What information is critical when marking a helispot on a map?

The critical information for marking a helispot on a map is the location identification. This refers to the precise placement of the helispot, which needs to be clearly defined for safe helicopter operations. Location identification ensures that the helispot is situated in an area that is accessible and safe for landing, factoring in nearby obstacles, topography, and the overall safety of the operation.

When identifying a location for a helispot, considerations such as proximity to the incident scene, the features of the terrain, and accessibility for emergency responders or equipment are paramount. Proper location identification facilitates effective air operations, allowing for quick and efficient transport of personnel and supplies where they are needed most during an incident.

While weather conditions, ground distance, and direction of winds are also important factors in aviation safety and operations, they serve more as supplementary information that can impact helicopter landing and takeoff but do not replace the need for precise location identification on the map.