The high plains aquifer

The Ogallala Aquifer covers approximately 10,000 square miles

The Ogallala Aquifer is a massive underground reservoir that lies beneath much of the High Plains region. The aquifer extends 175,000 square miles across eight states, including parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas and Wyoming.The Kansas Geological Survey's High Plains Aquifer Interactive Atlas provides a large amount of information on the High Plains Aquifer underneath western and central Kansas, which provides 70-80% of the water used in Kansas.6 Apr 2023 ... Multiyear drought has reduced groundwater levels in the Great Plains, but a geologist says the world's largest aquifer is plentiful.

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May 31, 2016 · The High Plains Aquifer study region is situated in the central plains of the USA and its location is identified in Fig. 1.This temperate semi-arid grassland, with limited surface water supplies in ephemeral streams and playa lakes and few perennial rivers and lakes amongst the Sand Dunes in northern Nebraska, was once known as the “Great American Desert”. The U.S. Geological Survey has released a new report detailing changes of groundwater levels in the High Plains aquifer. The report presents water-level change data in the aquifer for two separate periods: from 1950 – the time prior to significant groundwater irrigation development – to 2015, and from 2013 to 2015.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 High Plains (Ogallala) is an unconfined aquifer, and virtually all recharge comes from rainwater and snowmelt. As the High Plains has a semiarid climate, recharge is minimal. This aquifer is the largest aquifer and principal source of water in the United States. The USGA estimates that there are somewhere around 980 trillion gallons of ...Water-level changes in the High Plains aquifer, predevelopment to 2015. Click on image for larger version. Water-level changes: A rise of 84 ft in Nebraska to a decline of 234 ft in Texas. Declines of 5 ft or more in about 36 percent of the aquifer area. Rises of 5 ft or more in about 8 percent of the aquifer area. 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 …McGuire, V. L. Water-level Changes and Change in Water in Storage in the High Plains Aquifer, Predevelopment to 2013 and 2011–13 Scientific Investigations Report 2014–5218 (US Geological ...The impacts of the depletion of the Ogallala aquifer on the economy of the Southern High Plains of Texas were estimated by predicting future cropping patterns over a 30-year time horizon as the saturated thickness of the aquifer declines. Increased adoption of sprinkler irrigation methods, increased cotton acreage, and a shift to dryland ...Farmers in the Great Plains of Nebraska, Colorado, Kansas and the panhandle of Texas produce about one-sixth of the world's grain, and water for these crops comes from the High Plains Aquifer ...Groundwater provides nearly 50 percent of the Nation’s drinking water. 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 important sources of drinking water. The High Plains aquifer constitutes one of the important aquifers being …Sep 11, 2017 · Nebraska is a groundwater-rich state. Nebraska has one primary aquifer, the High Plains Aquifer, and seven secondary aquifers. These secondary aquifers supply water to more than 4000 active wells spread across 30 counties. 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 …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.“The plains, situated within Hydraotes Chaos, offer a unique glimpse into ancient aquifer materials. These plains, which we think formed from mud extruding into …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 …Dec 31, 2016 · The Edwards-Trinity (High Plains) Aquifer is a minor aquifer that underlies about 9,000 square miles of the Ogallala Aquifer in western Texas and eastern New Mexico. Its water-producing units include sandstone of the Antlers Formation (Trinity Group) and limestone of the overlying Comanche Peak and Edwards formations. 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 supply primarily because it …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 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 and deteriorating water quality. Understanding the physical and cultural features of this area is essential to assessing the factors that affect this groundwater resource. About 27% of the irrigated land in the United States overlies tthe high plains aquifer. the MAR of a rising parcel is lower thanThe High Plains Aquifer system consists 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.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 ... The High Plains aquifer underlies almost 112 million acres in th The High Plains aquifer is the largest freshwater aquifer in the United States (Sophocleous, 2005), providing about 30% of the nation's irrigation groundwater (Dennehy et al., 2002) and more than ... The High Plains aquifer underlies 174,000 mi 2

