12 Aug 2013 ... Stretching from South Dakota to the Texas Panhandle, the High Plains Aquifer covers much of the middle of the United States, with parts of ...Mar 8, 2021 · This principal aquifers map is available for download as a PDF or available for purchase from the USGS Store.. National Aquifer Code Reference List. The principal aquifers shown on the 2003 map above, with some additions, were used as the first National Aquifer reference list in the USGS National Water Information System (NWIS) in the Aggregate Water Use Data System (database released in ... The High Plains, like most Kansas aquifers, is an unconsolidated, unconfined aquifer. Other terms similar to 'unconfined' are 'water table,' or 'phreatic,' aquifer. Some deeper water bearing units like the Dakota aquifer contain consolidated (e.g., sandstone) layers, and may be separated from the surface by confining layers …The Ogallala Aquifer, also known as the High Plains Aquifer, is a vast yet shallow underground water table aquifer located beneath the Great Plains in the United States. It is one of the world's largest aquifers and covers approximately 225,000 square miles, encompassing nearly 112 million acres in eight states which include Colorado, South ...Which condition most accurately describes what is happening in the High Plains Aquifer? A. Aquifer is being depleted. B. Aquifer is stable. C. Aquifer is under-utilized. Aquifer is being depleted. About us. About Quizlet; How Quizlet works; Careers; Advertise with us; Get the app; For students. Flashcards; Learn; Solutions; Modern Learning Lab;The High Plains aquifer underlies an area of about 174,000 square miles in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and …High Plains aquifer in northwestern Oklahoma in 1996. The pri-mary purpose of this study was to develop a ground-water flow model to provide the Water Board with the information it needs to manage the quantity of water withdrawn from the aquifer. The study area consists of about 7,100 square miles in Okla-The High Plains Water-Level Monitoring Study (HPWLMS) is the USGS's response to a directive from Congress to report on water-level changes in the High Plains [Ogallala] aquifer ( figure 1 ). Figure 1. Location map showing the boundary of the High Plains aquifer, major cities and roads, and altitude of land surface.It is the first paper to look at and quantify peak aquifer depletion. Researchers looked at the historic and projected future groundwater use rates of the eight states comprising the High Plains Aquifer. The aquifer runs under South Dakota, Wyoming, Nebraska, Colorado, Kansas, Oklahoma, New Mexico and Texas — eight …Whether you’re preparing to sell your home or your just plain curious, there are easy ways to find out what homes in your area recently sold for and when. Realtors are able to access this info. Even if you’re not a professional, the informa...The High Plains Aquifer has been significantly impacted by human activities. Groundwater withdrawals from the aquifer exceed recharge in many areas, resulting in substantial declines in groundwater level. Residents once believed that the aquifer was an unlimited resource of high-quality water, but they now face...The High Plains aquifer, underlying almost 112 million acres in the central United States, is one of the largest aquifers in the Nation. It is the primary water supply for drinking water, irrigation, animal production, and industry in the region.High Plains The High Plains aquifer (which includes the Ogallala aquifer) underlies parts of eight States and has been intensively developed for irrigation. Since predevelopment, water levels have declined more than 100 feet in some areas and the saturated thickness has been reduced by more than half in others. Water levels are …A. Which of the following statements is best supported by the evidence presented in the Groundwater and Ogallala layers? Groundwater is monitored along many streams and rivers such as the Mississippi, Arkansas, and Snake. Based on the data in the Aquifer Rock Type folder, what rock type dominates the Ogallala (High Plains) aquifer?The Ogallala Aquifer is the largest aquifer in the United States and is a major aquifer of Texas underlying much of the High Plains region. The aquifer consists of sand, gravel, clay, and silt and has a maximum thickness of 800 feet. Freshwater saturated thickness averages 95 feet. Water to the north of the Canadian River is generally fresh ...This research supports Ogallala-region farmers, policy makers, and land and water managers’ work to reduce the risk of excess loss of Ogallala water resources. The Ogallala Aquifer is one of the world’s largest fresh groundwater resources. It underlies 175,000 square miles in eight states. Starting as hundreds of feet of silt, clay, and ...Figure 43. Diagram summarizing the water budget of the southern High Plains aquifer (of which the Ogallala is a major part). Pre-development influxes and outflows were balanced. Development of the central part of the aquifer, primarily for irrigation, has slightly reduced natural seeps and springs along its eastern edge (A).The High Plains aquifer is recharged