Found 22 datasets matching "Sandstone and carbonate rocks".
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This data set represents the presence or absence of sandstone and carbonate rock aquifers in the conterminous United States. The data set was used as an input data layer for a national model to...
Search relevance: 179.80 | Views last month: 0 -
The geology of an area of 660 square miles mostly in the northeastern corner of Tennessee and small adjacent areas in Virginia and North Carolina is the subject of this report. The region lies...
Search relevance: 76.26 | Views last month: 1 -
This data set consists of hydrogeology for the State of Nevada. Consolidated rocks and unconsolidated sediments are the two major hydrogeologic units. Consolidated rocks are subdivided into 8...
Search relevance: 56.17 | Views last month: 2 -
This dataset captures in digital form previously published maps showing the inferred extent and subsurface elevation of several Paleozoic consolidated rock units in the northern Midwest of the...
Search relevance: 54.01 | Views last month: 1 -
Forty samples of outcropping rock samples were collected from the Permian Cutler Formation exposed in the Sinbad Valley, Mesa County, Colorado by USGS volunteer Jon Thorson. This sample set...
Search relevance: 51.44 | Views last month: 0 -
This data set represents the area of National Resources Inventory surface drainage, field ditch conservation practice, in square kilometers, in the conterminous United States. The data set was...
Search relevance: 50.65 | Views last month: 0 -
This data set represents 1990 block group population density, in people per square kilometer, in the conterminous United States. This data set represents The data set was used as an input data...
Search relevance: 49.77 | Views last month: 0 -
This data set represents the average annual nitrogen input from confined animal manure, 1992 and 1997, in kilograms per hectare, in the conterminous United States. The data set was used as an...
Search relevance: 49.41 | Views last month: 0 -
This data set represents the percent of orchards/vineyards land cover in the conterminous United States. The data set was used as an input data layer for a national model to predict nitrate...
Search relevance: 49.41 | Views last month: 0 -
This data set represents the presence or absence of poorly sorted glacial till east of the Rocky Mountains in the conterminous United States. The data set was used as an input data layer for a...
Search relevance: 49.09 | Views last month: 0 -
This data set represents the presence or absence of semiconsolidated sand aquifers in the conterminous United States. The data set was used as an input data layer for a national model to predict...
Search relevance: 49.09 | Views last month: 0 -
This data set represents saturation overland flow estimated by TOPMODEL, in percent of streamflow, in the conterminous United States. The data set was used as an input data layer for a...
Search relevance: 49.05 | Views last month: 0 -
This data set represents the area of National Resources Inventory irrigation system, tailwater recovery conservation practice, in square kilometers, in the conterminous United States. The data set...
Search relevance: 49.05 | Views last month: 0 -
This data set represents the average annual nitrogen input from commercial fertilizer applied to agricultural lands, 1992-2001, in kilograms per hectare, in the conterminous United States. The...
Search relevance: 48.92 | Views last month: 0 -
This data set represents "water input," the ratio of the total area of irrigated land to precipitation, in square kilometers per centimeter, in the conterminous United States. The data set was...
Search relevance: 48.92 | Views last month: 0 -
This data set represents infiltration excess overland flow estimated by TOPMODEL, in percent of streamflow, in the conterminous United States. The data set was used as an input data layer for a...
Search relevance: 48.92 | Views last month: 0 -
This data set represents the amount of fresh surface water withdrawal for irrigation, in megaliters per day, in the conterminous United States. The data set was used as an input data layer for a...
Search relevance: 48.92 | Views last month: 0 -
This data set represents predicted nitrate concentration in ground water used for drinking, in milligrams per liter, in the conterminous United States, and was generated by a national nonlinear...
Search relevance: 47.43 | Views last month: 0 -
This digital dataset was created as part of a U.S. Geological Survey hydrologic resource assessment and development of an integrated numerical hydrologic model of the hydrologic system of the...
Search relevance: 40.66 | Views last month: 0 -
The geologic map database of the Great Smoky Mountains National Park region of Tennessee and North Carolina is a result from studies from 1993 to 2003 as part of a cooperative investigation by the...
Search relevance: 35.30 | Views last month: 0
