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NWCG Glossary of Wildland Fire (PMS 205)

Term Steward Status Definition
ABCD Miscellaneous FBC Finance/Business Management Committee, IMC Integration Management Committee, DISC Data Integration Subcommittee Approved A FireCode used by the USDA Forest Service to track and compile cost information for emergency initial attack fire suppression expenditures for A, B, C, & D size class fires on Forest Service lands.
accounting code FBC Finance/Business Management Committee Approved Agency-specific accounting data. Each agency assigns a specific accounting code to an incident.
active fire IOSC Incident Operations Subcommittee Approved Any fire that has not been called out.
actual completion date FMSC Fuels Management Subcommittee Approved Date when treatment was physically completed
assigned resources QMC Qualifications Management Committee, NISC NIMS Integration Subcommittee Approved Resources checked in and assigned work tasks on an incident.
at incident IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Pending The resource is committed and at the assigned incident.
available DCSC Dispatch Coordination Subcommittee Pending The resource can be used to fill a request. Resources on preposition incidents qualify as available.
available resources QMC Qualifications Management Committee, NISC NIMS Integration Subcommittee Approved Resources assigned to an incident and available for assignment.
blowup IWSC Incident Weather Subcommittee Approved Sudden increase in fireline intensity or rate of spread of a fire sufficient to preclude direct control or to upset existing suppression plans. Often accompanied by violent convection and may have other characteristics of a fire storm.
Call When Needed (CWN) IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Employing office is a government or contractor entity; there is no set work schedule; the person is in a call-when-needed status; employee receives compensation for work.
candling FASC Fire Analysis Subcommittee Approved The burning of the foliage of a single tree or a small group of trees, from the bottom up.
career IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Employing office is a government entity Employees are permanent employees Year-round work schedule Employee receives compensation for work
career-seasonal IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Employing office is a government entity Employees are permanent employees who are placed in nonduty/non-pay status and recalled to duty in accordance with pre-established conditions of employment Annually recurring periods of work of at least 6 months, but less than 12 months, during a calendar year Employee receives compensation for work
casual hire IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Term of appointment is based on duration of the emergency situation for which the employee is hired. Employee receives compensation for work based on Administratively Determined (AD) Pay Plan for Emergency Workers
comments (repair) Approved Comments on the suppression repair for each feature.
complex identifier IRSC Incident Reporting Subcommittee Approved The Globally Unique Identifier (GUID) of the complex.
complex name IRSC Incident Reporting Subcommittee Approved The name of the complex that the fire is assigned.
contracted resource vendor IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The name of the company who, through a contract, provides resources to support incident management activities.
cost FBC Finance/Business Management Committee Approved The dollar amount associated with an incident.
country subdivision IMC Integration Management Committee, DISC Data Integration Subcommittee Pending Political subdivisions that fall within a country
county code (Point of Origin) (POO) IRSC Incident Reporting Subcommittee Approved The County Code identifying the county or equivalent entity at point of origin designated at the time of collection. Point of origin is the location where a competent ignition source came into contact with the material first ignited and sustained combustion occurred.
create date GISC Geospatial Information Subcommittee Approved Date the feature was created.
create name (feature class) GISC Geospatial Information Subcommittee Approved Name of the person creating the feature.
created by system IMC Integration Management Committee, DISC Data Integration Subcommittee Approved System that created the data record.
created on date time IMC Integration Management Committee, DISC Data Integration Subcommittee Approved Date and time the event record was created
date current (geospatial data) GISC Geospatial Information Subcommittee Approved The last edit, update, of this GIS record.
date-time IMC Integration Management Committee, DISC Data Integration Subcommittee Approved The combination of date and time elements.
delete this GISC Geospatial Information Subcommittee Approved An attribute flag to tell editors to remove a feature added in error.
demob en route DCSC Dispatch Coordination Subcommittee Pending The resource is no longer assigned to an incident and travel has started, but the resource has not yet arrived home.
