ProjectProponent: Water CorporationProposal description: In September 2011 Chevron Australia Propriety Limited (CAPL) and the Department of State Development (DSD) executed an agreement (Ashburton North State Development Agreement (Wheatstone Project) (SDA)) that required CAPL, to develop and execute a project that increased potable water supply to Onslow by 2 ML/day. This project is referred to as the Onslow Water Infrastructure Upgrade Project. After completion of the works the assets will be handed-over to the Water Corporation for ongoing ownership and operation. Region: PilbaraReferred under EP Act: s38Industry sector: InfrastructureLast updated: December 8, 2016Current Status: Decision on whether to assess has been published 1. ReferralComment on this referral: Onslow Water Infrastructure Upgrade Project, Shire of AshburtonComment period: Friday, 11 April, 2014 to Tuesday, 22 April, 2014Referral documentation: Appendix F DOW Letter of Intent.pdf (PDF, 2.43 MB) Appendix G Water Quality for FEED.pdf (PDF, 162.74 KB) Appendix H Definition of Impediments to Residual Saline Stream Disposal Report.pdf (PDF, 1.98 MB) Appendix I Conceptual Design for Injection of the Residual Saline Stream.pdf (PDF, 15.85 MB) Appendix J Processing and Disposal of Radionuclides as Solid Waste.pdf (PDF, 1.77 MB) Appendix K NORM Risk Assessment at Quick Mud Creek.PDF (PDF, 13.31 MB) Appendix L Risk Assessment on Constituents of Residual Saline Stream.PDF (PDF, 6.14 MB) 2. Decision on whether to assess this proposalChair's Determination: Referral examined, preliminary investigations and inquiries conducted. Proposal not to be assessed under Part IV of the EP Act. Advice given (Appealable)Extract of determination: Chairman's Determination - Onslow Water Infrastructure Upgrade Project (PDF, 140.68 KB)Preliminary Environmental Factors: Terrestrial FaunaInland Waters Environmental QualityPublic advice: Public Advice - Onslow Water Infrastructure Upgrade Project (PDF, 110.96 KB)Date published: Monday, 21 July, 2014