A circle, graduated in degrees, printed on some charts or marked on the ground at an airport or heliport. It is used as a reference to either true or magnetic direction.

Any accident where one or more fatalities occur and/or three or more personnel are inpatient hospitalized as a direct result, or in support of wildland fire suppression or prescribed fire operations. Accident may result in substantial property or equipment damage of $250,000 or more. 

Those agency costs that are billable and/or reimbursable as defined by the master or individual cost share agreement.

A device employed to allow a firesetter the opportunity to leave the scene prior to the ignition of the fire.

Airport not having an approved agency with radio communications to direct aircraft take-offs and landings.

A number that indicates the relative net effects of daily fire danger on the fire load for an area during a specified period, such as a fire season.

Those resources which have national utilization, high demand, limited availability, and unique status reporting requirements identified by NICC.

The orderly, safe, and efficient return of an incident resource to its original location and status.

Individuals within ICS organizational units who are responsible for recording information. Recorders may be found in planning, logistics and finance/administration units.

Numerical rating of the maximum effort required to contain all probable fires occurring within a rating area during the rating period.