Search datasets
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This dataset captures in digital form the results of previously published U.S. Geological Survey (USGS) Water Mission Area studies related to water resource assessment of Cenozoic strata and...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 06:12 AM -
During the spring and summer of 2020, the U.S. Geological Survey, Lower Mississippi – Gulf Water Science Center, conducted single well slug tests on selected wells within the Mississippi Alluvial...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
The study of the geohydrology of the Sparta Sand is the initial phase in the investigation of the geohydrology of the Claiborne Group. The thicker sections of the Sparta Sand lie along the axes of...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 06:06 AM -
A digital dataset of analog simulation of water-level declines in the Sparta Sand, Mississippi Embayment in Missouri, Kentucky, Arkansas, Tennessee, Louisiana, and Mississippi was developed from...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:01 AM -
The potentiometric surface of the Sparta Sand in northern Louisiana is shown by contours on four maps. Maps for 1900, 1965 , and spring 1975 are generalized, small-scale maps from previously...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 06:19 AM -
A three-dimensional groundwater flow model (MODFLOW-2005) of the Mississippi embayment, South-Central United States, was developed as part of a national project initiated by the U.S. Geological...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:37 AM -
The potentiometric surface of the Sparta Sand in northern Louisiana is shown by contours on four maps. Maps for 1900, 1965 , and spring 1975 are generalized, small-scale maps from previously...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:39 AM -
The potentiometric surface of the Sparta Sand in northern Louisiana is shown by contours on four maps. Maps for 1900, 1965 , and spring 1975 are generalized, small-scale maps from previously...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:22 AM -
The potentiometric surface of the Sparta Sand in northern Louisiana is shown by contours on four maps. Maps for 1900, 1965 , and spring 1975 are generalized, small-scale maps from previously...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:16 AM -
This digital dataset is a result from the goal within the U.S. Geological Survey’s (USGS) National Cooperative Geologic Mapping Program to convert surficial data that were previously published in...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:43 AM -
This dataset captures in digital form the results of previously published U.S. Geological Survey (USGS) Water Mission Area studies related to water resource assessment of Cenozoic strata and...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:52 AM -
The existing three-dimensional groundwater flow model (MODFLOW-2005) of the Mississippi Embayment Regional Aquifer system (MERAS), South-Central United States, was updated with: 1) higher stream...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:28 AM -
The Sparta aquifer is a primary source of groundwater in north-central Louisiana. In 2015, more than 60 million gallons per day were withdrawn from the Sparta aquifer, of which over 90 percent was...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:25 AM -
The study of the geohydrology of the Sparta Sand is the initial phase in the investigation of the geohydrology of the Claiborne Group. The thicker sections of the Sparta Sand lie along the axes of...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:52 AM -
The study of the geohydrology of the Sparta Sand is the initial phase in the investigation of the geohydrology of the Claiborne Group. The thicker sections of the Sparta Sand lie along the axes of...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:43 AM -
The U.S. Geological Survey in cooperation with the Arkansas Natural Resources Commission, the Arkansas Geological Commission, and the Louisiana Department of Transportation and Development has...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:46 AM -
The most widely used aquifer for industry and public supply in the Mississippi embayment in Arkansas, Louisiana, Mississippi, and Tennessee is the Sparta-Memphis aquifer. Decades of pumping from...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 04:29 AM
