Derived from the incident position descriptions and are a component of NWCG standards. Position specific standards specify the tasks and behaviors that make up the incident position’s duties and responsibilities.

Any changing characteristic; in statistics, a measurable characteristic of an experimental unit.

Drawing water from static sources such as a lake, pond, cistern, river, etc. into a pump which is above the level of the water supply. This is done by removing the air from the pump and allowing atmospheric pressure [14.7 psi (101 kPa) at sea level] to push water through a noncollapsible suction hose into the pump. 

Permanent devices with fire engine threads attached to expedite drafting operations in locations where there are water sources suitable for use in fire suppression (e.g., piers, wharves, bridges over streams, highways adjacent to ponds).

In WIMS, a weather station that is no longer in service for which access to archived observations is still available in NIFMID.

A salary differential that compensates employees for exposure to hazards in the course of their duties.

Manually adding and mixing a concentrated chemical, such as liquid foam, or powdered or liquid retardant with water, or gelling agents with fuel, into solution in a tank or container.

Group of individuals convened to analyze, investigate and solve arson problems in a particular region.

A pressure-controlled device which bypasses water at a fire pump to prevent excessive pressures when a nozzle is shut down.

The exterior perimeter of an area within which a specified fire agency has assumed a degree of responsibility for wildland fire control. It may include land in addition to that for which the agency has jurisdiction or contractual responsibility.