by the infiltration of precipitation that falls directly on the aquifer. This recharge is estimated to range from 0.024 inch per year in the Southern High Plains of Texas to 2.2 inches per …Barron was checking water levels near the High Plains Underground Water Conservation office on Jan. 13. ... Without rainfall in the Texas High Plains, the chances the aquifer can recharge are low.HIGH PLAINS - The High Plains aquifer (which includes the Ogallala aquifer) underlies parts of eight States and has been intensively developed for irrigation. Since predevelopment, water levels have declined more than 100 feet in some areas and the saturated thickness has been reduced by more than half in others.Aquifer systems that have high proportions of wells with depths exceeding 200 ± 100 m include layered sedimentary aquifer systems in the northern Great Plains (e.g., eastern portion of South ...In the early twentieth century, however, it was discovered that much of the High Plains was underlain by a huge aquifer (a rock layer containing large quantities of groundwater). This aquifer was named the Ogallala aquifer after the Ogallala Sioux Indians, who once inhabited the region.The High Plains Water-Level Monitoring Study (HPWLMS) is the USGS's response to a directive from Congress to report on water-level changes in the High Plains [Ogallala] aquifer ( figure 1 ). Figure 1. Location map showing the boundary of the High Plains aquifer, major cities and roads, and altitude of land surface.The principal aquifer of the America’s High Plains is the Ogallala aquifer, which underlies eight states, extending about 174,000 sq mi (450,000 sq km) from South Dakota to North Texas. The High Plains aquifer system includes the Ogallala formation as well as other less extensive peripheral aquifers that may be lumped together and referred to ...High Plains. Depletion has averaged 5.7 km3 yr 1 since irrigation development began in the 1950s [Scanlon et al., 2012], making the High Plains a globally significant hot-spot of groundwater depletion [Wada et al., 2010]. [4] Previous studies on climate change and recharge in the High Plains have mainly focused on paleoclimate andKansas High Plains Aquifer Atlas This atlas has been created to serve as the primary gateway to the most recent graphical data available for the High Plains aquifer in Kansas. As newer/updated data become available, this atlas will be updated. Introduction and Navigation Click here to view instructions for navigating this atlas. 3 images Figure 43. Diagram summarizing the water budget of the southern High Plains aquifer (of which the Ogallala is a major part). Pre-development influxes and outflows were balanced. Development of the central part of the aquifer, primarily for irrigation, has slightly reduced natural seeps and springs along its eastern edge (A).One such area is the Ogallala Aquifer (hereafter “Ogallala”) region of the North American Great Plains. Underlying 450 660 km 2 across eight US states (Fig. 1) (Dennehy 2000; Dennehy et al. 2002), this aquifer has been essential to the US High Plains economy for more than 80 yr (Deines et al. 2020).The overall average water-level decline in the aquifer was 15.4 feet from pre-development to 2013, and 2.1 feet from 2011 to 2013. The USGS study used water-level measurements from 3,349 wells for pre-development to 2013 and 7,460 wells for the 2011 to 2013 study period. The High Plains Aquifer, also known as the Ogallala Aquifer, …The High Plains Aquifer supplies 30% of the nation’s irrigated groundwater, and the Kansas portion supports the congressional district with the highest market value …“The plains, situated within Hydraotes Chaos, offer a unique glimpse into ancient aquifer materials. These plains, which we think formed from mud extruding into …LUBBOCK — The Ogallala Aquifer is buried deep throughout the High Plains. The water flowing underneath is as good as gold for farmers in the region, serving as a lifeline in years when the ...The High Plains aquifer underlies 174,000 mi 2 in parts of eight States—Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. The area that overlies the aquifer occupies part of the Great Plains Physiographic Province; the extent of the Great Plains Physiographic Province and High Plains aquifer are shown in the ...The extent of the High Plains aquifer covers 174,000 square miles in eight states: Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. This data set represents a compilation of information from digital and paper sources and personal communication. This boundary is an update to the boundary published in U.S ...