Which facility is not regulated by the US EPA?

The correct choice indicates that the elderly apartment high rise built in 1947 is not regulated by the US EPA under certain conditions. This is because facilities that are not designed primarily for children or do not have child-occupied areas typically fall outside the stringent regulatory requirements imposed by the EPA regarding lead paint.

The US EPA focuses on protecting children from lead exposure, particularly in facilities where children under the age of six congregate. Buildings like daycare centers, preschools, and residential units with children present are heavily regulated due to their higher risk of lead exposure.

In contrast, the elderly apartment high rise, while it may contain lead-based paint due to its age, does not house children in the same way that a daycare or preschool does, leading to a reduced regulatory oversight. Therefore, this facility does not fall under the stricter regulations aimed at protecting younger populations from lead hazards. This distinction is important for understanding how lead paint regulations specifically target environments where children are likely to be present.