level in the aquifer, Assessment of alternative water supplies including brackish groundwater use and aquifer storage and recovery. Harris-Galveston Subsidence District . Surface water rates dropped from $5.05 to $4.55, and the groundwater pumpage fee went from $4.60 to $4.10 per . In collaboration with Galveston Bay Foundation and Texas A&M Agrilife Extension Service, HGSD . Since 1977, the USGS Texas Water Science Gulf Coast Program has published regional groundwater maps for users to view annual water-level altitudes, water-level changes over time, and historical time series of If you are passionate about water conservation, education, collaboration, and making a positive impact on your community, we invite you to apply today! The GULF-2023 model is a new $588,000 endeavor jointly funded by the HGSD and FBSD, in cooperation with USGS. In fact, the USGS serves as the hub for an annual multi-agency data collection effort that includes the Brazoria County GCD, Lone Star GCD, the City of Houston, and both subsidence districts. The districts mission is to control land subsidence and manage groundwater resources through regulation, conservation, and coordination with suppliers of alternative water sources to assure an adequate quantity and quality of water for the future. below the land surface due to groundwater withdrawals. 8X>F|9L'a{:Vh41tX p`;WDWjxWu{F$I8x}C/rQA6VT\=#_ 68q RJGE0KWp|nxDrQnvc#|Wl Zi4dg9H#qU@xz?$' x[k gH x$C8c:Bes9$_(Rs]j~4KNSB@-. Created by the Texas Legislature in 1975 to stop further subsidence in the Houston-Galveston region. Disrupts collector drains and irrigation ditches. Subsequent to establishing the Harris-Galveston Subsidence District, the Texas State Legislature geographic information system (GIS) and used for the construction of regional water-level altitude and 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. 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. Harris-Galveston Subsidence District, the 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 Harris-Galveston Subsidence District maintains GPS monitoring stations in Harris, Galveston, Fort Bend and surrounding counties. Copyright 2023 The Texas Alliance of Groundwater Districts. available to store water resulting in the lowering (sinking or settling) of the land-surface. Next, we traveled to the infamous Brownwood Subdivision, which was abandoned due to substantial subsidence in the 1980s. 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. Elections The data is temporarily stored in an on-site monitor and periodically uploaded to computers at the Harris Galveston Subsidence District. A report by: David B. Zilkoski, Lucy W. Hall, Gilbert J. Mitchell, Vasanthi Kammula, Ajit Singh, William M. Chrismer, and Ronald J. Harris County MUD 501 purchases its water supply from Harris County Municipal Utility District 500, which purchases surface water from the Authority. The District uses exceptional scientific research to ensure the best available technology and approaches are considered with respect to water management and subsidence monitoring. <> 186 0 obj <> endobj For the Jasper aquifer, primarily used in Montgomery County, water levels have continued to decline with development in the area., Click here to read our blog about how it could be addressed with a new USGS subsidence mapping tool, first published water-level altitude maps, The Harris-Galveston Coastal Subsidence District, The Lone Star Groundwater Conservation District, The Brazoria County Groundwater Conservation District, Its time for a water session at the Legislature, Texas is Losing an Average of Over 50 Gallons of Water Per Connection Every Day, Key Solutions to Texas Water Woes Are Simpler Than We Think. 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. The district implemented their first groundwater regulatory plan in 1976. The goal was to keep the region elevated by developing ways to reduce groundwater consumption.. Land subsidence is sinking of the land surface, caused by compressing the many layers of clay beneath the surface. Application for Groundwater Certificate Replacement, and Acknowledgment of District Regulatory Requirements. 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. The District was created to provide for the regulation of groundwater . December 1, 2020. Creation year: 2001 (77th Texas Legislature). 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. . Click here for more information about the Subsidence District. Based on this analysis, recommendations have been developed to refine the methodology used in the next regional update project to further improve the next iteration of the regulatory plan. If you would like to find out more about their strategies and available data, please visit: https://hgsubsidence.org/, 2022 Annual Pumpage Reports are due on January 31, 2023. They have successfully slowed-down land subsidence, decreased flood risks, and overall maintained the viability of the area. compaction data. Since its creation, subsidence rates have slowed greatly. 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. A resident of the Houston area since 2011, Vanessa began working in community . 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. each regional water-level altitude map. 301 Jackson Street, Suite 639 The RGUP was jointly supported by the Harris-Galveston Subsidence District, the Fort Bend Subsidence District, and the Lone Star Groundwater Conservation District. extensometer stations in the 11-county area. 