dispatch center (home) IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The dispatch center associated with a resource's home unit. The Home Dispatch Center is responsible for initial mobilization and is the Center associated with the resource when an assignment is completed.
edit name (feature class) GISC Geospatial Information Subcommittee Approved Name of the person editing the feature.
elevation feet GISC Geospatial Information Subcommittee Assigned A geographic location's height above or below a fixed reference point
estimated containment date IRSC Incident Reporting Subcommittee Approved The expected containment or completion date of the incident.
estimated incident cost FBC Finance/Business Management Committee Approved Estimated dollar amount associated with an incident.
extreme fire behavior FASC Fire Analysis Subcommittee Approved Extreme implies a level of fire behavior characteristics that ordinarily precludes methods of direct control action. One or more of the following is usually involved: high rate of spread, prolific crowning and/or spotting, presence of fire whirls, strong convection column. Predictability is difficult because such fires often exercise some degree of influence on their environment and behave erratically, sometimes dangerously.
feature access GISC Geospatial Information Subcommittee Approved Determines who or what groups can view a particular feature.
feature category GISC Geospatial Information Subcommittee Approved Type of wildland fire polygon or unburned areas
final acres IRSC Incident Reporting Subcommittee Approved Number of acres within the final fire perimeter of a specific, individual incident, including unburned and unburnable islands.
final fire size IRSC Incident Reporting Subcommittee Approved Number of acres within the final fire perimeter of a specific, individual incident, including unburned and unburnable islands.
fire cause PIC Public Information Management Committee, FISC Fire Investigation Subcommittee, EPSC Education & Prevention Subcommittee Approved Agency or circumstance which started a fire or set the stage for its occurrence; source of a fire's ignition. For statistical purposes fires are grouped into broad cause classes. The nine general causes used in the U.S. are lightning, campfire, smoking, debris burning, incendiary, machine use (equipment), railroad, children, and miscellaneous.
fire cause class FISC Fire Investigation Subcommittee Approved Any class into which wildland fires are grouped according to their origin.
Fire Intensity Level (FIL) code (Point of Origin) (POO) PMC Fire Planning Management Committee, FASC Fire Analysis Subcommittee, FESC Fire Environment Subcommittee Approved An expression of fire intensity based on observed and/or calculated flame lengths representative across the immediate vicinity of the point of origin during the initial response.Fire intensity levels (FILs) provide an expression of fireline intensity, based on typical and/ or calculated flame length of a fire behavior condition. FILs are used in the analysis to reflect the differences in difficulty of suppression and fire effects on natural and cultural resources. (Ref. FSH5109.19 ch40.5 9/85)
fire report IRSC Incident Reporting Subcommittee Approved An official record of a fire, generally including information on cause, location, action taken, damage, costs, etc., from start of the fire until completion of suppression action. These reports vary in form and detail from agency to agency.
fire report provider name IRSC Incident Reporting Subcommittee Approved Name of person that provided the data for the fire report or is the contact for questions regarding the fire report.
fire resource status (record) IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved Indicates if the resource record being submitted or updated is an initial response resource or daily resource record.
fire size class code IRSC Incident Reporting Subcommittee Approved A code that corresponds to one of several ranges of fire size based on the number of acres within the final fire perimeter.
fire storm FASC Fire Analysis Subcommittee Approved Violent convection caused by a large continuous area of intense fire. Often characterized by destructively violent surface indrafts, near and beyond the perimeter, and sometimes by tornado-like whirls.
FireCode FBC Finance/Business Management Committee Approved A standardized code used by the federal wildland fire agencies/bureau assigned to effectively track and compile cost information for emergency suppression expenditures. The FireCode is incorporated into each agency’s accounting code structure.
first name IMC Integration Management Committee, DISC Data Integration Subcommittee Approved The first name of the resource as it appears on a government issued ID.
fitness level PMC Fire Planning Management Committee, QMC Qualifications Management Committee, QSSC Qualifications Systems Subcommittee, LMC Logistic and Equipment Management Committee Approved A descriptor of a human resource's physical work capacity.
flare-up PMC Fire Planning Management Committee, FESC Fire Environment Subcommittee Approved Any sudden acceleration in rate of spread or intensification of the fire. Unlike blowup, a flare-up is of relatively short duration and does not radically change existing control plans.
