U.S. Department of Commerce

LandView® 6 Metadata

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LandView 5 Metadata

 

U.S. Census Bureau

 

blue ball Census 2000 Demographic Data
These data were prepared from the Summary File (SF1) and Summary File 3 (SF3) state files. The SF1 Technical Documentation [PDF], the SF3 Technical Documentation [PDF], and the Demographic Profiles document the quality and source of the data.

 

 

blue ball Historical population and housing unit counts for states and counties
The 1970, 1980, 1990 population and housing unit counts were derived from the Census USA Counties 1998 CD-ROM. Please refer to the Guide to the USA Counties CD-ROM [PDF] for further technical information regarding the quality and source of these data.

 

blue ball MARPLOT® Census Demographic Layer Grouping
The state, county, and minor civil divisions layers in the Census Demographic Layer grouping of MARPLOT were created from generalized boundary files. They are available along with metadata from Cartographic Boundary Files.

 

The Indian Areas, Urban Areas, Congressional Districts (106th), places, census tracts, census block groups, and ZIP Code Tabulation Areas (ZCTAs) layers were created from the Census 2000 TIGER/Line® files.

 

The 108th TIGER/Line® file layer was created from the 108th Congressional District TIGER/Line® files.

 

blue ball MARPLOT Census 2000 TIGER/Line® Layers Grouping
These map layers were created from the Census 2000 TIGER/Line® files.

 

 

Environmental Protection Agency (EPA)

 

Please see the EPA Geospatial Index Library.

 

 

U.S. Geological Survey (USGS)

 

Please see the Geographic Names Information System.

 

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[PDF] or PDF denotes a file in Adobe’s Portable Document Format. To view the file, you will need the Adobe® Reader® Off Site available free from Adobe.

 

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