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Southcentral United States 7.5' USGS Quad Grid
This data set was obtained from the Texas Natural Resource Information System Web site in January 1998. The original name of the file was txquads.e00. Metadata could not be obtained for this file from the Texas web site. RGIS has generated this metadata file, incomplete as it is, to provide as much information as possible.
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New Mexico Quad Grid for 7.5' USGS Quads
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This dataset shows the USGS quadrangles for the State of New Mexico. This shapefile is based on the 7.5 minute Index map.
Colorado 7.5' USGS Quad Index
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This dataset shows the USGS 7.5' quads for Colorado. This dataset was obtained as a nationawide dataset from GIS Data Depot.
Utah 7.5' USGS Quad Index
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This dataset shows the USGS 7.5' quads for Utah. This dataset was obtained as a nationawide dataset from GIS Data Depot.
New Mexico 1:100000 Quad Grid with 15 Mile Buffer
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This data set contains boundaries for USGS 1:100,000 quadrangle maps in a vector digital format.
Latitude and Longitude Grid 2000 (line)
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Data available online through the Arkansas Spatial Data Infrastructure (ASDI) at http://gis.arkansas.gov. AHTD 7.5' Latitude and Longitude Lines for year end 2000 information. This file contains location information for 7.5' Latitude and Longitude Lines in the state of Arkansas. These locations were extracted from the Arkansas Highway and Transportation Department county mapping files for the year 2000.
Quad Grid
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The USGS 7.5' quadrangle grid for Maryland.
New Mexico 1:250000 Quad Grid with 15 Mile Buffer
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This data set contains boundaries for USGS 1:250,000 quadrangle maps in a vector digital format.
Digital Geologic Map of Sherman Quadrangle, North-Central Texas
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This digital data set contains geologic formations for the 1:250,000-scale Sherman quadrangle, Texas and Oklahoma. The original data are from the Bureau of Economic Geology publication, "Geologic Atlas of Texas, Sherman sheet", by J.H. McGowen, T.F. Hentz, D.E. Owen, M.K. Pieper, C.A. Shelby, and V.E. Barnes, 1967, revised 1991.
New Mexico Quad Grid for 15' USGS Quads
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This coverage was derived from the 7.5minute USGS quad coverage for the state of New Mexico. It shows a quad index for the USGS 15 minute quads.
United States 1:250000 Quad Grid
공공데이터포털
This data set contains boundaries for USGS 1:250,000 quadrangle maps in a vector digital format.
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