What maintenance aspect is critical to the operation of an underground storage tank system?

Periodic testing of components is critical to the operation of an underground storage tank system because it ensures that all parts of the system are functioning correctly and safely. This includes testing for leaks, checking the integrity of piping and other components, and verifying the performance of monitoring systems. Regular testing helps to identify potential issues before they become serious problems, allowing for timely repairs and maintenance, which is essential for compliance with regulations and for preventing environmental contamination.

While visual inspections and monitoring fuel quality are important, they do not replace the need for systematic and thorough testing of all components involved in the UST system. Using only new pipes is also beneficial, but it does not address the broader maintenance needs of the entire system over its operational life. This comprehensive approach to maintenance, including periodic testing, helps to maintain the safety and efficiency of the UST system.