What term best describes a space where people dispose of waste but it is poorly maintained?

The term that best describes a space where people dispose of waste but that is poorly maintained is "dirty area." This accurately conveys the condition of the space in question. A "dirty area" implies that there is neglect regarding the cleanliness and upkeep of the location where waste is disposed of. It highlights the potential health risks and environmental concerns associated with inadequate waste management.

In contrast, the other terms suggest different meanings. An "operational waste area" would imply that the space is designed and maintained for waste disposal, focusing on its function rather than its state of cleanliness. A "clean collection point" denotes an area that is well-maintained and suitable for orderly waste collection, which is contrary to the described condition of poor maintenance. A "recycling center" indicates a facility specifically for processing recyclables, not just any waste disposal area; thus, it does not fit the description provided by the question.

Therefore, the term "dirty area" most effectively encapsulates the idea of a neglected waste disposal space.