[3] The High Plains Aquifer is a very important source of water for the United States. The High Plains Aquifer is ranked first in terms of volume of groundwater …Oct 5, 2020 · The policy region covers two parts of the High Plains Aquifer system underlying Kansas, managed by two separate Groundwater Management Districts (renamed the Western and Eastern Districts in the map below). Most enrolled water rights to date have occurred in the Western District, which is drier and relies more heavily on irrigation. Annual ground-water withdrawals from the High Plains aquifer for irrigation, which is compiled by the U.S. Geological Survey and agencies in each State about every 5 years, increased from 4 to 19 million acre-feet from 1949 to 1974; ground-water withdrawals for irrigation decreased from 1974 to 1995 and increased from 1995 to 2000 (Heimes and ...Vulnerability of recently recharged ground water in the High Plains aquifer to nitrate contamination: U.S. Geological Survey Scientific Investigations ...Overview of the Ogallala / High Plains Aquifer, a large aquifer that is being depleted at an unsustainable rate. This water source is an incredibly important...The High Plains Aquifer (HPA) in the United States (US), also known as Ogallala Aquifer, is spread over an area of 450,658 km 2. Being one of the world’s largest aquifers, it serves as the primary source of water for millions of people living in Texas, Oklahoma, Kansas, New Mexico, Nebraska, Colorado, Wyoming, and South Dakota [ 1 ].Mar 19, 2021 · Amy Kremen, Ogallala Water CAP project manager, Department of Soil and Crop Sciences at Colorado State University, said a continuing theme throughout the meeting was, “With limited water in the High Plains, the question is less about production that needs to feed the world’s population of 8 billion, it’s about keeping rural communities ... The High Plains Aquifer (HPA) is the largest aquifer in the US, underlying 174,000 square miles in parts of eight states—Colorado, western Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming (see Fig. 1).The surface area above the aquifer was formed approximately 65 million years ago from the deposition of …The policy region covers two parts of the High Plains Aquifer system underlying Kansas, managed by two separate Groundwater Management Districts (renamed the Western and Eastern Districts in the map below). Most enrolled water rights to date have occurred in the Western District, which is drier and relies more heavily on irrigation.The High Plains Aquifer, located in the United States, is one of the largest freshwater aquifers in the world and is threatened by continued decline in water levels …A century after the Dust Bowl, another environmental catastrophe is coming to the High Plains of western Kansas. The signs are subtle but unequivocal: dry riverbeds, fields of sand, the sound of ...Breña-Naranjo, J. A., Kendall, A. D. & Hyndman, D. W. Improved methods for satellite-based groundwater storage estimates: a decade of monitoring the High Plains aquifer from space and ground ...Today, roughly 11 percent of U.S. cropland is located in the High Plains Aquifer (HPA) region [Figure 1], and the aquifer supplies water for about a quarter of U.S. agricultural production, more than 40 percent of U.S. feedlot beef cattle, and drinking water supplies for 82 percent of the people who live within its boundaries.To help protect this vital resource, the U.S. Geological Survey (USGS) National Water-Quality Assessment (NAWQA) Project assesses groundwater quality in aquifers that are …Introduction. The High Plains aquifer, which includes the well-known Ogallala aquifer, is the most important water source for much of western and central Kansas (fig. 1), supplying 70% to 80% of the water used by Kansans each day.Irrigation is essential to much of this crop production. Irrigated agriculture across the High Plains accounts for 30% of all irrigated acreage in the U.S. (Dennehy et al., 2002), and 97% of High Plains irrigation water is extracted from the High Plains Aquifer (The High Plains Aquifer, USA, n.d, Maupin and Barber, 2005).Irrigation is essential to much of this crop production. Irrigated agriculture across the High Plains accounts for 30% of all irrigated acreage in the U.S. (Dennehy et al., 2002), and 97% of High Plains irrigation water is extracted from the High Plains Aquifer (The High Plains Aquifer, USA, n.d, Maupin and Barber, 2005).Abstract. The High Plains aquifer underlies almost 112 million acres in the central United States. It is one of the largest aquifers in the Nation in terms of annual groundwater withdrawals and provides drinking water for 2.3 million people. The High Plains aquifer has gained national and international attention as a highly stressed groundwater ...Marked storage depletion in the semi-arid southwestern Central Valley and south-central High Plains totaled ∼90 km, about three times greater than the capacity of Lake Mead, the largest U.S. reservoir. Depletion in the Central Valley was driven by long-term droughts (⩽5 yr) amplified by switching from mostly surface water to groundwater ...Apr 25, 2017 · Irrigation accounted for 96 percent of all use of water from the High Plains aquifer in the Oklahoma portion of the study area in 1992 and 93 percent in 1997. Total estimated water use in 1992 for the Oklahoma portion of the study area was 396,000 acre-feet and was about 3.2 million acre-feet for the entire study area. The KGS, based at the University of Kansas, and the Division of Water Resources (DWR) of the Kansas Department of Agriculture measure about 1,400 wells every year to monitor the health of the High Plains aquifer and other aquifers in western