20230424 13341700 1.0 TRUE HydroSchemePublicService This web feature service contains the authoritative Survey Instruction extents (SI Pink Charts) for the HydroScheme Insustry Partnership Program (HIPP) annual HydroSchemes, and is used in the official HydroScheme StoryMaps. HIPP HydroScheme Survey Instructions Pink Charts This web feature service contains the authoritative Survey Instruction extents (SI Pink Charts) for the HydroScheme Insustry Partnership Program (HIPP) annual HydroSchemes, and is used in the official HydroScheme StoryMaps. Australian Hydrographic Office © Commonwealth of Australia 2026 - https://www.defence.gov.au/copyright All information and data is provided "as is" with no warranty either expressed or implied, including but not limited to, fitness for any particular purpose. Use of this service is at your own risk. The information and data provided by this service are provided by the Australian Hydrographic Office as an information source only. 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