GIS Library Contents - MetadataCensus Block Groups - 2012 |
This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.
Descriptive name | Census Block Groups - 2012 | |
File name | cen2012g | |
Spatial domain | Pima County | |
Abstract | This is an update of the cen2010g layer containing American Community Survey 5-year averages from 2008-2012. Raw 2010 Census Block Group boundaries as supplied by the U.S. Census Bureau. Census Block Groups are the intermediate unit between Blocks and Tracts, used by the Census Bureau for demographic tabulation. | |
Known errors/qualifications | Population and ethnicity data for selected categories has been aggregated from the Block layer CEN2010B. | |
Feature type | polygon | |
Feature count | 630 | |
Thumbnail Map | cen2012g.pdf (839,883 bytes, PDF created 07/19/2022 ) | |
Projection | NAD83 HPGN (Parameters) | |
Rectification | parcel | |
Field/value metadata | Field metadata | |
Source organization | US Census Bureau | |
Source contact | ||
Source document or file name | 2010 TIGER files | |
Source date | 2010 | |
Source scale | ||
Source format | Shape | |
Date of last data update (This date may not be current.) | 20151117 | |
Last data update by | Felipe Morales | |
Date/time last touched - Meaning? | 2021-03-03 10:35 PM - Enterprise GDB | |
2021-03-03 10:35 PM - Shapefile - Library input format | ||
See coverage files, if any, for date. | ||
Lineage | 11/17/15- Outside boundary adjusted to match pima_all. | |
On maintenance? | Not required | |
Maintenance organization | PC ITD GIS | |
Maintenance description | ||
Original conversion by | Steve Whitney | |
Pima County ITD GIS contact | Steve Whitney | |
Alternate Pima County ITD GIS contact | ||
On Pima County Geospatial Data Portal? | No |