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Census Block Groups -1990

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This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as feature count and date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.

Descriptive nameCensus Block Groups -1990
File namecenblgrp
Spatial domainPima County
AbstractCensus block groups are aggregations of census blocks. They contain socioeconomic information of Pima County based on the 1990 census.
Known errors/qualificationscenblgrp has spatial distortion inherent in TIGER files.
Feature typepolygon
Feature count 560
Thumbnail Map cenblgrp.pdf PDF file format   (581,080 bytes, PDF created 07/19/2022 )
ProjectionNAD83 HPGN (Parameters)
Field/value metadata Field metadata
Source organizationUS Census Bureau
Source contact
Source document or file nameTIGER files
Source date1992
Source scale 1:100,000
Source formatUnknown
Date of last data update
(This date may not be current.)
Last data update byFelipe Morales
Date/time last touched - Meaning? 2021-05-11  10:44 PM - Enterprise GDB
  2021-05-11  10:44 PM - Shapefile - Library input format
  See coverage files, if any, for date.
On maintenance?Not required
Maintenance organization
Maintenance description
Original conversion byMerle Johnson
Pima County ITD GIS contactJohn Regan
Alternate Pima County ITD GIS contacte-mail address
On  Pima County Geospatial Data Portal? Yes

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