Project Proponent Water Corporation Proposal description The proposal is to discharge up to 30 megalitres per day (ML/day) of industrial wastewater, in addition to treated wastewater from Woodman Point and Cape Peron wastewater treatment plants and water from the Jervoise Bay Groundwater Recovery Scheme, to the Sepia Depression via the Cape Peron outlet line from the Kwinana Wastewater Reclamation Plant (KWRP); BP Refinery (Kwinana); CSBP Limited; Edison Mission Energy, and further unspecified sources. Assessment Number 1471 Region Perth Referred under EP Act s38 Industry sector Waste management Last updated February 20, 2015 Current Status Ministerial Statement published 2. Decision on whether to assess this proposal Chair's Determination Assess - Public Environmental Review Preliminary Environmental Factors Marine Environmental Quality Date published Monday, 26 May, 2003 3. Assessment Scoping Approved Monday, 26 May, 2003 Environmental Review Environmental Review documentation PER document (PDF, 12.5 MB) 4. EPA Report on assessment EPA Report Number 1135 EPA Report Use of the Cape Peron outlet pipeline to dispose of industrial wastewater, Kwinana (PDF, 819.38 KB) Key Environmental Factors Social Surroundings Marine Environmental Quality Date published Monday, 31 May, 2004 Appeals close Monday, 14 June, 2004 5. Decision on proposal and implementation of proposal Ministerial Statement Date of approval Thursday, 28 October, 2004 Ministerial Statement Ministerial Statement 665 (PDF, 2.26 MB) Post-assessment changes s. 45C amendments Attachment 1 to Statement 665 – Amendments to: Proposal description, toxicant volumes and loads, dates for expansion, definitions for “typical” and “maximum” discharge criteria, replacement of “Total Nitrogen” concentration with “Annual Nitrogen Load”, update of all Figures in Schedule 1 – change to proposal approved under s45C on 15 July 2014. Attachment 2 to Statement 665 - Replace “Annual Nitrogen Load” of 1,100 with 1,778 tonnes per annum - change to proposal approved under s45C on 20 February 2015. Date of approval s. 45C Tuesday, 15 July, 2014 Friday, 20 February, 2015
