What is a common hazard associated with the failure of underground storage tanks?

The correct answer identifies environmental contamination as a common hazard associated with the failure of underground storage tanks (USTs). When USTs leak or fail, they can release harmful substances such as petroleum products or hazardous chemicals into the surrounding soil and groundwater. This contamination can pose serious risks to both the environment and public health, as it can affect drinking water sources, harm local ecosystems, and lead to long-term ecological damage.

The significance of this risk underscores the importance of regular inspections, maintenance, and timely responses to leaks to mitigate contamination risks. Effective management of UST systems is crucial to preventing environmental degradation and safeguarding public health.