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2002 SDC/BIDC ANNUAL CONFERENCE Geography Update PowerPoint PPT Presentation

2002 SDC/BIDC ANNUAL CONFERENCE Geography Update October 17, 2002 Topics Update on Geographic Products Boundary and Annexation Survey Update on MAF/TIGER Modernization Census 2000 Geographic Products TIGER/Line ® Files – Census 2000 Based Redistricting Census 2000 TIGER/Line ® Files

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2002 SDC/BIDC ANNUAL CONFERENCE Geography Update

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2002 SDC/BIDC ANNUAL CONFERENCEGeography Update

October 17, 2002


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Topics

  • Update on Geographic Products

  • Boundary and Annexation Survey

  • Update on MAF/TIGER Modernization


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Census 2000 Geographic Products

  • TIGER/Line® Files – Census 2000 Based

    • Redistricting Census 2000 TIGER/Line® Files

      • No ZCTAs (ZIP Code Tabulation Areas)

      • Address Ranges based upon a mid-Census 2000 Master Address File

      • Available on DVD and web

    • Census 2000 TIGER/Line® File

      • With ZCTAs

      • Address Ranges based upon final Census 2000 Master Address File

      • Some errata corrections included

    • UA Census 2000 TIGER/Line® File

      • With Census 2000 Urbanized Areas, Urban Clusters

      • With Census 2000 Public-Use Microdata Areas (PUMAS – 5%)

      • Available on web (and one-off DVD/CD)


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Census 2000 Geographic Products

  • TIGER/Line® Files – Census 2000 Based

    • 108th Congressional District Census 2000 TIGER/Line® Files

      • Districts for the 108th Congress

      • Redefined 1990 Urban Area Based on Census 2000 Urban Area Criteria (UAs and UCs based on 1990 Population)

      • No Census 2000 Collection Blocks

      • Available early 2003


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Census 2000 Geographic Products

  • TIGER/Line® Files – Post Census 2000

    • 2002 TIGER/Line® Files

      • Boundaries will be as of January 1, 2002

      • Same boundaries that will be used for the 2002 Population Estimates Program and ACS

      • Format changes

        • Will require new translators

        • No 1990 Census geographic area codes

        • Permanent Zero-cell Identification Number

      • Estimated Availability – November, 2002


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Census 2000 Geographic Products

  • Maps:

    • Redistricting Maps:

      • P.L. 94-171 County Block Maps

      • VTD/SLD Outline Maps (Census 2000)

      • Census Tract Outline Maps (Census 2000)

      • Available

        • Paper ($25 minimum order/$5 per map sheet)

        • PDF (Internet, on-demand CD-ROM)


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Census 2000 Geographic Products

  • Maps:

    • Entity Based Census 2000 Block Maps

      • Places, County Subdivisions, Counties, American Indian Areas, Hawaiian Home Lands

      • Paper Copies Sent to Highest Elected Official

      • Available

        • Paper

        • PDF (Internet, on-demand CD-ROM, DVD (shortly))


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Census 2000 Geographic Products

  • Maps:

    • Census Tract Outline Maps (Census 2000)

      • Available

        • Paper

        • PDF (DVD, Internet, on-demand CD-ROM)

    • UA/UC Outline Maps (Census 2000)

      • Available on flow basis (UAs first, then UCs)

        • Paper

        • PDF (Internet, on-demand CD-ROM)


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Census 2000 Geographic Products

  • Maps:

    • ZCTA Outline Maps

      • Available 2nd Quarter 2003

        • Paper

        • PDF (Internet, on-demand CD-ROM)

    • PUMA Outline Maps

      • Available December, 2002

        • Paper

        • PDF (Internet, on-demand CD-ROM)


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1990 Census Geographic Products

  • Maps:

    • Re-Created Census Tract Outline Maps (1990 Census)

      • Available

        • Paper

        • PDF (Internet, on-demand CD-ROM, eventually DVD)

    • Re-Created 1990 Census County Block Maps

      • Available shortly

        • Paper

        • PDF (Internet, on-demand CD-ROM, eventually DVD)


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Boundary and Annexation Survey

  • Thank you for your assistance

  • 2003 BAS on Schedule

  • Coming in 2003

    • Internet Response (for forms only)


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Open GIS Consortium (OGC)

  • Pilot

    • WebBAS

      • Permits update of boundaries over the web

    • WebTIGER

      • “Serves up” TIGER over the web

        • Based on TIGER/GML


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Additional Products

  • State/County Outline Map (Wall map)

    • Late 2002

  • State/County Outline Map (Page size)

    • In PHC-1 Reports

    • Will be on web in November, 2002

  • 108th Congressional District Wall Map

    • Early 2003

  • Other 108th Congress Products

    • Under Discussion


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Update: MAF/TIGER Enhancements Program (MTEP)


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MAF/TIGER Accuracy Improvement Program (MTAIP)

  • Objective 1:

    • Correct locations of streets, other map features, and housing units; identify new streets/housing units using automated change detection methods

    • Decision was made to enlist the assistance of a contractor or a consortium of contractors to undertake this Objective


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MAF/TIGER Accuracy Improvement Program

  • History

    • Request for Information – February, 2001

      • List of respondents on the Internet

    • Visits to Selected Vendors – April-May, 2001

      • Additional Market Research

        • Best Practices

        • Current Capabilities

        • Utilization of Tribal/State/Local files


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MAF/TIGER Accuracy Improvement Program

  • Request for Proposals Issued, November 2001

  • Three proposals received on February 25, 2002

  • Technical Committee reviewed the proposals

  • Oral Briefings and Operational Capability Demonstrations

  • Vendors Notified May 15, 2002

    • Most Highly Qualified

      • Harris Corporation

    • Other Vendors

      • GeoAllies (BTG/Lockheed Martin)

      • TRW

  • Contract Awarded June 25, 2002


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MAF/TIGER Accuracy Improvement Project

  • Next Steps:

    • Phase 1: (Underway)

      • Census Bureau staff working with Harris Corporation staff to detail out the production requirements

    • Phase 2:

      • Census develops/continues partnerships with state/local/tribal governments

      • Harris performs work for all 3200+ counties and completes initial work by FY 2008.

      • Change detection/maintenance for counties completed early in the process


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MAF/TIGER Accuracy Improvement Project

  • Importance to State/Local/Tribal Governments

    • Will put the Census Bureau on the same base as the state/local/tribal GIS data bases where they exist, have the spatial accuracy to use with GPS, and provide them to the Census Bureau

    • Will enable easier exchange of spatial information between state/local/tribal governments and the Census Bureau (Boundaries and Features)

    • Road and Governmental Unit Boundaries will be provided to the National Map


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MTEP Objective 3

Expand and encourage geographic partnership programs

2004 Census Test

LUCA Test of Two Options

Full Address List Review (Title 13)

Review Block Counts Only (not Title 13)

Address List Review Program

Design/Testing/Pilots in 2003


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Discussion

  • Robert LaMacchia

  • Geography Division

  • (301) 457-1022

  • [email protected]


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