> For the complete documentation index, see [llms.txt](https://guidelines.nhmrc.gov.au/australian-drinking-water-guidelines/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guidelines.nhmrc.gov.au/australian-drinking-water-guidelines/appendices/appendix-2/a2.4-risk-assessment-and-management.md). # A2.4 Risk assessment and management AS/NZS 3931 (Australian Standard/New Zealand Standard) (1998). Risk analysis of technological systems — application guide. Standards Australia/Standards New Zealand. AS/NZS 4360(Australian Standard / New Zealand Standard) (1999). Risk management. Standards Australia/Standards New Zealand. AS/NZS ISO 14001 (Australian Standard/New Zealand Standard, International Organization for Standardization) (1996). Environmental management systems — specification with guidance for use. Standards Australia/Standards New Zealand. AS/NZS ISO 14004 (Australian Standard/New Zealand Standard, International Organization for Standardization) (1996). Environmental management systems — general guidelines on principles, systems and supporting techniques. Standards Australia/Standards New Zealand. Bannister R, O’Connor N and Stivers C (2000). Managing water quality risks from catchment to tap. Water, March/April: 46–50. enHealth Council (2012). Environmental health risk assessment: Guidelines for assessing human health risks from environmental hazards. Available at: Hrudey S (2001). Drinking water quality: a risk management approach. Water, 28(1): 29–32. New Zealand Ministry of Health (2018). New Zealand Drinking Water Safety Plan Framework. Available at: . United States Environmental Protection Authority (1999). Guidance manual for conducting sanitary surveys of public water supply systems; surface water and groundwater under the direct influence (GWUDI). Available at: . World Health Organization (WHO) (2016). Quantitative Microbial Risk Assessment for Water Safety Management. Geneva, World Health Organization.