Access API Type  Feature serviceUpdate Frequency  Monthly from the source. Due to processing lag, there may be mismatch between the source data and the portal dataContact Details   https://www.transport.nsw.gov.au/state-transit/about-us/contact-usRelationship to Themes and Datasets   Accuracy  Spatial Reference System  (dataset)  Spatial Reference System    WGS84(web service)   WGS84 Equivalent To  Spatial Extent  NSWData Sourcehttps://api.transport.nsw.gov.au/v1/maritime/spatial?format=geojson&q=select%20*%20from%20maritime_shallow_water_areasStandards and Specifications   Distributors   https://opendata.transport.nsw.gov.au/dataset/maritime-shallow-water-areaDataset Producers and Contributors   https://opendata.transport.nsw.gov.au/dataset/maritime-shallow-water-area