Environmental Audit Reports
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INFORMATION REGARDING ENVIRONMENTAL AUDIT REPORTS August 2007 VICTORIA'S AUDIT SYSTEM AUDIT REPORT CURRENCY An environmental audit system has operated in Audit reports are based on the conditions encountered Victoria since 1989. The Environmenf Profecfion Acf and information reviewed at the time of preparation 1970 (the Act) provides for the appointment by the and do not represent any changes that may have Environment Protection Authority (EPA Victoria) of occurred since the date of completion. As it is not environmental auditors and the conduct of possible for an audit to present all data that could be independent, high quality and rigorous environmental of interest to all readers, consideration should be audits. made to any appendices or referenced documentation An environmental audit is an assessment of the for further information. condition of the environment, or the nature and extent When information regarding the condition of a site of harm (or risk of harm) posed by an industrial changes from that at the time an audit report is process or activity, waste, substance or noise. issued, or where an administrative or computation Environmental audit reports are prepared by EPA- error is identified, environmental audit reports, appointed environmental auditors who are highly certificates and statements may be withdrawn or qualified and skilled individuals. amended by an environmental auditor. Users are Under the Act, the function of an environmental advised to check EPA's website to ensure the currency auditor is to conduct environmental audits and of the audit document. prepare environmental audit reports. Where an environmental audit is conducted to determine the PDF SEARCHABILITY AND PRINTING condition of a site or its suitability for certain uses, an environmental auditor may issue either a certificate or EPA Victoria can only certify the accuracy and statement of environmental audit. correctness of the audit report and appendices as presented in the hardcopy format. EPA is not A certificate indicates that the auditor is of the opinion responsible for any issues that arise due to problems that the site is suitable for any beneficial use defined with PDF files or printing. in the Act, whilst a statement indicates that there is some restriction on the use of the site. Except where PDF normal format is specified, PDF files are scanned and optical character recognised by Any individual or organisation may engage appointed machine only. Accordingly, while the images are environmental auditors, who generally operate within consistent with the scanned original, the searchable the environmental consulting sector, to undertake hidden text may contain uncorrected recognition environmental audits. The EPA administers the errors that can reduce search reliability. Therefore, environmental audit system and ensures its ongoing keyword searches undertaken within the document integrity by assessing auditor applications and may not retrieve all references to the queried text. ensuring audits are independent and conducted with regard to guidelines issued by EPA. This PDF has been created using the Adobe-approved method for generating Print Optimised Output. To assure proper results, proofs must be printed, rather AUDIT FILES STRUCTURE than viewed on the screen. Environmental audit reports are stored digitally by This PDF is compatible with Adobe Acrobat Reader EPA in three parts: the audit report (part A), report Version 4.0 or any later version which is downloadable appendices (part B) and, where applicable, the free from Adobe's Website, www.adobe.com. certificate or statement of environmental audit and an executive summary (part C). A report may be in colour FURTHER I N FORMATION and black-and-white formats. Generally, only black- and-white documents are text searchable. For more information on Victoria's environmental Report executive summaries, findings and audit system, visit EPA's website or contact EPA's recommendations should be read and relied upon only Environmental Audit Unit. in the context of the document as a whole, including Web: www.epa.vic.clov.au/envaudit any appendices and, where applicable, any certificate Email: [email protected] or statement of environmental audit. Statutory Environmental Audit of Land Stage 2,24 - 25 Browns Road Clayton, Victoria 31 68 Prepared for Monash Green PPy bPd 101/325 Collins Street MELBOURNE VIC 3000 17 January 2003 50606-001/R002-B e nviro n me n t a I P P -I -- REPORT Statutory Environmental Audit of Land Stage 2,21 - 25 Browns Road Clayton, Victoria 31 68 Prepared for Monash Green Pty Ltd 101/325 Collins Street MELBOURNE VIC 3000 17 January 2003 50606-001/R002-B Contents 1. I