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2923.0.30.001 - Census of Population and Housing: Census Geographic Areas Digital Boundaries, Australia, 2006  
Latest ISSUE Released at 11:30 AM (CANBERRA TIME) 17/07/2007   
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GEOGRAPHY METADATA PROFORMA



CATEGORY
ELEMENT
ELEMENT DESCRIPTION

DatasetTitleCensus Geographic Areas (Edition 2006) Digital Boundaries,Australia ABS cat. no. 2923.0.30.001
CustodianCustodianABS Geography Section: geography@abs.gov.au
DescriptionAbstractThis product contains ABS digital boundaries for Census Geographic Areas, used for the dissemination of data from the 2006 Census of Population & Housing. Date of effect of this edition is 01 July 2006.

Digital boundaries are for Commonwealth Electoral Divisions for 2004 and 2007 (CED), State Electoral Division (SED), State Suburb (SSC), Postal Areas (POA), ATSIC REGION (AREG), Indigenous Area (IARE) and Indigenous Location (ILOC).

Boundaries for Census Collection Districts (CD) for the 2006 Census, from which all higher level boundaries have been aggregated, have been included in 1259.0.30.002 Statistical Geography - Australia Standard Geographical Classification (ASGC) ED. 2006.
Geographic Extent NameGeographic Australia; including the external territories of Cocos
(Keeling) Islands & Christmas Island but excluding all other external territories.
Data CurrencyBeginning date17 July 2006
Ending dateCurrent
Data StatusProgressCompleted dataset
Maintenance & Update FrequencyNo further updates are planned.
AccessStored data formatDigital as separate files for each level of the Census Geographic Areas 2006 structures represented.
Available format typeMapInfo Interchange Format (.mid & .mif) and ESRI Shapefile (.shp) format.
Access constraintsCopyright Commonwealth of Australia administered by the ABS.
Data QualityLineageCD boundaries are aligned to the PSMA digital topographic database used for ASGC 2006 boundary set (mid 2004 through early 2005). Higher level spatial units are aggregated from the CD level.
Positional AccuracyThe PSMA topographic database to which boundaries are aligned was captured at scales which vary from 1:4,000 in urban areas to 1:250,000 in remote areas
Attribute AccuracyGeographical area codes & labels are 100 % validated to the 2006 edition codes & labels of the structures represented. (Reference is ABS cat no. 2905.0).
Logical ConsistencySpatial units are closed polygons. Polygons are attributed with codes & labels. Slivers/bow-ties may be present within or between spatial units.

These data include attribute records without spatial objects for administrative purposes.

It should be noted that some POAs, SEDs and IREGs cross state and territory borders.
CompletenessThere are no SED or SSC boundaries for OT.
Co-ordinate SystemsDatumDatum GDA94
ProjectionProjection Lat/Long
Metadata DateMetadata DateJuly 2007
Additional MetadataAdditional MetadataReference: Statistical Geography Vol 1: Australian Standard Geographical Classification (ASGC) 2006 (ABS Cat. No. 1216.0) and Statistical Geography Vol 2: Census Geographic Areas Australia 2006 (ABS Cat. No. 2905.0).




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