What is a pumper in the context of on-site sewage systems?

In the context of on-site sewage systems, a pumper refers to a professional who is specifically approved to remove and transport sewage or septage. This role is crucial in maintaining the functionality and safety of septic systems, as it involves the regular pumping of tanks to prevent overflow and ensure that the system operates efficiently. Pumpers are typically trained to handle waste materials safely, adhering to regulations that govern the transport and disposal of sewage. This includes knowledge of local environmental regulations and proper handling techniques to prevent contamination and ensure public health and safety.

The other options do not align with the specific responsibilities of a pumper. Operating heavy machinery, designing sewage systems, or managing waste disposal sites are distinct professions that require different types of training and expertise. In contrast, the role of a pumper is focused solely on the removal and proper transport of sewage, emphasizing their importance in the upkeep of on-site sewage management systems.