OFFICIALChange Notification: This item has been renamed from ‘Electricity Transmission Substations’ and its source data has been updated. Any maps or applications that use this item will need the layer re-added to continue accessing it. API links will need to be updated with the new link available through the item detail page. Current implementations will continue to work until 24 July 2026.For support, contact DigitalAtlas@ga.gov.au.Abstract​​Substations are facilities that convert, control, or transform high-voltage electricity supply.​This dataset is part of the Electricity Infrastructure dataset which also includes power lines and major power stations.​This dataset only includes substations that intersect with the associated ‘Power Lines’ dataset.​ CurrencyDate modified: 19 June 2026Modification frequency: As Needed Data extentSpatial extentNorth: -9°South: -44°East: 154°West: 112.5°Source informationThe Electricity Infrastructure dataset was compiled from publicly available data then validated with Esri World Imagery. For a detailed list of information sources, refer to the 'FEATURE_SOURCE' and 'ATTRIBUTE_SOURCE' attribution for each feature within the dataset attribute table.All spatial data and major non-spatial data sourced from a trusted third party and integrated directly into the dataset are detailed in the metadata statement, including required disclaimers and citations. Catalogue entry: Electricity InfrastructureMetadata statement: Metadata statementLineage statement​​​​​​This is an updated dataset of the Transmission Substations dataset.​​New features were added using the most current trusted public sources.​​See the Revision Dates and Descriptions section of the metadata statement for more information about this update.​​ Data dictionaryAttribute nameAliasDescriptionOBJECTIDOBJECTIDIdentification number automatically generated per feature by Esri.SHAPEShapeThe geometry of the spatial data automatically generated by Esri (point, polygon, line).FEATURE_TYPEFeature TypeGeneralised classification of feature types. FEATURE_SUBTYPEFeature SubtypeThe feature type subtypes:• Bulk Supply Point• Sole Use• Substation• Subtransmission• Switchyard• Terminal• Transmission• ZoneFEATURE_NAMEFeature NameName of the facility.FEATURE_DESCRIPTIONFeature DescriptionBrief description of the feature type.STATUSStatusA description of the feature’s status:• Operational• Non-Operational• Under ConstructionVOLTAGE_KVVoltage_kVThe largest voltage of line (if multiple) connected to the substation (kilovolts)LOCALITYLocalityThe suburb that the feature is located in.STATEStateQLD, NT, NSW, ACT, VIC, TAS, SA, WA, NT.FEATURE_SOURCEFeature SourceThe resource used to locate the feature geographically.FEATURE_SOURCE_DATEFeature Source DateThe date the resource used was published.ATTRIBUTE_SOURCEAttribute SourceSource of attribute information for feature.ATTRIBUTE_SOURCE_DATEAttribute Source DateThe date that the attribute source information was published.SPATIAL_CONFIDENCESpatial ConfidenceRanked from High confidence (1) to minimal confidence (5).LATITUDELatitudeLatitude coordinate of the feature location. (Centroid of a polygon)LONGITUDELongitudeLongitude coordinate of the feature location. (Centroid of a polygon)CREATED_DATECreated DateSystem generated created date.LAST_EDITED_ONLast Edited OnSystem generate date when a feature is edited.GlobalID*GlobalID*Unique identifier populated by the Esri GlobalID domain.Other relevant datasetsPower LinesMajor Power StationsContactGeoscience Australia, clientservices@ga.gov.au