Project Proponent Water Corporation Proposal description Proposal to redevelop the Harvey and Stirling Reservoir system in order to divert an additional quantity of water from the Harvey Basin for the Perth Metropolitan Water Supply Scheme (PMWSS). The proposal involves the construction of a new pipeline from Harris Sam to Stirling Reservoir to enable transfer of water. Assessment Number 1249 Region Perth Referred under EP Act s38 Industry sector Infrastructure Last updated January 27, 2026 Current Status Ministerial Statement withdrawn under s.47A 2. Decision on whether to assess this proposal Chair's Determination Assess - Public Environmental Review Preliminary Environmental Factors Flora and Vegetation Hydrological Processes Social Surroundings Inland Waters Environmental Quality Subterranean Fauna People Date published Friday, November 20, 1998 - 12:00 4. EPA Report on assessment EPA Report Number 950 EPA Report EPA Report 950 (PDF, 6.01 MB) Key Environmental Factors Flora and Vegetation Hydrological Processes Social Surroundings Terrestrial Fauna People Date published Friday, September 17, 1999 - 12:00 Appeals close Friday, October 1, 1999 - 12:00 5. Decision on proposal and implementation of proposal Withdrawal of Ministerial Statement Notice of withdrawal of Ministerial Statement Notice of Withdrawal of Statement 525.pdf (PDF, 181.08 KB) Date withdrawn Tuesday, January 27, 2026 - 12:00 Ministerial Statement Date of approval Friday, October 29, 1999 - 12:00 Ministerial Statement Ministerial Statement 0525 (PDF, 999.83 KB)