What must the Emergency Response Plan for on-site emergencies include?

The Emergency Response Plan must include site topography, layout, and prevailing weather conditions because this information is crucial for an effective response to emergencies. Understanding the physical layout of the site helps responders navigate the area quickly and identify potential hazards. For example, knowing the locations of hazardous materials storage can aid in assessing risks and determining safe zones for evacuation. Additionally, prevailing weather conditions can significantly influence the spread of hazardous substances in the event of a spill or release. Wind patterns can affect where contaminants may drift, while precipitation can impact the containment and cleanup efforts. Overall, this information helps ensure that responders are well-prepared to manage the specific risks associated with the site and execute an effective response.