Forest Service override code FBC Finance/Business Management Committee Approved A code used to indicate the Forest Service override code for the incident. This is specific to the Forest Service, and is usually displayed as a four-character suffix on FireCode.
frequency use designator RSUSC Wildland Fire Radio Standards and Use Committee Approved A designation of the kind of communications that will occur on an assigned radio frequency.
fuels treatment polygon GISC Geospatial Information Subcommittee Assigned A polygon representing the area(s) of unique fuels treatments during a single timeframe.
fulfillment comment IOSC Incident Operations Subcommittee Approved Communication about the request and fulfilling that request
fulfillment status IOSC Incident Operations Subcommittee Approved Indicates the state of the request.
general status (resource) PMC Fire Planning Management Committee, QMC Qualifications Management Committee, QSSC Qualifications Systems Subcommittee, LMC Logistic and Equipment Management Committee Approved Indicates whether the resource is available or unavailable to fill a capability request.
geographic area IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A boundary designated by governmental agencies (wildland fire protection agencies) within which they work together for the interagency, intergovernmental planning, coordination, and operations leadership for the effective utilization of emergency management resources within their area. There are ten geographic areas. A listing of the areas can be found in the National Interagency Mobilization Guide, Chapter 70 along with listings of the Geographic Coordinating Areas and Geographic Area Coordination Centers.
Geographic Area (GA) code IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A code that identifies one of the wildland fire geographic areas.
Geographic Area (GA) name IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The name of the geographic area that identifies a boundary designated by wildland fire protection agencies within which they work together for the interagency, intergovernmental planning, coordination, and operations leadership for the effective utilization of emergency management resources.
Geographic Area Coordination Center (GACC) IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The physical location of an interagency, regional operation center for the effective coordination, mobilization and demobilization of emergency management resources. A coordination center serves federal, state and local wildland fire agencies through logistical coordination of resources throughout the geographic area, and with other geographic areas, as well. Listings of geographic coordination centers and their respective geographic coordinating areas can be found within the National Interagency Mobilization Guide.
Geographic Area Coordination Center (GACC) code IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved Shortened form of Geographic Area Coordination Center name.
geographic coordinating area IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A boundary designated by governmental agencies (wildland fire protection agencies), that may coincide with a geographic area boundary or may be a subdivision of a geographic area within which they work together coordinating, for the effective, mobilization and demobilization of emergency management resources within their area. Listings of geographic coordinating areas and geographic coordination centers can be found in the National Interagency Mobilization Guide, Chapter 20, Section 21.1.
Geographic Coordinating Area (GCA) code IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A code representing a wildland fire geographic coordinating area.
Geographic Coordinating Area (GCA) name IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The name of the wildland fire geographic coordinating area.
Geographic Information System Acres GISC Geospatial Information Subcommittee Approved GIS calculated acres within the fire perimeter, not adjusted for unburned areas
geometry identifier GISC Geospatial Information Subcommittee Approved Primary key for linking geospatial objects with other database systems.
Height Above Ground Level (HAGL) GISC Geospatial Information Subcommittee Approved A height measured with respect to the underlying ground surface.
Height Above Sea Level (HASL) GISC Geospatial Information Subcommittee Approved Height above mean sea level in feet.
home dispatch unit IOSC Incident Operations Subcommittee Approved The NWCG Unit Identifier of the center primarily responsible for dispatching the resource.
home unit (administrative) IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The administrative organization where a resource is regularly assigned or the agency location where an individual is hired or a contract is administered.
horizontal datum code GISC Geospatial Information Subcommittee Approved The identification given to the reference system used for defining the coordinates of points.
host IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A term historically used to indicate the agency or unit with jurisdiction or protection responsibilities or who was financially responsible for the incident response. Its use is not recommended.
