20231129 18260100 1.0 TRUE Metropolitan Sewerage Scheme Plans (SRO-001) Geo-referenced historical sewerage plans for the Perth metropolitan area in a single Cloud Optimised GeoTiff (COG) file, available for download for integration with geospatial systems and services. License: Creative Commons Attribution Tags: History; properties; sewerage; survey Contact: damien.hassan@sro.wa.gov.au