Preliminary reading and simplified assessment criteria (Section 4.2) Chapters 1–4 information and entry-level assessment Source water available? Aquifer present, and storage and recovery allowable? Chapter 4, Stage 1 Acceptable use for recovered water? Appendix 1 Planning requirements addressed? Assess likely degree of difficulty Collect available Investigations to assess viability and risks Source water and groundwater sampling and analysis Appendix 2, Hydrogeological studies Chapters 5 and 6 Catchment studies Basic groundwater modelling and geochemical evaluation Maximal risk assessment Chapter 5, Stage 2 Estimate maximal risk Appendixes Evaluate uncertainty 4–7 Identify preventive measures needed for validation Chapters 5 and 7 (eg operational procedures, critical control points, contingency plans) Residual risk assessment validation – stage Chapter 5 Forecast residual risk of validation Construct project and perform trials; commissioning to validate preventive Appendix 3 measures Stage 3 Residual risk assessment Evaluate residual risk and uncertainty with Chapter 5 preventive measures in place Project operation and verification Management plan Stage 4 Operational monitoring Chapters 5–7
Preliminary reading and simplified assessment criteria (Section 4.2) Chapters 1–4 Stage 1 Collect available information and entry-level assessment Source water available? Aquifer present, and storage and recovery allowable? Acceptable use for recovered water? Planning requirements addressed? Assess likely degree of difficulty Chapter 4, Appendix 1 Investigations to assess viability and risks Source water and groundwater sampling and analysis Hydrogeological studies Catchment studies Basic groundwater modelling and geochemical evaluation Appendix 2, Chapters 5 and 6 Stage 2 Maximal risk assessment Estimate maximal risk Evaluate uncertainty Chapter 5, Appendixes 4–7 Identify preventive measures needed for validation (eg operational procedures, critical control points, contingency plans) Chapters 5 and 7 Residual risk assessment – validation stage Forecast residual risk of validation Chapter 5 Construct project and perform trials; commissioning to validate preventive measures Appendix 3 Stage 3 Residual risk assessment Evaluate residual risk and uncertainty with preventive measures in place Chapter 5 Stage 4 Project operation and verification Management plan Operational monitoring Chapters 5–7
water-recycling-guidelines-mar-24.docx