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Wildland Fire Investigator

INVF Incident Position Description

The Wildland Fire Investigator (INVF) is responsible for investigating wildland fires. The INVF may report to the Wildland Fire Investigation Team Leader (INTL - proposed position), the Incident Commander (IC), or their designee. The INVF works in the Prevention and Investigation functional area.

Leadership Level 1, Follower (Provide Action)

  • For additional information review Level 1 description, expected behaviors and knowledge, suggested development goals, and self-study opportunities.

Prepare and Mobilize

  • Ensure individual readiness.
  • Gather critical information pertinent to the assignment.
  • Travel to and check in at assignment.
  • Check in with incident supervisor and/or dispatch when arriving at the incident.
  • Obtain briefing from incident supervisor.

Build The Team

  • Establish and communicate chain of command, reporting procedures, risk management processes, and radio frequency management.

Supervise and Direct Work Assignments

  • Adjust actions based on changing information and evolving situation awareness.  Develop and implement contingency plans. Communicate changing conditions to assigned resources and supervisor.
  • Identify, analyze, and use relevant situational information to make informed decisions and take appropriate actions.

Perform Wildland Fire Investigator-Specific Duties

  • Conduct wildland fire investigations and follow wildland fire investigation administrative and legal procedures.
  • Apply laws, rules, and regulations applicable to agency/jurisdiction for wildland fire investigation.
  • Apply administrative, civil, and criminal process(es) to wildland fire investigation in agency/jurisdiction.
  • Identify and secure fire origin using standard methods.
  • Gather and record fire behavior observations relevant to determining fire origin and cause.
  • Locate and protect the general and specific origin areas of the fire.
  • Use proper origin search techniques to determine fire origin.
  • Identify cause of a wildfire.
  • Identify possible wildland fire arson indicators, if applicable.
  • Search for, protect and preserve, and collect evidence while maintaining chain of custody.
  • Identify wildland fire burn pattern macro and micro indicators and use them to track wildfire spread.
  • Identify and interview anyone who may have knowledge that may be useful in the investigation.
  • Consult with supervisor on resource needs.
  • Establish accurate logistical needs and notify supervisor.
  • Provide situation updates and accomplishments to supervisor.
  • Prepare an investigative report.
  • Present case to administrators and/or attorneys for consideration of legal action.
  • Provide documents for court actions, criminal actions, etc.
  • Prepare a professional resume/curriculum vitae (CV).
  • Present effective testimony during court cases when necessary.

Communicate and Coordinate

  • Follow established processes and chain of command for collecting, producing, and distributing information.
  • Ensure clear understanding of expectations and timely communication within and across Incident Command System (ICS) functional areas and chain of command.
  • Establish communications and exchange necessary briefings/information with the following:
    • Support resources
    • Adjacent resources
    • Supervisor
    • Other ICS functional areas
  • Communicate effectively using multichannel radios. Prepare and program radios for assignment. Use plain language and ICS terminology.
  • Conduct and/or participate in After Action Reviews (AAR).

Manage Risk

  • Apply the Risk Management Process as stated in the NWCG Incident Response Pocket Guide (IRPG), PMS 461:
    • Identify Hazards
    • Assess Hazards
    • Develop Controls and Make Risk Decisions
    • Implement Controls
    • Supervise and Evaluate
  • Plan for medical emergencies. Ensure familiarity with the Medical Plan (ICS 206 WF), medical responders, communication procedures, and transportation plan. Manage the medical emergency based on procedures stated in the Incident Action Plan (IAP), Medical Incident Report, or other relevant guidelines.
  • Monitor for signs and symptoms of fatigue, illness, or injury. Mitigate appropriately.
  • Submit accident/incident reports with pertinent forms (SAFECOM, SAFENET, agency-specific forms) through established chain of command.

Document

  • Complete, authorize, ensure timeliness of, and route as required:
  • Document evidence and photographs relating to identified fire cause.
  • Document and describe services required for investigation.
  • Document and display elements of the crime of wildland fire arson for your jurisdiction.
  • Document and present common ignition sources, evidence, and indicators routinely encountered at the scene of an arson fire.
  • Document wildland fire burn pattern indicators and wildland fire spread.

Demobilize

  • Return equipment and supplies to appropriate unit.
  • Complete demobilization checkout process before being released from the incident.
  • Upon demobilization, report status to home unit including reassignment or estimated time of arrival (ETA) to home unit.
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NWCG Latest Announcements

2025 Professional Reading Program

Date: February 18, 2025
Contact: Wildland Fire Leadership Development Program (WFLDP)

The Wildland Fire Leadership Development Program is announcing the 2025 Professional Reading list! The goal of the annual reading list is to promote the reading and discussion of the books throughout the year.

The five books chosen for this year are: Surf When You Can by Brett Crozier, Man’s Search for Meaning by Viktor E. Frankl, Elephant Company by Vicki Constantine Croke, Simply Managing by Henry Mintzberg, and Chop Wood Carry Water by Joshua Metcalf.

References:

Professional Reading Program

Task Group Volunteers Needed to Update the Property Loss or Damage Report, OF 289

Date: February 5, 2025
Contact: Julie Bennett, Incident Business Committee Chair

The Incident Business Committee (IBC) is requesting volunteers for a new task group to revise the 1981 version of the Property Loss or Damage Report, OF 289 and create an incident replacement job aid. The volunteers may be recruited from within or outside the Geographic Area Incident Business Committees.

References:

IBC Memorandum 25-02

IBC Correspondence

2025 Updates to the NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1

Date: February 4, 2025
Contact: Incident and Position Standards Committee

The NWCG Incident and Position Standards Committee has updated the NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1. 

These updates address changes to incident position names and requirements for qualification, training, and experience. Updates related to the implementation of Complex Incident Management (CIM) are also included.  

The NWCG Wildland Fire Position Qualification Flowchart, PMS 308 has also been updated to reflect the recent changes.

References:

NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1

NWCG Wildland Fire Position Qualification Flowchart, PMS 308

NWCG Memo: 2025-01 January 2025 Updates to the NWCG Standards for Wildland Fire Positions Qualifications, PMS 310-1

NWCG Equipment Technology Committee Releases Safety Warning: 25-001 Non-specification fire shelters

Date: January 15, 2025
Contact: Equipment Technology Committee

The Equipment Technology Committee (ETC) has released Safety Warning: 25-001 Non-specification fire shelters. Non-specification fire shelters claiming to meet Forest Service (FS) fire shelter specification 5100-606 were first found in February of 2023. As of September 2024, non-specification shelters are again being advertised and sold on the open market.

This Safety Warning outlines details and recommended procedures to purchase FS specification shelters made with materials and components that meet performance criteria and toxicity testing requirements outlined in FS Specification 5100-606. 

For additional information on identifying non-specification shelters, please view ETC Safety Warning 23-01.

References:

ETC Safety Warning 25-001: Non-specification fire shelters

NWCG Equipment Technology Committee

ETC Safety Warning 23-01