Sustainability of Ground-Water Resources--Circular 1186. D High Plains Aquifer: Egg Carton or Bathtub. A key question related to ground-water sustainability in intensively irrigated areas is the extent to which individual irrigators have incentive to consider the effect of their current pumping decisions on their own future pumping costs.of the High Plains aquifer soon after the onset of substantial irrigation with groundwater (about 1950). This report presents the volume of saturated aquifer material and drainable water in storage in the High Plains aquifer in 2009; water-level changes in the High Plains aquifer from 1980 to 1995, 1995 to 2000,On the heels of Texas’ worst drought in a decade, a report from the High Plains Underground Water Conservation District shows water levels in the Ogallala Aquifer, also known as the High Plains ...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 ...

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 ...Furthermore, the lake’s residue’s estimated age is ~1.1 Ga (~3.2 Ga post-peak aquifer drainage during the Late Hesperian), enhancing the prospects for organic ……

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Furthermore, the lake’s residue’s estimated age is ~1.1 Ga (~3.2 . Possible cause: In Castro County in 2022, the High Plains Water District reported Ogallala’s satu.

Other characteristics: Of the geologic units that the High Plains aquifer is composed of, the Ogallala is the most significant hydrogeologic unit and provides the bulk of groundwater resource. Erosion and downcutting have removed the High Plains aquifer along the main channels of the Arkansas and South Platte Rivers, separating the northern and southern …High Plains Home. Welcome to the Kansas Geological Survey (KGS) High Plains/Ogallala Aquifer Information web pages, dedicated to providing information, data, and resources related to the High Plains aquifer. Please explore the links to the left or click on the map below to find data and information by county.

Jun 21, 2009 · Study Summary. USGS Circular 1337 contains the major findings of a 1999–2004 assessment of water quality in the High Plains aquifer. As part of the National Water Quality Assessment Program (NAWQA), the USGS has evaluated ground-water quality in the High Plains aquifer system. Beginning in 1999 and continuing for a period of 6 years, the High ... 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 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 High Plains Aquifer Rex C. Buchanan, B. Brownie 6 Apr 2023 ... Multiyear drought has reduced groundwater levels in the Great Plains, but a geologist says the world's largest aquifer is plentiful.The secondary aquifers discussed include the Chadron, Brule, and Upper Cretaceous aquifers in western Nebraska and the Western Interior Plains, Dakota, Codell, and Niobrara aquifers in eastern Nebraska. “More than one secondary aquifer is used in some counties,” Divine said. “The maps in this. publication are printed on transparent ... The extent of the High Plains aquifer covers 174,000 square miBy Richard Banks. First, to recharge an aquifer, one The Ogallala Aquifer occupies the High Plains of the United States, extending northward from western Texas to South Dakota. The Ogallala is the leading geologic formation in what is known as the High Plains Aquifer System. The entire system underlies about 450,000 square kilometers (174,000 square miles) of eight states.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 High Plains aquifer is a 450,000 km 2 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 … Mar 7, 2021 · The High Plains aquifer is divided into thThis principal aquifers map is available foFurthermore, the lake’s residue’s estima 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 … High Plains. Depletion has averaged 5.7 km3 yr 1 since irr In July 2012, the Texas Water Development Board (TWDB) contracted with INTERA, Inc. to develop a groundwater availability model (GAM) for the High Plains Aquifer System ( Ogallala Aquifer, Dockum Aquifer, Edwards-Trinity (High Plains) Aquifer, and Rita Blanca Aquifer ). The project was completed and delivered in 2015.Other characteristics: Of the geologic units that the High Plains aquifer is composed of, the Ogallala is the most significant hydrogeologic unit and provides the bulk of groundwater resource. Erosion and downcutting have removed the High Plains aquifer along the main channels of the Arkansas and South Platte Rivers, separating the northern and southern … The Republican River Basin runs through the northern part of t[Physical/Cultural Setting. The High Plains aquifer undeThe high plains aquifer that stretches from Texas to Sou 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 ...