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NWCG Glossary of Wildland Fire, PMS 205

Overview

The NWCG Glossary of Wildland Fire provides an extensive listing of approved terms and definitions used by the NWCG community. It contains terms commonly used by NWCG in the areas of wildland fire and incident management and is not intended to list all terms used by NWCG groups and member agencies. The NWCG has directed that all committee and subgroup product glossaries be contained within the NWCG Glossary of Wildland Fire to maintain definition consistency and clarity among documents.

Comments, questions, and recommendations shall be submitted to the appropriate agency program manager assigned to the Data Standards and Terminology Board (DSTB). 

NWCG Glossary of Wildland Fire, PMS 205  (Quick View)

EDG Explorer is a database platform used for managing NWCG Glossary terms.  The following table is a quick view of the terms found in EDG. More detailed information such as rules, documentation, and term relationships may be viewed in EDG Explorer.  

Note: If the NWCG Glossary of Wildland Fire is not displaying below please report it to NWCG Webmaster

Title Steward Status Sort descending Definition
wind speed
Plant Source Development

Obtaining resources necessary to obtain, store, and grow out photosynthesizing living organisms.

Communications

Verbal, graphical, or written information sharing with internal and external audiences.

Program Management

Function that oversees a group of individual projects linked together through a shared organizational goal or a common area of impact.

Biological

A living organism.

Assessment

The evaluation or estimation of the nature, quality, or ability of someone or something.

Major Asset Replacement

A useful thing or quality to be put back after loss.

Treatment

Actions that affect fuel or vegetative conditions, community adaptation, public safety, or public land access through their completion.

Activity

Actions necessary to conduct a future treatment or evaluate the success of a completed treatment that do not affect fuel or vegetative conditions, community adaptation, public safety, or public land access through their completion.

National Environmental Satellite Data and Information Service Identifier
Year-Round Data Collection Station

A permanent 24-hour observing station.

Critical Incident Stress Management/Peer Support

An event dealing with a critical incident event. Critical Incident Stress Management (CISM)/Peer Support is the selection and implementation of the most appropriate crisis intervention tactics to best respond to the needs of the situation. CISM has multiple components other than responding after a critical incident occurs. These components can be used before, during, and after a crisis. They include a wide range of various activities, including PreIncident Education (PIE), which provides for resiliency, planning and preparedness, acute crisis management, and post-incident follow up. 

Hazardous Conditions

An event, usually managed by organizations external to the fire community, for which the primary focus is for dealing with a hazardous situation that poses an unreasonable risk to health, safety, and property.

rainfall output
interagency (organization)
Management Event (internal)

An event dealing with agency-specific administrative programs, such as public relations.

Law Enforcement (internal)

An event dealing with the agency's law enforcement program. Includes non-fire infrared flights, surveillance, etc.

activity group CEPC Communication, Education, and Prevention Committee

Further refines wildfire cause supporting data, providing information for prevention programs for targeted messaging.

Minor Repair

A useful thing or quality to be fixed or mended.

WIMS identification number
Minor Asset Replacement

A useful thing or quality to be fixed or mended.

Compliance

Actions taken to conform with legal requirements.

Document Preparation

Development and composition of written communication instruments.

Data Collection

The systematic approach to gathering and measuring information from a variety of sources to get a complete and accurate picture of an area of interest.

Seasonal Data Collection Station
Asset Repair

A useful thing or quality to be fixed or mended.

Asset Replacement

A useful thing or quality to be put back after loss.

Mechanical

Produced by machinery

Warnings

Give notice of hazard or caution.

Chemical

A compound or substance that has been purified or prepared.

Closures

Not open

Camouflage

The disguising of sensitive sites by painting or covering them to make them blend in with their surroundings.

active crown fire FBSC Fire Behavior Subcommittee Approved

A fire in which a solid flame develops in the crowns of trees, but the surface and crown phases advance as a linked unit dependent on each other.

wet water ETC Equipment Technology Committee Approved

Water with added chemicals, called wetting agents, that increase water's spreading and penetrating properties due to a reduction in surface tension.

lined fire hose ETC Equipment Technology Committee Approved

Fire hose with a smooth inner coating of rubber or plastic to reduce friction loss.

barrier IOSC Incident Operations Subcommittee Approved

Any obstruction to the spread of fire. Typically an area or strip devoid of combustible fuel.

Training & Proficiency Approved

A scheduled activity that provides instruction to make attendees fit, qualified, or proficient in a particular area. This is a planned event.

open burning FUSC Fire Use Subcommittee Approved

Burning of any fuel outdoors without the use of mechanical combustion enhancements.

horizontal fuels arrangement FMC Fuels Management Committee Approved

Composition of fuel laterally across the landscape.

level of certainty WFISC Wildland Fire Investigation Subcommittee Approved

Describes how strongly a fire investigator holds an opinion or conclusion, includes two levels, Possible and Probable.

