<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="h02060003" name="Gunpowder-Patapsco" parent="h020600" scope="hydrologic unit"/><bt><term thcode="1" code="h020600" name="Upper Chesapeake" parent="h0206" scope="hydrologic accounting unit"/><term thcode="1" code="h0206" name="Upper Chesapeake" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h02" name="Mid Atlantic" parent="hroot" scope="hydrologic region"/><term thcode="1" code="hroot" name="US hydrologic units" parent="fUS" scope="hydrologic subregion"/><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="q40078NEG4" name="Aberdeen" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p475" name="Aberdeen Proving Ground Military Reservation" parent="p23" scope="Army"/><term thcode="1" code="f24003" name="Anne Arundel" parent="fUS24" scope="county"/><term thcode="1" code="p479" name="Army Chemical Center" parent="p23" scope="Army"/><term thcode="1" code="f24005" name="Baltimore" parent="fUS24" scope="county"/><term thcode="1" code="f24510" name="Baltimore" parent="fUS24" scope="county"/><term thcode="1" code="q40078SED2" name="Baltimore East" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEC2" name="Baltimore West" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEF4" name="Bel Air" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24013" name="Carroll" parent="fUS24" scope="county"/><term thcode="1" code="q40078SEC1" name="Cockeysville" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SED3" name="Curtis Bay" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SWG2" name="Damascus" parent="q40078SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEF1" name="Edgewood" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p512" name="Edgewood Arsenal" parent="p23" scope="Army"/><term thcode="1" code="q40078SEB2" name="Ellicott City" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEE3" name="Fawn Grove" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEA1" name="Finksburg" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24021" name="Frederick" parent="fUS24" scope="county"/><term thcode="1" code="q40078SEE4" name="Gibson Island" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEF2" name="Gunpowder Neck" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEB4" name="Hampstead" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEG2" name="Hanesville" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24025" name="Harford" parent="fUS24" scope="county"/><term thcode="1" code="q40078NEH4" name="Havre de Grace" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEC4" name="Hereford" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f24027" name="Howard" parent="fUS24" scope="county"/><term thcode="1" code="q40078NEE4" name="Jarrettsville" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SWG1" name="Libertytown" parent="q40078SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEB3" name="Lineboro" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEA3" name="Manchester" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEE2" name="Middle River" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEC3" name="New Freedom" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NWH4" name="New Windsor" parent="q40078NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NED3" name="Norrisville" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEC4" name="Odenton" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEG1" name="Perryman" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NED4" name="Phoenix" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEB1" name="Reisterstown" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEC3" name="Relay" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SED4" name="Round Bay" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEB3" name="Savage" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEE3" name="Sparrows Point" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEH1" name="Spesutie" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEA2" name="Sykesville" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SED1" name="Towson" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p624" name="U.S. Army Aberdeen Proving Ground" parent="p23" scope="Army"/><term thcode="1" code="q40078NEA4" name="Westminister" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SEE1" name="White Marsh" parent="q40078SE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SWH1" name="Winfield" parent="q40078SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078SWH2" name="Woodbine" parent="q40078SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f42133" name="York" parent="fUS42" scope="county"/></rt></descriptor>