ICS 209 remarks wfnwcgorg:NISC Approved Additional information pertinent to the management of the incident.
ICS 209 report date time wfnwcgorg:NISC Approved Automated date and time stamp applied when the ICS 209 report is submitted.
ICS 209 report for time period to IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The ending date and time of the reporting period of an ICS 209.
ignition method FMSC Fuels Management Subcommittee Approved The means by which a fire is ignited, such as hand-held drip torch, helitorch, and backpack propane tanks.
ignition source PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Any process or event capable of causing a fire.
Incident Command System (ICS) QMC Qualifications Management Committee, NISC NIMS Integration Subcommittee Approved A standardized approach to the command, control, and coordination of on-scene incident management, providing a common hierarchy within which personnel from multiple organizations can be effective. ICS is the combination of procedures, personnel, facilities, equipment, and communications operating within a common organizational structure, designed to aid in the management of on-scene resources during incidents. It is used for all kinds of incidents and is applicable to small, as well as large and complex, incidents, including planned events.
Incident Commander (IC) name IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The first (optional) and last name of the Incident Commander(s) currently assigned to the incident.
Incident Management Team name Approved Name of the Incident Management Team in charge of the fire.
incident name IRSC Incident Reporting Subcommittee Approved The name assigned to an incident.
incident overhead QMC Qualifications Management Committee, NISC NIMS Integration Subcommittee Pending All supervisory positions described in the Incident Command System.
incident personnel fatality quantity SRC Safety/Risk Management Committee Approved The total number of deaths, connected with the performance of work duties, that occurred in conjunction with an incident.
incident personnel injury illness quantity SRC Safety/Risk Management Committee Approved Total number of reportable occupational injuries and illnesses, which resulted in lost work days, that occurred in conjunction with an incident. Also includes cases without lost work days which result in transfer to another job, termination of employment, or required medical treatment (other than first aid); or which involved loss of consciousness, or restriction of work or motion. (First aid and lost work days are further defined under OSHA Part 1904.)
incident size PMC Fire Planning Management Committee, QMC Qualifications Management Committee, QSSC Qualifications Systems Subcommittee, LMC Logistic and Equipment Management Committee Approved How large the incident is, measured in acres. This number can change over the life of the incident.
initial fire strategy met indicator IRSC Incident Reporting Subcommittee Approved Indicates whether the objectives for the initial fire strategy were attained.
Integrated Reporting of Wildland Fire Information Identifier IMC Integration Management Committee Approved Primary key for linking to the Wildland Fire Locations Point dataset.
intermittent IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Employing office is a government or contractor entity; there is no set work schedule; the person is in a call-when-needed status; employee receives compensation for work.
invasive concern ISSC Invasive Species Subcommittee Approved A list of invasive species that are cause for concern related to the use of water sources.
is primary capability AMC Aviation Management Committee, ETSC Equipment/Technology Subcommittee Approved Indicates that the capability is the primary capability for the equipment or aircraft.
is visible GISC Geospatial Information Subcommittee Approved Provides a flag for mapping display.
jurisdictional agency category IRSC Incident Reporting Subcommittee Assigned The agency category having land and resource management responsibility for a specific geographical or functional area as provided by federal, state or local law.
jurisdictional agency kind IRSC Incident Reporting Subcommittee Assigned The agency kind having land and resource management responsibility for a specific geographical or functional area as provided by federal, state or local law.
jurisdictional unit IRSC Incident Reporting Subcommittee Approved The governmental entity having overall land and resource management responsibility for a specific geographical area as provided by law.
jurisdictional unit identifier IRSC Incident Reporting Subcommittee Approved Code used in interagency wildland fire to uniquely identify the governmental entity having overall land and resource management responsibility for a specific geographical area as provided by law.
