Environmental Audit Reports
Total Page:16
File Type:pdf, Size:1020Kb
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environmental audit reports, appointed environmental auditors who are highly certificates and statements may be withdrawn or qualified and skilled individuals.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. 1 of 23 , ', Golder Associaies Pty Ltd A.C.N. 006 107 857 MELBOURNE OFFICE ', 25 Burwood Road, Hadhorn, Vic 31 22 Australia (POBox 6079, Hawthorn West, Vic 31 22 Australia] Telephone (031 981 9 4044 FOX (03) 981 8 7990 REPORT ON CeIehmting 25 years of Commifmenf to €ngineer-ing €xcellence ENVIRONMENTAL AUDIT REPORT LOT 7 STENSON ROAD, KEALBA FOR BURGUNDY BRIDGE PTY LTD Submitted to: Environmental Protection Authority 477 Collins Street Melbourne, Victoria, 3000 DISTRIBUTION 1 COPY Environment Protection Authority 2 Copies Burgundy Bridge Pty Ltd 2 Copies Golder Associates Pty Ltd October, 1997 97613590104 43s OFFICES IN ADELAIDE, BRISBANE, CAIRNS, GOLD COAST, MAROOCHYDORE, MELBOURNE, PERTH, SYDNEY, WOLLONGONG, JAKARTA h&&!&2 of 23 ASSOCIATED COMPANIES IN CANADA, FIJI, FINLAND, GERMANY, HONG KONG, HUNGARY, ITALY, SWEDEN, UNITED KINGDOM. UNITED STATES SYSTEM October. 1997 -1- 976 13590104 TABLE OF CONTENTS SECTION PAGE 1. INTRODUCTION ................................................................................................................. 1 1.1 Purpose ofthe Rep0rt ..................................................................................................... 1 1.2 Site Description .............................................................................................................. 1 2 . SITE FEATURES ................................................................................................................. 4 . 2.1 Site History ..................................................................................................... >.............. 4 2.2 Geology and Hydrogeology ........................................................................................... 4 2.3 Chemicals of Interest ..................................................................................................... 5 3 . BENEFICIAL USE OF THE SITE ....................................................................................... 5 4 . SITE CONDITIONS ............................................................................................................. 7 4.1 Assessment of Site Conditions....................................................................................... 7 4.2 Remediation and Validation Works ............................................................................... 8 4.3 Final Site Conditions ...................................................................................................... 9 4.4 Quality of Data ............................................................................................................. 10 4.4.1 Site Assessment QNQC ...................................................................................... 10 4.4.2 Sampling Density ................................................................................................. 11 5 . HUMAN AND ENVIRONMENTAL RECEPTORS OF INTEREST ............................... 11 5.1 Human Receptors ......................................................................................................... 11 5.2 Ecological Receptors ................................................................................................... 11 6 . EXPOSURE TO CONTAMINANTS................................................................................. 12 6.1 Exposure Concentrations ............................................................................................. 12 6.1.1 Surface Soils ........................................................................................................ 12 6.1.2 Sub-surface Soils................................................................................................. 12 6.2 Human Exposure .......................................................................................................... 12 6.3 Screening Criteria ........................................................................................................ 13 .. 6.3.1 Average Screening Cntena .................................................................................. 13 6.3.2 ‘Hotspot’ Screening Criteria ................................................................................ 13 6.3.3 Ecological Exposure ............................................................................................ 14 7 . RISK EVALUATION ......................................................................................................... 14 7.1 Exposure to Contaminated Soils .................................................................................. 14 7.2 Environmental Risk ..................................................................................................... 14 8 . ADEQUACY OF INFORMATION .......................................... :......................................... 15 9 . CONCLUSIONS................................................................................................................. 15 10. LIMITATIONS ................................................................................................................. 17 1 1. REFERENCES .................................................................................................................. 18 LIST OF FIGURES Figure 1 .Locality Plan Figure 2a .Sampling Point Map .Phase 1 Figure 2b .Sampling Point Map .Phase 2 Figure 3 .Proposed