SOFTWARE REQUIRED FOR VIEWING THE FILES

MICROSOFT ACCESS
Users will need Microsoft Access software (version 2000 or version 97) to open the native file. The earthquake events and references tables are also provided in dBASE IV (DBF) format so that they may be opened in any program that handles DBF files.

ADOBE ACROBAT READER
To view and print the catalog, map, and metadata, users will need software that is capable of opening files in PDF (Portable Document Format). Users who do not presently have such software may obtain Adobe Acrobat Reader, which is available for downloading free of charge from Adobe, Inc., at www.adobe.com/products/acrobat/readstep2.html. Please refer to the help files and other documentation on the Adobe, Inc., web site for instructions on installing and using this software.

SOFTWARE FOR VIEWING DATASET
The vector digital dataset that is in SHP (ESRI shapefile) or E00 (ESRI ArcInfo export) format and the georeferenced map image (GeoTIFF) may be accessed and viewed using any software capable of importing and utilizing files in these formats. Examples of software that is available for downloading free of charge are as follows:
(1) dlgv32 Pro by Global Mapper Software LLC at http://mcmcweb.er.usgs.gov/drc/dlgv32pro/. This software requires a personal computer (PC) running Microsoft Windows 98/NT/2000/ME/XP/Vista operating system; please refer to the on-line user's manual for instructions.
(2) ArcExplorer by ESRI at www.esri.com/software/arcexplorer/index1.html. Please refer to the system requirements and other helpful links, which are available at the same site.

OTHER SOFTWARE
A browser or other software capable of reading HTML format is needed for other files on this CD–ROM. Examples of browsers that are available for downloading free of charge are Microsoft Explorer (www.microsoft.com/windows/products/winfamily/ie/default.mspx) and Netscape Navigator (http://channels.netscape.com/ns/browsers/default.jsp).