jurisdictional unit name IRSC Incident Reporting Subcommittee Assigned The name of the governmental entity having overall land and resource management responsibility for a specific geographical area as provided by law.
label GISC Geospatial Information Subcommittee Approved The label applied to the feature in a GIS system.
landowner IMC Integration Management Committee, DISC Data Integration Subcommittee Approved The person or entity that owns the land or has the authority to convey title to others.
landowner contact information Approved Full contact information for the landowner including name, phone number, email, etc.
landowner unit (Point of Origin) IRSC Incident Reporting Subcommittee Approved NWCG Unit Identifier of landowner agency at the point of origin of a fire.
latitude (Degrees Decimal Minutes) GISC Geospatial Information Subcommittee Latitude in degrees, decimal minutes WGS84 for labeling purposes.
lighting (aviation obstruction) AMC Aviation Management Committee Approved Indicates if the aviation obstacle is lighted.
limitations (water source) Approved Limitation of the water source like duration of use, seasonality, slow refill, must have specific size screen on draft hose, etc.
line date time IRSC Incident Reporting Subcommittee Approved The date and time that the fire perimeter was collected in the field.
local fire report identifier IRSC Incident Reporting Subcommittee Approved A number or code that uniquely identifies an incident report for a particular reporting unit and a particular calendar year.
local incident identifier IRSC Incident Reporting Subcommittee Approved A number or code that uniquely identifies an incident for a particular local fire management organization within a particular calendar year.
longitude (Degrees Decimal Minutes) GISC Geospatial Information Subcommittee Approved Longitude in degrees, decimal minutes WGS84 fore labeling purposes.
longitude (Point of Origin) (POO) IRSC Incident Reporting Subcommittee Approved The longitude location of the point of origin specified in decimal degrees. Point of origin is the location where a competent ignition source came into contact with the material first ignited and sustained combustion occurred.
longitude (World Geodetic System 1984) GISC Geospatial Information Subcommittee Approved Longitude format for labeling and display.
management complexity level designator IRSC Incident Reporting Subcommittee Approved The highest management level utilized to manage a fire event.
map method GISC Geospatial Information Subcommittee Approved How the geospatial feature was derived
mob en route DCSC Dispatch Coordination Subcommittee Pending The resource is assigned to an incident and travel has started, but the resource has not yet arrived at the incident. This is the time between ETD and ETA.
modified on date time IMC Integration Management Committee, DISC Data Integration Subcommittee Approved Date/time that the record was modified.
National Fire Danger Adjective Class Rating FDSC Fire Danger Subcommittee Approved The Fire Danger Adjective Class Rating representative of an area that best describes the potential initiation, spread, and difficulty of control during initial response. Fire Danger Adjective Class Rating: A method of normalizing rating classes across different fuel models, indexes, and weather station locations. It is a resultant descriptor of the combination of both constant and variable factors that affect the initiation, spread, and difficulty of control of wildfires on an area.
National Fire Danger Adjective Class Rating Code FDSC Fire Danger Subcommittee Approved The Fire Danger Adjective Class Rating representative of an area that best describes the potential initiation, spread, and difficulty of control during initial response. Fire Danger Adjective Class Rating: A method of normalizing rating classes across different fuel models, indexes, and weather station locations. It is a resultant descriptor of the combination of both constant and variable factors that affect the initiation, spread, and difficulty of control of wildfires on an area.
