SACOG Metadata

Abstract
2000 US Census Blocks are one of several geographies used to compile data for the U. S. Census. They can be aggregated into block groups and further, into the larger tracts. Based on SACOG Census 2000 data.

Originator
US Census Bureau, SACOG GIS Staff

Publication Date
January 2000

Purpose
For use with 2000 US Census data.

Supplementary Information
Demographics

Contact Person
Joe Concannon
SACOG
1415 "L" Street
Sacramento CA, 95814
Phone: 916-321-9000
Fax: 916-321-9551
Email: jconcannon@sacog.org

Coordinate System
Projected: Lambert Conformal Conic North American Datum of 1983
Geographic: GCS_North_American_1983

Attribute
Name Description
PAZ Protective action zone
Shape feature's perimeter in feet
CTBLK Census tract & block numbers
FPLC Census tract number only
CTRACT Census tract
CTBNA Census tract block numbering area
BLOCK block number
CTBLK_NUM Census tract block number
BGROUP Block group identifier.
TAZ_APPROX Approximate transportation analysis zone.
CT_BLK Census tract & block numbers.
SHAPE Feature geometry.
U_R Urban or rural
PLACE
BG Block group.
OBJECTID Internal feature number.
CTBGP_CDP Combination of Census Tract & Block Group and census designated place to create unique identifier.
Shape.area
Shape.len