How many accountability systems should the ISO ensure cross-communication between?

The Incident Safety Officer (ISO) is responsible for maintaining safety and accountability at the scene of an incident. One of the critical functions of the ISO is to ensure effective cross-communication between different accountability systems. Typically, the ISO must focus on ensuring that two primary accountability systems are fully integrated: the incident command system, which manages personnel on the scene, and the resource tracking system, which monitors the deployment and status of apparatus and equipment.

This design allows for real-time updates and coordination among responders, reduces confusion during operations, and enhances overall safety by ensuring that the location and status of all personnel and resources are known. By maintaining communication between these two systems, the ISO can facilitate a unified command approach, thereby improving situational awareness for all involved agencies and personnel.