REFERENCE DOCUMENTS - RAL25/0004 (As Published)

                            6.4.       Soil and Water Samples Collected and Analysed                            41
                            6.5.       Vapour and Landfill Gas Sampling                                         49
                            6.6.       Quality Assurance and Quality Control Plan                               50

                    7.      SITE ASSESSMENT CRITERIA                                                            53
                            7.1.       Soil Criteria                                                            53
                            7.2.       Surface and Groundwater Values and Objectives                            57
                            7.3.       Landfill Gas                                                             61

                    8.      RESULTS                                                                             64
                            8.1.       Fieldwork Observations                                                   64
                            8.2.       Soil and Fill                                                            67
                            8.3.       Groundwater                                                              70
                            8.4.       Landfill Gas                                                             72
                            8.5.       Screening Trial                                                          73

                    9.      ASSESSMENT OF SITE CONTAMINATION RELATED RISK                                       75

                    10. CONCLUSIONS AND RECOMMENDATIONS                                                         78
                            10.1. Areas and Chemicals of Environmental Concern                                  78
                            10.2. Current Site Use – Interim Contamination Management                           79
                            10.3. Future Site Use – Remediation or Management                                   79

                    11. LIMITATIONS                                                                             81

                    12. REFERENCES                                                                              82




                    Appendices

                    Appendix A Drawings                                                                         84

                    Appendix B Summary of Contaminated Land Management                                          85

                    Appendix C EMR Certificate                                                                  86

                    Appendix D Lotsearch Report                                                                 87


        125 Lot 105 SP118458 Cooroy DSI 12062024 Rev0                                      Lot 105 SP118458, Cooroy, QLD, 4563
        12/06/2024                                                        4             Detailed Site Contamination Investigation
Document Set ID: 23717062
Version: 0, Version Date: 01/01/1900