BS 8554:2015

BS 8554:2015 gives guidance and recommendations for investigative andplanned collection of hot and cold water samples during the life of a building,including sampling locations and the selection of laboratory or on-site testingfor those samples.This standard covers sampling from wholesome water systems and water usedfor make-up where the water is used for immersion or contact, such as spas,swimming pools and therapeutic units. Wholesome water services are systemsdesigned to provide hot and cold water, including water for cooking, drinkingand food preparation or washing.Recommendations are given for sampling for the following reasons:

• one-off sampling for compliance, to evaluate whether the water qualityconforms to regulations, guidance, specifications or imposed conditions;
• ad hoc sampling for verification, to provide assurance that the water beingused is suitable for its intended use;
• sampling for investigation ? searching for the cause of concerns orcomplaints about water quality;
• random sampling - economically-driven or voluntary sampling used to helpconfirm or otherwise that water hygiene controls remain effective; and
• identification and implementation of schemes for commissioning, routineand investigative monitoring of water quality.

This standard is not applicable to the sampling of water following outbreaks ofLegionnaires' disease or for the sampling of water from closed systems.Cross References:BS 7592:2008BS 15883BS EN ISO 5667-1BS EN ISO 5667-3 PD 855468BS 853-1:1990+A3:2011BS 1427BS 6920-1BS 8550BS 8558:2015BS EN ISO 16266BS EN ISO 19458BS EN ISO/IEC 17025BS ISO 5667-5BS ISO 17381