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. Ground-Water Withdrawals and Land-Surface Subsidence in the Houston-Galveston Region, Texas, 1906-80: R-286: 4/1/1984: TWDB numbered report: Purpose: To preserve, conserve and protect Montgomery Countys groundwater supplies. Texas Water Development Board works best with JavaScript enabled. Water-level altitude, well, and compaction data have been combined in an interactive map that allows Harris-Galveston Subsidence District (HGSD) in Texas was recognized as a WaterSense Partner of the Year for the first time for helping residents and businesses save water outdoors. 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. All Rights Reserved }D?|=X'W|pqe'p]x/ 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. larger image. Click here to view information and publications from USGS about groundwater and subsidence on the Texas Gulf Coast. This dataset was created to provide resource managers, public officials . 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. Since it is not a GCD, HGSD participates in the activities of GMA 14 as an inter-local participant. Water Conservation Program Coordinator, 2022 Annual Groundwater Report Public Hearing Notice, https://ascelibrary.org/doi/10.1061/%28ASCE%29SU.1943-5428.0000399. Managing how groundwater resources are used is key to controlling subsidence. Star Groundwater Conservation District, and To address the issues associated with land-surface subsidence and compaction, the 64th Texas State The Harris-Galveston Subsidence District (HGSD) is a special purpose district created by the Texas Legislature in 1975. in the Houston-Galveston region to provide for the regulation of groundwater withdrawals in areas within endobj (3-a) "Florist item" means a cut flower, potted plant, blooming plant, inside foliage plant, bedding plant, corsage flower, cut foliage, floral decoration, or live decorative material. Water-level altitude is calculated at each well by subtracting the water-level measurement (depth to UNESCO Land Subsidence International Initiative. View More. This report documents the impact of groundwater use on aquifer water levels and subsidence within the District and was prepared in accordance with an Inter-local Agreement between the District and the Harris-Galveston Subsidence District (HGSD). =*-SRIbI -|tdAl` Q ka+dzLp[fAh/tGp7=>>q[y,Nz Ma https://lnkd.in/gkwTtcAZ. The accuracy of the referenced well land-surface altitude data has improved through time and the most H\j@}l/6 6i!i$U6"o=B9|c7MfwzQCyaks,Oi&LOcuVcc6_z0Y.MTQM>lW~2Miu8hV4c:ul:fU,+?/Q_spA.%Y[Hliicc-iiiiooo#t8zAG#+0SL W`y$[yzzxzzzxzzzxzzzxzzzxzzzxzzzxzgJ0Fi6xN4._3I]8o We look forward to each Directors contribution to the HGSDs Board. These sites are being cooperatively run and operated by the following agencies. The District has taken a reasonable approach to groundwater regulation in order to minimize subsidence within its regulatory areas. Since the mid 1970s, the USGS and the Harris-Galveston Subsidence District have conducted scientific investigations and subsidence monitoring for over 40 years. zAG2U&8?fU@. For non-emergency law enforcement matters, please contact the Harris County Sheriffs Office non-emergency line at (713) 221-6000. In 2021, kriging, a geostatistical interpolation method, was You can view research studies, model information, and interactive maps under the Science & Research tab of the HGSD website. You can also view water levels by visiting the Lone Star Static Well Level Monitoring Network Map. When expanded it provides a list of search options that will switch the . Harris County Sheriffs Office Visit smarteraboutwater.org for water conservation resources to help homeowners, businesses, and the community. Bend County Subsidence District, Lone Prior to 1975, the withdrawal of groundwater from the Chicot-Evangeline aquifer was unregulated, and Chicot-Evangeline aquifer in southeastern Harris County, and correspondingly, by 1979, as much as 10 collection year and the interpolated water-level altitude of the historic year from a modeled surface. Activities The District enjoyed visiting the Houston Museum of Natural Science at Sugar Lands newest attraction, Ocean Bound: A Deep Dive Into the Science of How Water Flows. This interactive exhibit provides a look into how actions on land can impact water and even has an area designated for learning more about groundwater and subsidence. People who live in the lower lying coastal areas (i.e., lower elevations and flatter topography) have much more reason to be concerned with subsidence than those who reside further inland in areas of higher elevations with more topographic relief. This study provides a basis for future research on subsidence in the Districts area and can inform water managers and planners in the Houston area on the availability of brackish groundwater resources. 1989: Established by the Texas State Legislature. It is the purpose of the HGSD Regulatory Plan to establish policy in the area of groundwater regulation, permits and enforcement. The U.S. Geological Survey (USGS) prepared this dataset in cooperation with the HarrisGalveston Subsidence District, City of Houston, Fort Bend Subsidence District, Lone Star Groundwater Conservation District, and Brazoria County Groundwater Conservation District. Trash The Harris-Galveston Subsidence District (HGSD) is a special purpose district created by the Texas Legislature in 1975.