# Appendix 1: Additional guidance This appendix provides additional guidance on *Assessment of the drinking water supply system* (element 2) and *Preventive measures for drinking water quality management* (element 3) of the Framework for management of drinking water quality (the Framework). This appendix should be read in conjunction with Chapter 3, which provides a more comprehensive overview of these elements. Users are also encouraged to draw on the numerous sources providing detailed technical guidance, a number of which have been listed in Appendix 2. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://guidelines.nhmrc.gov.au/australian-drinking-water-guidelines/appendices/appendix-1.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.