<descriptor thcode="1"><thesaurus thcode="1" name="Common geographic areas" scope="Names and identifiers of commonly-known geographic areas including oceans, continents, countries, states and provinces in North America, counties in the United States, USGS map quadrangles, and hydrologic units, nested and cross-referenced by overlap." creator="U.S. Geological Survey" rights="Public domain" edition="1.0" date="2002-03-21" codetype="alpha" prefix="geo" uri="http://www.usgs.gov/science/CommonGeographicAreas" tblname="geo" nonpref="geonp" relterm="geort" root_code="root" contact="pschweitzer"><category><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/></category><altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>CommonGeographicAreas</altlabel><altlabel>CommonGeographicAreas</altlabel></altlabel></thesaurus><term thcode="1" code="f06013" name="Contra Costa" parent="fUS06" scope="county"/><bt><term thcode="1" code="fUS06" name="California" parent="fUS" scope="state"/><term thcode="1" code="fUS" name="United States" parent="fLD10" scope="country"/><term thcode="1" code="fLD10" name="North America" parent="fLD" scope="continent"/><term thcode="1" code="fLD" name="Land" parent="root" scope="continent"/><term thcode="1" code="root" name="Earth" scope="Common geographic areas focused on the US"/></bt><rt><term thcode="1" code="q39122SWB4" name="Antioch North" parent="q39122SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWB1" name="Antioch South" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39124SEG4" name="Benicia" parent="q39124SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39122SWD4" name="Bouldin Island" parent="q39122SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWC1" name="Brentwood" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38124NEG1" name="Briones Valley" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWC2" name="Byron Hot Springs" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p499" name="Camp Parks Military Reservation" parent="p23" scope="Army"/><term thcode="1" code="q38122NWA1" name="Clayton" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWD2" name="Clifton Court Forebay" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p2078" name="Concord Naval Weapons Station" parent="p24" scope="Navy"/><term thcode="1" code="q38122NWA2" name="Diablo" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWA3" name="Dublin" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38124NEH3" name="Hayward" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39122SWA4" name="Honker Bay" parent="q39122SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39122SWC4" name="Jersey Island" parent="q39122SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1358" name="John Muir National Historic Site" parent="p43" scope="National Historic Site"/><term thcode="1" code="q38124NEH2" name="Las Trampas Ridge" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWB3" name="Livermore" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39122SW" name="Lodi" parent="q39122" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q39124SEF4" name="Mare Island" parent="q39124SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39124SE" name="Napa" parent="q39124" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q38124NEG2" name="Oakland East" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38124NEF1" name="Richmond" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38124NE" name="San Francisco" parent="q38124" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="h18050004" name="San Francisco Bay" parent="h180500" scope="hydrologic unit"/><term thcode="1" code="h18040003" name="San Joaquin Delta" parent="h180400" scope="hydrologic unit"/><term thcode="1" code="h18050002" name="San Pablo Bay" parent="h180500" scope="hydrologic unit"/><term thcode="1" code="q38124NEE1" name="San Quentin" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NW" name="Stockton" parent="q38122" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="h18050001" name="Suisun Bay" parent="h180500" scope="hydrologic unit"/><term thcode="1" code="q38122NWB2" name="Tassajara" parent="q38122NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q39124SEH4" name="Vine Hill" parent="q39124SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38124NEH1" name="Walnut Creek" parent="q38124NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q38122NWD1" name="Woodward Island" parent="q38122NW" scope="quadrangle 1:24,000 scale"/></rt></descriptor>