National Fire Incident Reporting System unit identifier IMC Integration Management Committee Approved National Fire Incident Reporting System (NFIRS) fire department ID used to uniquely identify a non-federal organizational unit (office administratively responsible for either managing incidents, providing resources, or providing logistical services).
obstruction name AMC Aviation Management Committee Approved Common name of feature.
obstruction type AMC Aviation Management Committee Approved Specific descriptor of aviation obstruction identified on a map.
operational status IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The state of a resource as it is utilized by an incident.
other structures threatened quantity IRSC Incident Reporting Subcommittee Approved The total number of structures, other than residences, threatened by the fire.
out (fire) IRSC Incident Reporting Subcommittee Pending All observable combustion has ceased and there is no risk of the fire again becoming active and requiring additional control or management actions.
point date time IRSC Incident Reporting Subcommittee Approved The date and time that the fire point was collected in the field.
point name GISC Geospatial Information Subcommittee Approved An additional field to assist with identifying the feature.
polygon date time GISC Geospatial Information Subcommittee Approved The date and time that the polygon was collected in the field
position code QSSC Qualifications Systems Subcommittee Approved A code (mnemonic) for designating a position used in incident management response
position title QSSC Qualifications Systems Subcommittee Approved A title for a position used for incident management response.
primary phone IMC Integration Management Committee, DISC Data Integration Subcommittee Approved Individual’s primary phone.
primary weather station identifier PSOG National Predictive Services Oversight Group Approved The six-digit National Weather Station ID for the National Fire Danger Rating System (NFDRS) weather station that best represents the predominate weather and climate conditions for the incident site at the time of initial response.
projected incident activity PMC Fire Planning Management Committee, FESC Fire Environment Subcommittee Approved An estimate of the direction in which the incident is expected to spread, migrate, or expand within a specified time frame.
protecting agency FBC Finance/Business Management Committee Approved The agency responsible for providing direct incident management and services to a given area pursuant to its jurisdictional responsibility or as specified by law, contract or agreement.
protecting unit IRSC Incident Reporting Subcommittee Approved The entity responsible for providing direct incident management and services to a given area pursuant to its jurisdictional responsibility or as specified by law, contract or agreement.
provider unit IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved Any government organization that is a source of resources for response or mutual aid support to an incident, whether in the field, at the scene of an incident, or operations center. This includes government organizations that administer contracts or agreements for resources.
reassigned (at incident) DCSC Dispatch Coordination Subcommittee Pending A resource on a filled request has been reassigned from one incident to the another, but the mobilization travel has not started.
released (at incident) DCSC Dispatch Coordination Subcommittee Pending A resource on a filled request has been released, but the demobilization travel has not started.
repair status Approved Status of the Suppression Repair project for each feature.
reserved DCSC Dispatch Coordination Subcommittee Pending The resource has been assigned to a request but has not started travel. Either no travel has been assigned, or if travel has been assigned, the ETD has not yet passed.
residences destroyed quantity IRSC Incident Reporting Subcommittee Approved The total number of residences destroyed, or damaged to an extent requiring rebuilding, as a result of the fire. Residence is defined as a place where one lives; a house, apartment, or other shelter used as the residence of a person, family or household. This includes primary and secondary residences.
resource quantity current as of date time IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The date and time that reflects the period for which the resource counts are current.
Resource System of Record (RSOR) IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved The exchange username of the system that currently is the System of Record for the resource and the capabilities for that resource.
resources [incident] QMC Qualifications Management Committee, NISC NIMS Integration Subcommittee Approved Personnel and equipment available or potentially available for assignment to incident operations and for which status is maintained. Resources are described by kind and type.
returned from assignment DCSC Dispatch Coordination Subcommittee Pending The resource has returned from the assignment but is not yet available for dispatch.
secondary phone IMC Integration Management Committee, DISC Data Integration Subcommittee Approved Individual’s secondary phone.
selection area IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved Indicates the dispatch center inside/outside the current dispatch center for which resources are being requested.
serial number IMC Integration Management Committee, DCSC Dispatch Coordination Subcommittee Approved A set of numbers that is put on equipment by the manufacturer so that each has a different number and can be recognized.
