What might increased levels of contaminants indicate in a water system?

Increased levels of contaminants in a water system are a significant indicator of poor water quality. This can arise from various factors such as inadequate filtration, failure of treatment processes, or contamination from external sources. When contaminants are found at elevated levels, it suggests that the water is not safe for consumption or use, posing risks to public health and the environment. Monitoring for such contaminants is essential to ensure safe drinking water and maintain compliance with safety regulations.

In contrast, enhanced filtration processes or previous system maintenance would typically result in lower levels of contaminants, improving water quality rather than diminishing it. Similarly, enhanced water purity refers to less contamination, not more. Thus, the presence of higher contaminant levels unequivocally points to compromised water quality.