Background 1-1 1.2 Purpose of Report 1-1 1.3 Parties Involved 1-1 5.1 Site Location 5-1 5.2 Land Description 5-1 5.2.1 On-Site Activities and Uses 5-1 5.2.2 Neighbouring Land Uses 5-1 5.3 Geology and Hydrogeology 5-2 5.4 Site Characteristics 5-3 5.4.1 Topography, Drainage and Natural Watercourses 5-3 5.4.2 Vegetation 5-3 5.4.3 Buildings 5-3 5.4.4 Underground Storage Tanks 5-3 6.1 Previous Land Uses 6-1 6.2 Previous and Current Industrial Processes 6-1 6.3 Raw Materials and Products Handled and Stored 6-1 6.4 Waste Production and Disposal 6-2 6.5 Potential On-Site Sources of Contamination 6-3 6.6 Potential Off-Site Sources of Contamination 6-3 6.7 Contaminants of Concern 6-3 7. I Assessment of Beneficial Uses 7-1 7.2 Relevant Elements 7-1 7.3 Previous and Proposed Beneficial Uses of the Land 7-2 7.3.1 Land 7-2 7.3.2 Land 7-3 7.3.3 Groundwater 7-3 8.1 Purpose Of Guidelines Use For Assessment 8-1 8.2 Status of Groundwater in an Audit 8-1 8.3 Groundwater Assessment Guidelines 8-2 S:\pROJECTSE050M)GKNIGHTSBRIffiR001\REPORT\R002_B.DOC\28-JAN-03 1 URS Contents 9.1 Site Assessment 9-1 9.2 Validation Sampling and Inspections by the Auditor 9-2 9.3 Quality of Site Assessment Data 9-2 9.3.1 General 9-2 9.3.2 Laboratories Used by Site Assessor 9-3 9.3.3 Analytical Methods 9-3 9.3.4 Analytical Data Validation 9-6 9.3.5 Evaluation of Data QNQC 9-8 9.3.6 Sampling Spatial Density and Analytical Density 9-10 10.1 Sub-concrete Contamination - Stage 3 10-1 10.1.1 Remediation Conducted 10-1 10.1.2 Sampling and Analytical Program 10-1 10.1.3 Assessment of Stockpile for Retention On-site 10-1 10.2 Former Oil Separation Pit 10-1 10.2.1 Remediation Conducted 10-1 10.2.2 Sampling and Analytical Program 10-2 10.2.3 Validation Findings and Conclusions 10-2 10.3 Former Substation 10-2 10.3.1 Validation Conducted 10-2 10.3.2 Sampling and analytical program 10-2 10.3.3 Validation Findings and Conclusions 10-2 11.1 Imminent Environmental Hazards 11-1 11.2 Soil Contamination 11-1 11.3 Conceptual Model of Exposure 11-2 11.4 Review of Site Assessment Results 11-2 1 1.4.1 Assessment of Impacts to Ecological Receptors 11-4 11.4.2 Assessment of Impacts to Human Receptors 11-4 11.5 Soil Aesthetics 11-5 11.6 Auditor’s Assessment of Groundwater Beneficial Uses 11-5 11.7 Identified Groundwater Quality 11-6 11.8 Corrosive Potential of Soil and Groundwater 11-8 11.9 Auditor Recommendation on Future Use of Groundwater 11-9 13.1 Findings of Audit 13-1 13.2 StatementlCertificate of Environmental Audit 13-1 13.3 Obligation to provide Statement to Future Owners/Occupiers 13-2 Contents List of Tables, Figures, Plates & Appendices Figures FIGURE 1 SITE LOCALITY MAP FIGURE 2 SAMPLING LOCATION PLAN FIGURE 3 SITE DEVELOPMENT PLAN - GROUND STOREY Appendices APPENDIX A CERTIFICATE OF TITLE APPENDIX B CITY OF MONASH PLANNING SCHEMES APPENDIX C “ENVIRONMENTAL SITE ASSESSMENT AND VALIDATION REPORT (FINAL): FORMER INDUSTRIAL ESTATE, BROWNS ROAD, CLAYTON, 3168” Environmental & Safety Professionals, December 2002, Report No. 2400, Ref: Stage2-Validation-d3-revised-stg2-F 1.doc APPENDIX D “BTR SILENTBLOC CLAYTON: SITE ASSESSMENT, REMEDIATION AND VALIDATION’, Richard Oliver Risk Managers, March 1997 APPENDIX E CORRESPONDENCE “MONASH GREEN STAGE 2, ENVIRONMENTAL SITE ASSESSMENT”, GHD Pty Ltd, 2 January 2003, Ref: 31/12562/47619 APPENDIX F ADDITIONAL INFORMATION SUPPLIED BY THE SITE ASSESSOR APPENDIX G GLOSSARY OF TERMS APPENDIX H QUALITY ASSURANCE/QUALITY CONTROL (QNQC) EXPLANATORY NOTES S:\pROJECTSEO606 KNIGHTSBRIDGE\001\REPORT\R002_B.DOC\2&JA iv URS Executive Summary SUMMARY INFORMA TlON ENVIRONMENTAL AUDIT (CONTAMINATED LAND) Name and Address of Site: Portion of 2 1-25 Browns Road, Clayton, Victoria Title Description: Lot 1 on Plan of Subdivision 122715, Volume 10064 Folio 232 (Overall Stage 1 to Stage 3 site) The Stage 2 site subject to this audit is that area described in the Taylors Land Surveyors Plan of Subdivision, Stage 6 (excluding S7), Plan Number PS 445109 U (Currently unregistered). Municipality: City of Monash Current Zoning: Residential 2 Zone Owner of Land: Monash Green Pty Ltd Occupier of Site: Currently Vacant Australian Metric Grid (AMG) Coordinates of Site: 335300E3,5800925N Name of Auditor: Warren Pump State of Accreditation: Victoria Period of Appointment as Auditor: 23 July 2002 to 23 July 2004 Person Requesting Audit: Mr Jonathan Mott Baracon Pty Ltd Level 7, 350 Collins Street, Melbourne Vic 3000 Request Date of Audit: 17 October 2002 Completion Date of Audit: 17 January 2003 Executive Summary Documentation Reviewed: The following documents were reviewed as part of this Audit: Report “Environmental Site Assessment and Validation Report (Final): Former Industrial Estate, Browns Road, Clayton, 3 168”, ESP, December 2002, Report No.