size class IOSC Incident Operations Subcommittee Approved Identifies the fire size based on number of acres within the final fire perimeter
size class of fire IOSC Incident Operations Subcommittee Approved As to size of wildfire: Class A - one-fourth acre or less; Class B - more than one-fourth acre, but less than 10 acres; Class C - 10 acres or more, but less than 100 acres; Class D - 100 acres or more, but less than 300 acres; Class E - 300 acres or more, but less than 1,000 acres; Class F - 1,000 acres or more, but less than 5,000 acres; Class G - 5,000 acres or more.
slope percentage (Point of Origin) (POO) GISC Geospatial Information Subcommittee Approved The ratio between the amount of vertical rise and horizontal distance of the terrain as expressed in a percent that represents the typical slope in the immediate vicinity of the point of origin of a fire. Point of origin is the location where a competent ignition source came into contact with the material first ignited and sustained combustion occurred.
source agency Approved Land management agency with responsibility for creating and administering the data.
source depth (water) Approved Depth in feet of the water source.
source gallon capacity (water source) Approved Capacity in gallons of the water source.
source hyperlink (mapping) GISC Geospatial Information Subcommittee A link to documentation about the mapping effort
special land designator IRSC Incident Reporting Subcommittee Approved Officially designated special land types within the fire perimeter.
state and landowner final fire acre quantity IRSC Incident Reporting Subcommittee Approved Number of acres measured by each Landowner Kind and Category within a State Code associated with the land within the final fire perimeter of a specific, individual incident. The area measured within the perimeter includes unburned and unburnable islands or portions of such.
temporary IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: Employing office is a government entity Term of appointment is not to exceed one year Employee receives compensation for work
tentative release DCSC Dispatch Coordination Subcommittee Pending A resource may be tentatively released from At Incident so that a dispatcher can have a view of where resources are and their availability to be assigned to an incident.
torching FASC Fire Analysis Subcommittee Approved The burning of the foliage of a single tree or a small group of trees, from the bottom up.
treatment acres PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Acreage of treatment polygon as calculated with GIS
treatment category PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Describes major class of treatment.
treatment identifier PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Unique identifier for fuels treatment polygon(s).
treatment identifier database PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved The database containing additional information related to the treatment identifier
treatment name PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved The name of the fuels treatment
treatment status PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Status of the fuels treatment polygon(s).
treatment type PIC Public Information Management Committee, EPSC Education & Prevention Subcommittee Approved Describes the kind of treatment work. Type is more specific than treatment category.
unavailable Pending The resource is not available to fill a resource order request.
unavailable (transferred) DCSC Dispatch Coordination Subcommittee Pending The resource has been transferred to another dispatch, but the transfer has not been completed.
Unit Identifier (UnitID) UIB Unit Identifier Board Approved A code used within the interagency incident management community to uniquely identify a particular governmental or non-government organizational unit recognized by NWCG as a wildland fire or all-risk cooperator.
Universal Transverse Mercator easting coordinates GISC Geospatial Information Subcommittee Approved Grid coordinates expressed as a distance in meters to the east.
Universal Transverse Mercator northing coordinates GISC Geospatial Information Subcommittee Approved Coordinates measured relative to the equator.
Universal Transverse Mercator Zone GISC Geospatial Information Subcommittee Approved A division of the Earth's surface into 60 north-south zones, each 6 degrees of longitude wide.
volunteer IOSC Incident Operations Subcommittee Approved An appointment/agreement that meets the following conditions: The person does not receive compensation (other than reasonable reimbursement or allowance for expenses actually incurred)
water source IOSC Incident Operations Subcommittee Approved Any strategically located supply of water that is readily available for pumps, tanks, trucks, helicopters, or fire camp use.
water source type IOSC Incident Operations Subcommittee Approved The type of water source.
Wildland Urban Interface (WUI) FMB Fire Management Board Approved The line, area, or zone where structures and other human development meet or intermingle with undeveloped wildland or vegetation fuels.​​
Wildland Urban Interface indicator IRSC Incident Reporting Subcommittee Approved A flag that indicates if the presence of Wildland Urban Interface (WUI) increased the cost or management complexity of a wildfire.
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