Activities relating to drinking water and wastewater services — Guidelines for the assessment and for the improvement of the service to users (ISO 24510:2024)
< p class=" MsoBodyText" > < span lang=" EN-GB" > This document specifies the elements of drinking water and wastewater services of relevance and interest to users. It also provides guidance on how to identify users’ needs and expectations and how to assess whether these are being met.< / span>
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