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County boundaries of the Chesapeake Bay watershed states (Maryland, Delaware, Pennsylvania, Virginia, West Virginia, New York) and Washington D.C., extracted from the 2014 Census TIGER Database. <\/SPAN><\/SPAN><\/P>

Field Names and Definitions:<\/SPAN><\/P>

Field Name<\/SPAN><\/P><\/TD>

Field Alias<\/SPAN><\/P><\/TD>

Definition<\/SPAN><\/P><\/TD><\/TR>

STATEFP<\/SPAN><\/SPAN><\/P><\/TD>

State FIPS code<\/SPAN><\/SPAN><\/P><\/TD>

Current state Federal Information Processing Series (FIPS)<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

COUNTYFP<\/SPAN><\/SPAN><\/P><\/TD>

County FIPS code<\/SPAN><\/SPAN><\/P><\/TD>

Current county Federal Information Processing Series (FIPS)<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

COUNTYNS<\/SPAN><\/SPAN><\/P><\/TD>

County GNIS code<\/SPAN><\/SPAN><\/P><\/TD>

Current county Geographic Names Information System (GNIS)<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

AFFGEOID<\/SPAN><\/SPAN><\/P><\/TD>

FactFinder ID<\/SPAN><\/SPAN><\/P><\/TD>

American FactFinder summary level code + geovariant code + <\/SPAN><\/SPAN>\u2018<\/SPAN><\/SPAN>00US<\/SPAN><\/SPAN>\u2019<\/SPAN><\/SPAN>+ GEOID<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

GEOID<\/SPAN><\/SPAN><\/P><\/TD>

County ID<\/SPAN><\/SPAN><\/P><\/TD>

County identifier; a concatenation of current state Federal Information Processing Series (FIPS) code and county FIPS code<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

NAME<\/SPAN><\/SPAN><\/P><\/TD>

Name<\/SPAN><\/SPAN><\/P><\/TD>

Current county name<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

LSAD<\/SPAN><\/SPAN><\/P><\/TD>

Legal Description<\/SPAN><\/SPAN><\/P><\/TD>

Current legal/statistical area description code for county<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

ALAND<\/SPAN><\/SPAN><\/P><\/TD>

Land Area (m<\/SPAN><\/SPAN>²<\/SPAN><\/SPAN>)<\/SPAN><\/SPAN><\/P><\/TD>

Current land area (square meters)<\/SPAN><\/SPAN><\/P><\/TD><\/TR>

AWATER<\/SPAN><\/SPAN><\/P><\/TD>

Water Area (<\/SPAN><\/SPAN>m²<\/SPAN><\/SPAN>)<\/SPAN><\/SPAN><\/P><\/TD>

Current water area (square meters)<\/SPAN><\/SPAN><\/P><\/TD><\/TR><\/TBODY><\/TABLE>

Source Data:<\/SPAN><\/P>

U.S. Census Bureau TIGER Database, Cartographic Boundary shapefiles <\/SPAN><\/SPAN>\u2013<\/SPAN><\/SPAN>counties (<\/SPAN><\/SPAN>https://www.census.gov/geo/maps-data/data/cbf/cbf_counties.html<\/SPAN><\/SPAN><\/A>), 2014<\/SPAN><\/SPAN><\/P>

Processing Steps/Dates:<\/SPAN><\/P>

Bay state counties were extracted from the Census data file. The data was re-projected to WGS84 UTM Zone 18N.<\/SPAN><\/P>

Processing Date: 9/2015<\/SPAN><\/SPAN><\/P>

Contact Information:<\/SPAN><\/P>

Chesapeake Bay Foundation<\/SPAN><\/P>

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