Which zone is used to house the incident command post and support activities away from contamination?

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The key idea is that responders keep leadership and non-contaminated operations in a clean area to stay protected and maintain effective command and control. In hazmat incident zones are split into clean (cold), buffer (warm), and contaminated (hot) areas. The cold zone is the clean area where there is no expected contamination, and it typically houses the incident command post, base, staging, and support activities. This setup lets the incident commander coordinate operations, communicate, and manage logistics without direct exposure to hazards. The hot zone contains the contamination, making it unsafe for command staff, while the warm zone serves as a transitional buffer where decontamination and limited access occur. So the area designated for the incident command post and support functions away from contamination is the cold zone.