U.S. Geological Survey Open-File Report 03-461
Published 2004
Version 1.0
Online Only

Geologic Map of the Winchester Quadrangle, Frederick County, Virginia

By R.C. Orndorff, D.J. Weary, and R.A. Parker

Above:  Thumbnail image of part of the Geologic Map of the Winchester, VA 1:24,000-scale quadrangle (Detailed graphic files may be downloaded below).

		Abstract          The Winchester 1:24,000-scale quadrangle is one of several  quadrangles in Frederick County, Virginia being mapped by geologists from the U.S. Geological Survey in Reston, VA with funding from the National Cooperative Geologic Mapping Program. This work is part of a project being lead by the U.S. Geological Survey Water Resources Discipline, Virginia District, to investigate the geologic framework and groundwater resources of Frederick County as well as other areas in the northern Shenandoah Valley of Virginia and West Virginia. For more information about the Project see:  http://geology.er.usgs.gov/eespteam/Karst/index.html for Geologic Discipline efforts and http://va.water.usgs.gov/va134/index.htm for Water Resources Discipline efforts.

Data Available in this Report

• Geologic map of the Winchester quadrangle-- Complete Open-File Report 03-461 map plate (Orndorff and others, 2003: zipped PDF format, 38.9 M
• Readme file with file structure of data and other miscellaneous information (.txt format)
• GIS Data:

• Download GIS data files : (win24GIS.zip, 4.5 MB) (To view project, extract data.zip files below to a common location and open karst .mxd. This requires ArcGIS V. 8.3 and above.)
  
• Download georeferenced raster image of the geologic map of the Winchester quadrangle (win_geol.zip,16.8 MB)
• Metadata available in compressed .html files: (metadata.zip, 35 KB)

Direct questions and comments to: David J. Weary

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