USGS

Open-File Report 95-699

PRELIMINARY GEOLOGIC MAP OF THE VAL VERDE 7.5' QUADRANGLE,
SOUTHERN CALIFORNIA: A DIGITAL DATABASE

Compiled by R. F. Yerkes and R. H. Campbell


Notes:


1. Documentation files @:

A. Download individual documentation files:

README @ file: valvde.txt
Unformatted documentation file describing content and formats of this publication (19 KB)
README file as a formatted, printable PostScript @ file: valvde.ps (880 KB)


2. Geologic map database @ (spatial @ and attribute @ GIS @ ) files :

A. Download all the geologic database layers and supporting materials in ARC/INFO 7.x ASCII EXPORT@ format, and all of the documentation files , packaged in a single UNIX tar file @ , compressed with gzip @:

All database files - valvde.tar.gz
Includes all the geologic map database layers listed in section 2B. (below) (25.5 MB compressed download size @ , 106 MB when uncompressed)

- OR -

B. Download individual database layers in ARC/INFO 7.x ASCII EXPORT@ format, each layer compressed with gzip @:

Geologic layers @:

Geology @ - vv-geol.e00.gz
Faults, contacts and geologic units (440 KB compressed download size @ , 1.7 MB when uncompressed)
Structure @ - vv-strc.e00.gz
Attitudes and fold axes (64 KB compressed download size @ , 616 KB when uncompressed)
Wells @ - vv-wells.e00.gz
Exploratory oil wells (8 KB compressed download size @ , 28 KB when uncompressed)

Base map layers @:

Composite base map @ - vv-topo.e00.gz
Composite quadrangle base map layer in vector format (24.5 MB compressed download size @ , 103 MB when uncompressed)


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Updated: 7/18/97 (seg)