What risk is associated with neglecting to identify cross-connections?

Neglecting to identify cross-connections poses a significant risk primarily because it can lead to the contamination of the potable water supply. Cross-connections occur when there is a physical link between a drinking water supply and a source of contamination, such as irrigation systems, waste pipes, or industrial processes. If backflow occurs—often due to changes in pressure—contaminated water can easily flow into the clean water supply, leading to serious health hazards for consumers.

This risk is critical in maintaining public health standards, as contamination can introduce harmful pathogens, chemicals, or toxins into the water system, potentially affecting a large population. Preventative measures, such as proper identification and management of cross-connections, are essential for safeguarding water quality and ensuring that drinking water remains safe for consumption.