Guidelines for Drinking-water Quality Management for New Zealand

Summary

The Guidelines for Drinking-water Quality Management for New Zealand complement the Drinking-water Standards for New Zealand 2005 (revised 2008). The Guidelines explain the development of the Standards and provide advice for achieving high level of water quality management. The Guidelines will help water suppliers to achieve the Standards.

Note: The Guidelines are updated on an ongoing basis. The date on the footer of each chapter or datasheet is an indication of when that section of the Guidelines was last updated. It is recommended that anyone using these Guidelines uses this web version and does not print the Guidelines, as chapters and datasheets may become out of date.

Download whole document

• Guidelines for Drinking-water Quality Management for New Zealand (docx, 5.8 MB)
• Guidelines for Drinking-water Quality Management for New Zealand (pdf, 8.6 MB)

Download individual chapters

• Chapter 1: Introduction (Word, 132 KB) (updated 3 Sept, 2018)
• Chapter 2: Management of community supplies (Word, 101 KB) (updated 3 Sept, 2018)
• Chapter 3: Water sources (Word, 535 KB)
• Chapter 4: Selection of water source and treatment (Word, 380 KB)
• Chapter 5: General microbiological quality (Word, 126 KB)
• Chapter 6: Bacteriological compliance (Word, 982 KB)
• Chapter 7: Virological compliance (Word, 60 KB)
• Chapter 8: Protozoal compliance (Word, 164 KB)
• Chapter 9: Cyanobacterial compliance (Word, 267 KB)
• Chapter 10: Chemical compliance (Word, 269 KB) (updated 3 Sept, 2018)
• Chapter 11: Radiological compliance (Word, 50 KB)
• Chapter 12: Treatment processes, pretreatment (Word, 356 KB)
• Chapter 13: Treatment processes, coagulation (Word, 392 KB)
• Chapter 14: Treatment processes, filtration and adsorption (Word, 241 KB)
• Chapter 15: Treatment processes, disinfection (Word, 281 KB) (updated 3 Sept, 2018)
• Chapter 16: The distribution system (Word, 328 KB)
• Chapter 17: Monitoring, water treatment and drinking-water (Word, 229 KB)
• Chapter 18: Aesthetic considerations (Word, 702 KB)
• Chapter 19: Small, individual and roof water supplies (Word, 926 KB)

Micro-organisms, and chemical and physical deteminands datasheets

Datasheets for the Guidelines for Drinking-water Quality Management for New Zealand provide background information about each determinand including their sources, environmental forms and fates, typical concentrations either in New Zealand or overseas drinking-water supplies, processes for removing the determinand from drinking-water, analytical methods, health considerations, derivation of the maximum acceptable values (MAVs) for health significant determinands and guideline values for aesthetic determinands and references for further reading.

Datasheets for determinands of possible health and aesthetic significance are included for general information.

Download the datasheets

• Datasheets index (Word, 207 KB)
• 1.1 Bacteria (Word, 589 KB)
• 1.2 Protozoa (Word, 395 KB)
• 1.3 Cyanobacteria (Word, 149 KB)
• 1.4 Viruses (Word, 227 KB)
• 1.5 Other: Helminths, nematodes, fungi etc. (Word, 127 KB)
• Appendix 2 Stats (Word, 371 KB)
• 2.1 Inorganic (Word, 1.9 MB)
• 2.2 Organics (Word, 6.0 MB)
• 2.3 Pesticides (Word, 9.0 MB)
• 2.4 Cyanotoxins (Word, 314 KB)
• 2.5 Aesthetics (Word, 702 KB)