International Organization for Standardization (ISO)
Latest
ISO 24523:2017
ISO 24523:2017 Referenced Document
ISO 24510:2007 Activities relating to drinking water and wastewater services - Guidelines for the assessment and for the improvement of the service to users
ISO 24511:2007 Activities relating to drinking water and wastewater services - Guidelines for the management of wastewater utilities and for the assessment of wastewater services
ISO 24512:2007 Activities relating to drinking water and wastewater services - Guidelines for the management of drinking water utilities and for the assessment of drinking water services
ISO 24523:2017 history
2017ISO 24523:2017 Service activities relating to drinking water supply systems and wastewater systems - Guidelines for benchmarking of water utilities