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  1. Home
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Proposal Search

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

Visit Environment Online Portal if you cannot locate a specific proposal here.

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Wastewater Treatment Plant, Stage 1 at Chugg Street Walpole (s. 46)

Last updated: February 7, 2014

The proposal is to construct, commission, operate and maintain a 1,000 equivalent persons capacity wastewater treatment plant to serve the Walpole town site and its environs. Inquiry under s46 into a request to remove conditions - Ministerial Statement 493 . Read more...

Perth Groundwater Replenishment Scheme

Last updated: September 2, 2013

Water Corporation is proposing to implement a 14 gigalitre per annum groundwater replenishment scheme (GWRS) of recycled wastewater to the Leederville and Yarragadee aquifers, located on the Swan Coastal Plain. Read more...

Augusta Wastewater Treatment plant (s. 46)

Last updated: October 4, 2012

Request to change implementation conditions of Ministerial Statement 126 . Read more...

Ravenswood/West Murray 2A lnfill Sewerage Project

Last updated: September 17, 2012

The proposal is to construct infill sewerage infrastructure within an existing built-up area in the location of Ravenswood. The new infrastructure would service 54 residences that are currently utilising septic tanks and leach drains and are all situated in close proximity to the Murray River. The key components of the proposal involve: construction of approximately 1.3 km of dual pressure 100 mm diameter sewer pipelines and 1.5 km of gravity sewer pipeline;  construction of a 'Type 1 0... Read more...

South West Yarragadee Water Supply Development

Last updated: March 10, 2011

The proposal is to develop a wellfield on the Blackwood Plateau near Jarrahwood and to supply the groundwater from the South West Yarragadee aquifers into the Integrated Water Supply Scheme (IWSS). The proposed wellfield would comprise five well sites with two wells at each site drawing from the Yarragadee Formation Unit 1 and Unit 3 aquifers, approximately 400m and 700m respectively from the surface (termed the eastern split wellfield), providing a maximum of 45 GL/yr into the IWSS through a... Read more...

Southern Source Integration Assets Pipeline Corridor

Last updated: November 4, 2010

Identification of potential corridors and areas for future installation of water and waste water pipelines and associated infrastructure throughout the southern suburbs of Perth. Read more...

Southern Seawater Desalination Project

Last updated: June 30, 2010

The proposal is to construct and operate a minimum 50 GL/annum and up to 100 GL/annum desalination plant on Lots 32 and 33, and Part Lot 8 Taranto Road, Binningup; marine inlet/outlet pipes; and a water supply pipeline to transport potable water to the Integrated Water Supply Scheme via a storage facility near Harvey. Read more...

Perth Metropolitan Desalination Proposal – Water Quality Management (s46) [1570]

Last updated: June 28, 2010

The construction and operation of a seawater desalination plant at a site in the Kwinana / East Rockingham area, and associated seawater intake, concentrated seawater discharge pipelines, and product pipeline to Tamworth Hill or Thomson’s Reservoir. Upgrading of the capacity of the plant to 45 Gigalitres per year at the Kwinana site will include increasing the production of potable water, use of seawater, and discharge of concentrated seawater and further options for combining intake seawater... Read more...

Wastewater Treatment and Disposal, Albany (s46) [1666]

Last updated: January 14, 2009

The request for the EP A to inquire into the environmental conditions and commitments under section 46 resulted from the Water Corporation applying to add an additional tree farm (Albany Tree Farm 2) to the existing proposal. This additional area, which did not include a treated wastewater storage dam, would not be licensed under Part V of the Act under licensing procedures applying at that time. A decision was made, therefore, to include the additional tree farm in the original proposal by a... Read more...

Alkimos Wastewater Treatment Plant Site B

Last updated: November 13, 2007

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... Read more...

Wastewater Treatment and Disposal, Albany (s46) [1508]

Last updated: April 22, 2007

The proposal is to raise the application rate for total nitrogen from 106 to 150 kg/ha/y to the area of irrigated trees on the tree farm. Inquiry under s46 into changes to Ministerial Statement 287 . The original proposal, assessed in 1992, calculated nitrogen loadings in the wastewater applied to the grass bays and the irrigated trees at the wastewater disposal site. The projected loadings were based on the wastewater treatment plant being upgraded to reduce nitrogen concentrations in the... Read more...

Beenyup Ocean Outlet

Last updated: July 10, 2001

Inquiry under section 46 of the, Environmental Protection Act 1986, to increase to phosphorus discharge limit Read more...

Burrup Peninsula Desalination and Seawater Supplies Project, King Bay, Burrup Peninsula

Last updated: June 22, 2001

Proposal by the Water Corporation to construct and operate a seawater supply and desalination system on the Burrup Peninsula. Read more...

Munster Pump Station No.3 and Bibra Lake Main Sewer Extension, Munster City of Cockburn

Last updated: April 4, 2000

The proposal is to construct and operate an extension to the Bibra Lake Main Sewer. Read more...

Busselton Wastewater Treatment and Disposal

Last updated: December 15, 1999

The proposal is for the stages 1 and 2 of the development of the Busselton Wastewater Treatment Plant, Queen Elizabeth Avenue, Busselton, to an output of 6,750 cubic metres per day, and disposal of treated wastewater from the plant via an onsite wetland to the Vasse Agricultural drain and consequently to the Vasse Diversion Drain. Read more...

Stirling-Harvey redevelopment scheme including changes to the Harris Dam project

Last updated: October 29, 1999

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. Read more...

Ellenbrook Sewer Pressure Main

Last updated: August 21, 1998

The Water Corporation proposes to construct a 500mm-600mm diameter pressure sewer main and associated pump station to service the sewage requirements of residential development within the vicinity of the Ellenbrook Development located 26km north of the Perth CBD. Read more...

Extensions to the Exmouth water supply borefield

Last updated: October 13, 1997

The proposal is to extend the Exmouth water supply borefield, and includes: extending the existing borefield, to the west (equipping existing bores) and to the south (drilling and equipping new bores); increasing the long term supply capacity from approximately 760 million litres per year (ML!yr) to 1,025ML!yr; constructing four dedicated stygofauna monitoring bores (two within the proposed borefield extension and two to the south of Shothole Canyon Road, which has been identified as future... Read more...

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