Seismotectonic maps in the vicinity of the lower Wabash Valley, Illinois, Indiana, and Kentucky - Digital Spatial Database: Instrumental earthquake locations

Online link	https://geo-nsdi.er.usgs.gov/metadata/open-file/97-681/eqks.faq.html
Description	This cover contains the catalog of earthquake locations, within the project boundary, recorded by the Saint Louis University and Memphis State University seismic networks from July 1974 through December 1995.
Originators	Rhea, Susan
Publication	U.S. Geological Survey Open-File Report 97-0681

States or counties

Ballard, Caldwell, Calloway, Carlisle, Christian, Clay, Crittenden, Daviess, Daviess, Dubois, Edwards, Franklin, Fulton, Gallatin, Gibson, Graves, Hamilton, Hardin, Henderson, Hickman, Hopkins, Jefferson, Johnson, Knox, Lawrence, Livingston, Logan, Lyon, Marion, Marshall, Massac, McCracken, McLean, Montgomery, Muhlenberg, Ohio, Pike, Pope, Posey, Pulaski, Richland, Robertson, Saline, Spencer, Stewart, Todd, Trigg, Union, Vanderburgh, Wabash, Warrick, Wayne, Webster, White, Williamson

Overview of attributes

>Quadrangle abbrev.  Quadrangle full name
>
>cal                 Calaveras Reservoir quadrangle
>cup                 Cupertino quadrangle
>mil                 Milpitas quadrangle
>mtv                 Mountain View quadrangle
>pal                 Palo Alto quadrangle
>sje                 San Jose East quadrangle
>sjw                 San Jose West quadrangle
>sth                 Santa Teresa Hills quadrangle

http://pubs.usgs.gov/of/1994/of94-231/scc_q1.ReadMe.txt

XXX_UTM.PAT (XXX represents abbreviated quadrangle name)

Quaternary geologic map units

Label	Definition
`PTYPE`	Polygon type

XXX_UTM.AAT (XXX represents abbreviated quadrangle name)

Linear geologic features

Label	Definition
`LTYPE`	Line type

XXX_UTM.PAT (XXX represents abbreviated quadrangle name)

Quaternary geologic map units at specific locations (same attributes as polygon coverage XXX_UTM.PAT)

Label	Definition

CORR_UTM.PAT

Correlation table for the units in these maps (same attributes as polygon coverage XXX_UTM.PAT)

Label	Definition

CORR_UTM.AAT

Linear features in correlation table for the units in these maps (same attributes as arc coverage XXX_UTM.AAT)

Label	Definition

CORR_UTM.PAT

Point features of correlation table for the units in these maps (same attributes as polygon coverage XXX_UTM.PAT)

Label	Definition

EXPLSC_UTM.PAT

Map explanation and key (same attributes as polygon coverage XXX_UTM.PAT)

Label	Definition

EXPLSC_UTM.AAT

Linear features on map explanation and key (same attributes as arc coverage XXX_UTM.AAT)

Label	Definition

EXPLSC_UTM.PAT

Point coverage of map explanation and key (same attributes as polygon coverage XXX_UTM.PAT)

Label	Definition