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Downloadable geospatial data for the state of Maryland. Data is categorized by county and data layer. Layers include infrastructure, floodplains, critical area, and protected...
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Gathering Resources...The classic study by Epstein and others (1977), using conodont alteration index (CAI) isograds, is the established standard for evaluating thermal maturity patterns of lower...-
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Gathering Resources...The Assessment Unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The Assessment Unit is defined...-
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Gathering Resources..."This report contains maps and associated spatial data showing historical oil and gas exploration and production in the United States. Because of the proprietary nature of many...-
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Gathering Resources...Maps and GIS data provided by The Kentucky Geological Survey; includes maps, elevation, geology data, hydrology data, and transportation information.-
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Gathering Resources...The Geologic Atlas of the United States is a set of 227 folios published by the U.S. Geological Survey between 1894 and 1945. Each folio includes both topographic and geologic...-
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Gathering Resources...Geological GIS data downloads for West Virginia, including, geology, oil, gas, and mining information data.-
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Gathering Resources...Cell maps for each oil and gas assessment unit were created by the USGS as a method for illustrating the degree of exploration, type of production, and distribution of...-
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Gathering Resources...The conodont color alteration index (CAI) introduced by Epstein and others (1977) and Harris and others (1978) is an important criterion for estimating the thermal maturity of...-
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Gathering Resources...GIS maps of Alabama resource data; includes maps of geology, natural hazards, and water.-
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Gathering Resources...From the site: "Commodities covered by the Minerals Information Team (MIT) of the U.S. Geological Survey. Included are crushed stone operations considered active in 1998 with...-
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Gathering Resources...EIA downloadable gis energy information for the US; includes shapefiles for data on Coal Mines - Surface and Underground, Crude Oil Pipelines, Liquefied Natural Gas...-
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Gathering Resources...The Total Petroleum System is used in the National Assessment Project and incorporates the Assessment Unit, which is the fundamental geologic unit used for the assessment of...-
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Gathering Resources...From the site: "A reference map of the total intensity magnetic field of the earth in gammas published by the WV Geological and Economic Survey in 1978. In May/June 2007, two...-
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Gathering Resources...From the site: "Desktop GIS software users may access IGS Web map services (WMS) online without downloading GIS data sets to their local systems. This is particularly useful for...-
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Gathering Resources...In recent years, rising oil and natural gas prices spurred an increase in oil and gas drilling activity throughout Ohio, especially wells targeting Devonian shale in Ohio, an...-
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Gathering Resources...This dataset is obsolete. For current watershed boundary data, use the NRCS's new watershed dataset. This shapefile describes 'watershed' hydrologic units, which are a...-
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Gathering Resources...USGS Water information; multiple downloadable datasets with spacial data and metadata. Sets range from surface geology to historical data about aquifers.-
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Gathering Resources...USGS GIS data of the United States water resources maps, soil, hydrology, and weather. Contains multiple links to useful and informative websites.-
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