What is the primary concern of personnel when responding to a hazardous materials incident?

In the context of responding to a hazardous materials incident, the primary concern is protecting themselves and the public. This focus on safety is paramount because first responders are operating in potentially dangerous environments where hazardous materials can pose immediate threats to health and safety. Ensuring their own safety allows them to effectively respond to the incident and assist others without putting additional lives at risk.

The safety of the public is equally critical; responders must take measures to prevent exposure to hazardous substances and mitigate any dangers that could affect nearby individuals. By prioritizing safety, personnel can effectively manage the situation and minimize the potential for further harm.

Other considerations, such as minimizing environmental hazards or preserving the scene for later investigation, are also important but come after immediately addressing safety concerns. It is essential to secure the scene and control hazards first before performing tasks such as investigation or environmental protection. Similarly, providing first aid is necessary, but this can only occur after ensuring a safe environment for both the responders and any victims.