Which of the following indicates a need for spill reporting?

The selection indicating a need for spill reporting is indeed the situation where spill containment was not achieved and there is potential harm. This scenario highlights a significant concern for environmental safety, human health, and regulatory compliance. When a spill occurs and it is not contained effectively, the possibility of harmful substances entering the environment increases, which could have serious ecological and health impacts. Therefore, reporting such incidents is crucial to ensure that appropriate measures can be taken to mitigate risks and manage the situation appropriately.

In contrast, if leakage is contained within secondary containment, there is no immediate threat of the substance spilling into the environment, thus reporting may not be necessary. A spill occurring in a production area could potentially require reporting, but it depends on whether containment measures are effective. Routine maintenance activities typically do not necessitate reporting unless they lead to an uncontained spill. Hence, the emphasis on the need for reporting focuses on the uncontained spill scenario with potential harm, making it critical to document and respond to such occurrences.