Proficiency & Currency Event Approved

An event dealing with maintenance of licenses, currencies, or proficiencies, including recurring proficiencies. 

boundary layer [air] FWS Fire Weather Subcommittee Approved

According to the American Meteorological Society, the layer of air near a boundary that is affected by friction against that boundary surface, and possibly by transport of heat and other variables across that surface.

average temperature FWS Fire Weather Subcommittee Approved

According to the American Meteorological Society, the average temperature of the air as indicated by a properly exposed thermometer during a given time period, usually a day, a month, or a year.

tour-of-duty IBC Incident Business Committee Approved

The hours of a day (a daily tour-of-duty) and the days of an administrative workweek (a weekly tour-of-duty) that constitutes an employee's regularly scheduled administrative workweek.

gravimetric FWS Fire Weather Subcommittee Approved

Of, or pertaining to, measurement by weight.

use of wildland fire FMB Fire Management Board Approved

Management of wildfire or prescribed fire to meet resource objectives specified in land/resource management plans.

Water Expansion Pumping System ETC Equipment Technology Committee Approved

Apparatus utilizing an air compressor and positive displacement pump coupled to the same engine, plumbed to a non-pressurized tank, for producing foam. The operation involves injecting compressed air into a liquid stream containing a suitable foaming agent.

criteria pollutants FUSC Fire Use Subcommittee Approved

Pollutants deemed most harmful to public health and welfare and that can be monitored effectively. They include carbon monoxide (CO), lead (Pb), nitrogen oxides (Nox), sulfur dioxide (SO2), ozone (O3), particulate matter (PM) of aerodynamic diameter less than or equal to 10 micrometers (PM10) and particulate matter of aerodynamic diameter less than or equal to 2.5 micrometers (PM2.5). 

break coupling ETC Equipment Technology Committee Approved

To detach two pieces of hose by backing the swivel thread off the nipple thread.

spur ridge FENC Fire Environment Committee Approved

A small ridge which extends finger-like from a main ridge.

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NWCG Latest Announcements

NWCG Training Catalog now on Wildland Fire Learning Portal

Date: April 25, 2023
Contact: NWCG Training  

The National Wildfire Coordinating Group (NWCG) has migrated the training catalog from the NWCG website to the Wildland Fire Learning Portal (WFLP) as part of our ongoing efforts to streamline processes and improve efficiency. To facilitate this transition, the training catalog remains available on www.nwcg.gov through April 2024.

Starting May 2024, the training catalog will no longer be accessible on www.nwcg.gov. However, you can still access the complete training catalog by logging in as a guest to the WFLP.

References:

Wildland Fire Learning Portal

 

NWCG Website Migration

Date: April 01, 2024
Contact: NWCG Webmaster

The National Wildfire Coordinating Group is thrilled to announce a significant upgrade to https://www.nwcg.gov, involving a comprehensive redesign of over 7,000 web pages. This enhancement is focused on improving user experience. The migration to the new NWCG website will commence on April 2, 2024, starting at noon EST and is expected to take a few hours. 

During the migration period, as the www.nwcg.gov domain-name-location updates across the Internet, you might encounter either the current or the new site depending on your location. We request your patience during this transition. If you are not redirected to the new site by April 3, 2024, we recommend clearing your browser’s cache and refreshing the page.

Please note that while navigating the revamped website, there may be instances of broken links or errors. Our dedicated web migration team has made significant efforts to minimize such issues prior to launch and will promptly address any that arise via use of analytic reports. We value your patience and understanding as we work towards enhancing your overall website experience.

WFSTAR 2023 Year in Review and 2024 Core Component Module Packages Available

Date: March 6, 2024
Contact: Joe Schindel 

The 2023 Fire Year in Review module and 2024 Core Component Module Packages for RT-130, Wildland Fire Safety Training Annual Refresher (WFSTAR) are now available on the NWCG website. The 2024 Core Component Module Package provides all content needed to deliver RT-130.

 

References:

WFSTAR 2023 Fire Year in Review module

WFSTAR 2024 Core Component Module Packages

2024 NWCG Executive Board Annual Letter

Date: March 6, 2024
Contact: NWCG

The NWCG Executive Board is privileged to share with you the 2024 NWCG Executive Board Annual Letter. As we look into the future and navigate an incredibly complex and dynamic environment, we must remain focused on our mission while actively engaging in national conversations regarding numerous wildland fire initiatives. In 2024, we prioritize building upon our successes and committing to continuous improvement. Key priorities and considerations for this year include: 

  • Determining Core Workload
  • Ensuring Incident Performance and Training Modernization (IPTM) Success
  • Improving Efficiencies
  • Firefighter Health and Wellness
  • Engagement in National Conversations

Together we will continue to make significant strides in the challenging and vital work that lies ahead. 

 

References:

2024 NWCG Executive Board Annual Letter