What is one expected action during a hazardous materials incident response?

Restricting access to a secure perimeter is a critical action during a hazardous materials incident response. Establishing a secure perimeter helps ensure the safety of both the responders and the public by controlling who can enter the area affected by the hazardous materials. It allows emergency personnel to manage the situation without interference and keeps untrained individuals away from potentially dangerous environments, reducing the risk of exposure to hazardous substances.

This action also supports the overall incident management process by allowing for coordinated response efforts. By controlling access, responders can better assess the situation, conduct necessary operations, and prioritize the safety of all involved.

The other actions listed may not be appropriate or effective under the circumstances of a hazardous materials incident. For example, immediately evacuating all citizens could lead to confusion and may not be necessary depending on the specific situation. Conducting press releases, while important for communication, is not an immediate priority compared to securing the area and ensuring safety. Continuing without communicating with the command center can lead to disorganization and a lack of situational awareness, which is crucial in managing a hazardous materials incident effectively.