Home WA Government Publications How to register for Water Online How to register for Water Online Guidance Quick reference guide on how to register a company, consultancy or individual for Water Online. Last updated: 13 June 2023 Please download the document below. Documents How to register for Water Online (PDF, 463.15KB) Sidebar Published 13 June 2022 Provided by Department of Water and Environmental Regulation Document collections Water Online quick reference guides Share Facebook share(Opens in a new tab/window) Twitter(Opens in a new tab/window) LinkedIn(Opens in a new tab/window) Copy URL