This "Search Proposal" function provides all assessment documentation associated with a specific proposal, from referral through to Ministerial Statement, where relevant. Information on a specific proposal not available through this search function can be obtained by contacting DWER, EPA services: info.epa@dwer.wa.gov.au
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Last updated: October 1, 2025
The proposal involves the development and operation of the Hope Downs 4 Iron Ore Mine (HD4), located in the Pilbara region in the shire of East Pilbara. It includes the development and operation of an above and below the water table greenfields iron ore mine and associated infrastructure. Ore from the HD4 proposal would be transported via a new railway to existing rail infrastructure near the existing Hope Downs 1 Iron Ore Mine then to port facilities on the coast. The mine would operate... Read more...Last updated: September 15, 2025
The Proposal is to extend and redevelop the existing Army Groyne into a barge operations facility in South Thomson Bay at Wadjemup / Rottnest Island. The Proposal includes: Dredging for the purpose of construction for a breakwater/laydown area and for a barge turning circle. Use of dredge spoil for re-use as reclamation to create a laydown area. Extension of the existing Army Groyne to create a breakwater. Barge landing ramp. Ferry berth. Small craft landing facility. Fuel storage and... Read more...Last updated: August 25, 2025
The Water Corporation submitted a proposal 'Burrup Peninsula Desalinated Water and Seawater Supplies Project' in May 2001 (Water Corporation, 2001a) to service the requirements of new industrial developments on the Burrup Peninsula. The proposed scheme was designed to supply seawater and desalinated water to the Syntroleum Sweetwater Corporation (Syntroleum) gas to liquids plant, with additional capacity to supply one or possibly two other process plants. The EPA released its report (... Read more...Last updated: August 18, 2025
The Commissioner of Main Roads Western Australia (Main Roads) is proposing to widen Tonkin Highway from south of Roe Highway to approximately one kilometre north of Kelvin Road to a six-lane dual carriageway. The proposal includes construction of a half diamond interchange with north facing ramps at the Hale Road intersection in Forrestfield, and a grade-separated interchange at the intersection of Tonkin Highway and Welshpool Road in Wattle Grove. The proposal includes construction of a... Read more...Last updated: March 27, 2025
The proposal is to design and construct the extension of the Tonkin Highway from Mills Road West to South Western Highway. The proposal is approximately 32 km in length and includes the design, construction and use of a highway of six lanes from Mills Road West to Mundijong Road and four lanes from Mundijong Road to South Western Highway. Read more...Last updated: March 13, 2025
The Western Australian Water Corporation is proposing to construct the Alkimos Seawater Desalination Plant (ASDP) as part of Perth’s Integrated Water Supply Scheme which aims to provide additional sources of drinking water to supplement the existing metropolitan water supply. The ASDP Proposal will be located within the Alkimos Water Precinct (Lot 1050 Marmion Avenue), approximately 40 km north of the Perth, within the northwest corridor, north of Quinns Rock beach and south of Yanchep beach.... Read more...Last updated: January 29, 2025
Mount Gibson Mining Limited proposes to upgrade, widen and straighten existing local roads and construct and operate a rail siding south of Perenjori, to facilitate the transport of hematite iron ore from the already approved Extension Hill mine site at Mount Gibson to Geraldton Port for export. Read more...