and central Kansas. Those measurements showed an overall average decline of 1.01 …To illustrate the classification approach, a study of the High Plains aquifer system accounted for recharge as: precipitation sourced; groundwater-sourced irrigation-return flow; surface-water-sourced irrigation-return flow; canal leakage; and surface-water sourced recharge from natural landscape features (playas, lakes, and streams; Stanton …The four sustainable groundwater use scenarios are based on safe aquifer yields of 100%, 75%, 50%, and 25%. Under the most optimistic sustainable groundwater use scenario, U.S. irrigated ...However, the aquifer is in an active state of decline, with the Environmental Defense Fund reporting it is being drained at 6.5 times its sustainable rate. ... In some areas of the High Plains ...The map of water-level changes in the High Plains aquifer from predevelopment to 2001 (fig. 1) is based on water levels from 4,071 wells (table 1). The area-weighted average water-level change was a decline of 11.1 feet, and the water removed from the aquifer through 2001 is estimated to be about 200 million acre-feet.Abstract. The volume of water in storage in the High Plains aquifer in 2009 is estimated at about 3.0 billion acre-feet. Area-weighted, average water-level changes for the aquifer were declines of 2.0 feet from 1980 to 1995, 1.3 feet from 1995 to 2000, 2.8 feet from 2000 to 2005, and 1.0 foot from 2005 to 2009.Jun 14, 2022 · Using the pre-defined dividing line between north and south to sum volume trends according to 1° × 1° area mascon blocks, the northern High Plains aquifer has an increasing water volume trend of 2.0 km 3 /year and the southern High Plains aquifer decreases at a rate of 4.7 km 3 /year, giving a net change of −2.7 km 3 /year for the entire ... Mar 7, 2021 · The High Plains aquifer is divided into the northern, central, and southern High Plains regions. The northern High Plains aquifer underlies parts of Colorado, Kansas, Nebraska, South Dakota, and Wyoming. The central High Plains underlies parts of Colorado, Kansas, New Mexico, Oklahoma, and Texas. Study with Quizlet and memorize flashcards containing terms like Unconfined Aquifer, Confined Aquifer, Given that the High Plains Aquifer overlaps so many states, how might water use in one state affect water use in another state? How could this further complicate water policy decisions? and more.The High Plains aquifer, which includes the well-known Ogallala aquifer, is the most important water source for much of western and central Kansas (fig. 1), supplying 70% to 80% of the water used by Kansans each day. Water from the High Plains aquifer supports the region's cities, industry, and much of its agriculture. The High Plains aquifer is a 450,000 km 2 aquifer system that lies beneath parts of Nebraska, Texas, Kansas, Colorado, Wyoming, Oklahoma, New Mexico, and South Dakota (Fig. 1). It is generally unconfined and consists of several units of Quaternary and Tertiary age (Gutentag and Weeks, 1980). The principal of these is the Ogallala Formation ...Whether you’re preparing to sell your home or your just plain curious, there are easy ways to find out what homes in your area recently sold for and when. Realtors are able to access this info. Even if you’re not a professional, the informa...The climate of the High Plains is characterized by higher-than-average temperatures. C. The large aquifer that lies underneath the High Plains was discovered by the Ogallala Sioux Indians. D. Before the early 1900s there was only a small amount of farming and ranching in the High Plains. 你的答案：. 正确答案： D. 限免公开课 ...Whether you’re preparing to sell your home or your just plain curious, there are easy ways to find out what homes in your area recently sold for and when. Realtors are able to access this info. Even if you’re not a professional, the informa...Climate of the High Plains is semiarid. The unconfined High Plains aquifer is the largest freshwater aquifer in the US. Extensive irrigation in recent decades has led to significant decrease in regional groundwater levels from the predevelopment era (1950s) [Scanlon et al., 2012b; Sophocleous, 2005]. The average water level of Well-HP is 133 ft ...To help protect this vital resource, the U.S. Geological Survey (USGS) National Water-Quality Assessment (NAWQA) Project assesses groundwater quality in …1 Introduction. Groundwater extraction in much of the United States (US) is unsustainable (USDA, 2018; Dieter et al., 2018; Maupin et al., 2014; Reitz et al., 2017).Combined, the two major aquifers in the US, the High Plains and Central Valley, were depleted by approximately 12.5 and 3.1 km 3 per year between 2003 and 2013, …HIGH PLAINS - The High Plains aquifer (which includes the Ogallala aquifer) underlies parts of eight States and has been intensively developed for irrigation. Since predevelopment, water levels have declined more than 100 feet in some areas and the saturated thickness has been reduced by more than half in others.The High Plains Aquifer also provides drinking water for more than 80% of the residents living over the aquifer and is key to the region's energy