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Ocean outlet for treated wastewater, Bunbury wastewater treatment plant

Project
Proponent: 
Water Corporation
Proposal description: 

The proposal is for the construction and operation of an ocean outlet and associated infrastructure, for the Bunbury wastewater treatment plant. The outlet extends approximately 1.7 kilometres from the shoreline adjacent to the plant, for the disposal of treated wastewater

Assessment Number: 
1302
Region: 
South West
Referred under EP Act: 
s38
Industry sector: 
Infrastructure
Last updated: 
April 22, 2014
Current Status: 
Ministerial Statement published
Ministerial Statement published
2. Decision on whether to assess this proposal
Chair's Determination: 
Assess - Public Environmental Review
Preliminary Environmental Factors: 
Benthic Communities and Habitats
Marine Environmental Quality
Date published: 
Friday, 26 November, 1999
3. Assessment
Scoping
Approved: 
Tuesday, 30 May, 2000
Environmental Review
Public submissions: 
Monday, 16 October, 2000 to Monday, 11 December, 2000
Environmental Review documentation: 
PDF icon PER document
4. EPA Report on assessment
EPA Report Number: 
1021
EPA Report: 
PDF icon Ocean outlet for treated wastewater, Bunbury wastewater treatment plant
Key Environmental Factors: 
Marine Environmental Quality
Marine Fauna
Date published: 
Monday, 9 July, 2001
Appeals close: 
Monday, 23 July, 2001
5. Decision on proposal and implementation of proposal
Ministerial Statement
Date of approval: 
Friday, 14 September, 2001
Ministerial Statement: 
PDF icon Ministerial Statement 572
Post-assessment changes
s. 45C amendments: 

Attachment 1 to Statement 572 - Increase of the total allowable annual load of Total Nitrogen (TN) from 60 to 70 t/a – change to proposal approved by the EPA Chairman on a temporary basis, such that the increase in TN load limit would cover only the period of time required to complete the Wastewater Treatment Plan upgrade – change to proposal approved on 18 November 2008.

Attachment 2 to Statement 572 - Removal of the Total Phosphorous (TP) limit of 10 mg/l and including it in Part V Licence and removal of the faecal coliform limit of <10,000 cfu/ 100ml as from a marine perspective this specific value is not relevant and monitoring of the bacterial levels in ocean outfall sample is addressed in Part V Licence – change to proposal approved on 22 April 2014.

Date of approval s. 45C: 
Tuesday, 18 November, 2008
Tuesday, 22 April, 2014

Source URL:https://www.epa.wa.gov.au/proposals/ocean-outlet-treated-wastewater-bunbury-wastewater-treatment-plant