Project Proponent Water Corporation Proposal description This report provides the advice and recommendations of the Environmental Protection Authority (EPA) to the Minister for the Environment on the environmental factors and principles relevant to the proposal by the Water Corporation to construct, operate and maintain a new Wastewater Treatment Plant (WWTP) and ocean outfall at Alkimos. The proposal is to develop the plant in stages up to an operational capacity of 160ML/day beyond 2050. There are two proposed sites for the WWTP, Site A and Site B. This report discusses the Environmental Impact Assessment of Site B; Site A is discussed in Bulletin 1238. Assessment Number 1529 Region Perth Referred under EP Act s38 Industry sector Infrastructure Last updated November 13, 2007 Current Status Ministerial Statement published 2. Decision on whether to assess this proposal Chair's Determination Assess - Public Environmental Review Preliminary Environmental Factors People Marine Environmental Quality Flora and Vegetation Date published Monday, July 12, 2004 - 12:00 3. Assessment Environmental Review Environmental Review documentation A1529_R1239-Corro-Letter to EPA 1 Sept 2006.pdf (PDF, 612.89 KB) A1529_R1239-Corro-Letter to EPA 7 June 2006.pdf (PDF, 1.6 MB) A1529_R1239-Corro-Letter to WAPC 11 Aug 2006.pdf (PDF, 1.16 MB) A1529_R1239-RTS-Appendix 1 Alkimos MRS Site B.pdf (PDF, 1.54 MB) A1529_R1239-RTS-Appendix 2 Alkimos hydrology final report (Rockwater 2004).pdf (PDF, 2.85 MB) A1529_R1239-RTS-WaterCorporation_Response to Submissions_FINAL.pdf (PDF, 873.19 KB) A1529_R1239-Subsequent technical-BPPH Ocean Outlet 1 Aug 2006.pdf (PDF, 575.47 KB) A1529_R1239-Subsequent technical-BPPH Ocean Outlet 12 Oct 2006.pdf (PDF, 748.3 KB) 4. EPA Report on assessment EPA Report Number 1239 EPA Report EPA Report 1239 Alkimos Wastewater Treatment Plant Site B (PDF, 6.2 MB) Key Environmental Factors People Marine Environmental Quality Flora and Vegetation Date published Monday, November 13, 2006 - 12:00 Appeals close Monday, November 27, 2006 - 12:00 5. Decision on proposal and implementation of proposal Ministerial Statement Date of approval Monday, November 12, 2007 - 12:00 Ministerial Statement Ministerial Statement 0755 (PDF, 4.29 MB)