Maximum water flow rate a fire pump will attain when there are no restrictions at the pump outlet or losses due to friction or head.

Aircraft with pilot used to make trial runs over the target area to check wind, smoke conditions, topography and to lead airtankers to targets and supervise their drops.

The second continuous day of an incident, a regular government employee's normal daily tour of duty is "spot changed" to where the first 8, 9, or 10 hours worked are base hours.

Burning in patches to prepare sites for group planting or sowing or to form a barrier to subsequent fires.

A job hazard analysis identifies hazards associated with work projects and worksites, and identifies protective equipment or modified work procedures needed.

Include property, structures, physical improvements, natural and cultural resources, community infrastructure, and economic, environmental, and social values.

A threat or an incident, natural or manmade, that warrants action to protect life, property, the environment, and public health or safety, and to minimize disruptions of government, social, or economic activities. It includes natural disasters, cyber incidents, industrial accidents, pandemics, acts of terrorism, sabotage, and destructive criminal activity targeting critical infrastructure. This also includes the effects climate change has on the threats and hazards.

An occurrence, either human-caused or a natural phenomenon, that requires action or support by emergency services personnel to prevent or minimize loss of life or damage to property and/or natural resources.

A fire resulting from many simultaneous ignitions that generates a high level of energy output.

A fire department of which some or all members are unpaid.