<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="h02" name="Mid Atlantic" parent="hroot" scope="hydrologic region"/><bt><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><nt><term thcode="1" code="h0204" name="Delaware" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0208" name="Lower Chesapeake" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0203" name="Lower Hudson-Long Island" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0207" name="Potomac" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0201" name="Richelieu" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0205" name="Susquehanna" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0206" name="Upper Chesapeake" parent="h02" scope="hydrologic subregion"/><term thcode="1" code="h0202" name="Upper Hudson" parent="h02" scope="hydrologic subregion"/></nt><rt><term thcode="1" code="q43074" name="Albany" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q40078" name="Baltimore" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q43076" name="Binghamton" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q38082" name="Bluefield" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q39080" name="Charlottesville" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q40080" name="Cumberland" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q38076" name="Eastville" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q43078" name="Elmira" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q44074" name="Glens Falls" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q41078" name="Harrisburg" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q42074" name="Hartford" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q45074" name="Lake Champlain" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q41074" name="New York" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q41076" name="Newark" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q37078" name="Norfolk" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q45076" name="Ogdensburg" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q41080" name="Pittsburgh" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q42072" name="Providence" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q38078" name="Richmond" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q38080" name="Roanoke" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q39076" name="Salisbury" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q42076" name="Scranton" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q44076" name="Utica" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q42080" name="Warren" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q39078" name="Washington" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q42078" name="Williamsport" parent="qroot" scope="quadrangle 1:250,000 scale"/><term thcode="1" code="q40076" name="Wilmington" parent="qroot" scope="quadrangle 1:250,000 scale"/></rt></descriptor>