production. Long-term declines in the water level within the High Plains Aquifer have resulted from greater water discharge than recharge. [4] Discharge (or withdrawal) occurs largely by irrigation ...In the southern portions of the High Plains Aquifer, declines in groundwater storage are attributed to consumptive groundwater use due to crop water requirements 39 and drought 3.The High Plains Aquifer system consists of Tertiary sedimentary rock, dominantly sandstone and gravel (Figure 45), eroded from the ancient Rocky Mountains and deposited in the Tertiary period (from about 31 to 5 million years ago). The Ogallala Formation is the primary aquifer unit in the system. The aquifer underlies almost 175,000 mi2 and ...The purposes of this study are to analyze the groundwater quality of the Ogallala Aquifer and evaluate the hydrological characteristics in the southern High Plains region of the Permian Basin, Texas. Levels of chloride, fluoride, nitrate, selenium, pH, and total dissolved solids (TDS) were analyzed for the period 1990–2016. Data concerning a total of 133 wells were collected from the Texas ...Water in this region comes largely from the High Plains Aquifer system, made up largely of the Ogallala aquifer. The High Plains Aquifer system is one of the largest freshwater aquifers in the world and underlies …High Plains Water Level Monitoring Study. High Plains Water-Level Monitoring Study. The High Plains aquifer underlies 111.8 million acres (about 175,000 square miles) in parts of eight States—Colorado, …The Ogallala Aquifer (oh-guh-LAH-lah) is a shallow water table aquifer surrounded by sand, silt, clay, and gravel located beneath the Great Plains in the United States. As one of the world's largest aquifers, it underlies an area of approximately 174,000 sq mi (450,000 km 2 ) in portions of eight states ( South Dakota , Nebraska , Wyoming ...Study finds High Plains Aquifer peak use by state, overall usage decline. Nov 16, 2015. New publication examines consequences of groundwater depletion to agriculture. Mar 25, 2019.Water in this region comes largely from the High Plains Aquifer system, made up largely of the Ogallala aquifer. The High Plains Aquifer system is one of the largest freshwater aquifers in the world and underlies …The High Plains Water-Level Monitoring Study (HPWLMS) is the USGS's response to a directive from Congress to report on water-level changes in the High Plains [Ogallala] aquifer ( figure 1 ). Figure 1. Location map showing the boundary of the High Plains aquifer, major cities and roads, and altitude of land surface. Compositions of δD, δ 18 O, 14 C, and 3 H are distinct in unconfined and confined groundwaters beneath the nonglaciated U.S. High Plains and reflect differences in average paleoclimatic conditions between the Holocene and the Middle to Late Wisconsinan. δD and δ 18 O are more depleted in confined groundwaters than in …Aquifer systems that have high proportions of wells with depths exceeding 200 ± 100 m include layered sedimentary aquifer systems in the northern Great Plains (e.g., eastern portion of South ...Groundwater does flow through the High Plains Aquifer, but at an average rate of only 300 millimeters (12 inches) per day. The depth to the water table of the Ogallala Aquifer varies from actual surface discharge to over 150 meters (500 feet). Generally, the aquifer is found from 15 to 90 meters (50 to 300 feet) below the land surface. The most heavily pumped of the 24 principal aquifers and aquifer systems within the unconsolidated and semiconsolidated sand and gravel lithologic group were the High Plains aquifer (12,300 Mgal/d), Mississippi River Valley alluvial aquifer (12,100 Mgal/d), Central Valley aquifer system (11,100 Mgal/d), and Basin and Range basin-fill …The extent of the High Plains aquifer covers 174,000 square miles in eight states: Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. This data set represents a compilation of information from digital and paper sources and personal communication.Vulnerability of recently recharged ground water in the High Plains aquifer to nitrate contamination: U.S. Geological Survey Scientific Investigations ...Introduction. The High Plains aquifer, which includes the well-known Ogallala aquifer, is the most important water source for much of western and central Kansas (fig. 1), supplying 70% to 80% of the water used by Kansans each day.The extent of the High Plains aquifer covers 174,000 square miles in eight states: Colorado, Kansas, Nebraska, New, Furthermore, the lake’s residue’s estimated age is ~1.1 Ga (~3.2 Ga post-peak aquifer drainage durin, The Ogallala-High Plains Aquifer is one of the world’s largest groundwater sources, extending from Sout, Water-level changes in the High Plains aquifer, predevel, With high positive loadings in Ca 2+ and Mg 2+, component 2 suggest the, Groundwater depletion of the High Plains Aquifer in the central U, The High Plains aquifer underlies 111.8 million acres, The Ogallala Aquifer, also known as the High Plains , The Northern High Plains aquifer underlies about 93,000 square, High Plains Home. 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