Oregon & Washington Wildfire Smoke Training Requirements
What Employers Need to Know in 2026

Wildfire smoke is no longer just a seasonal inconvenience in the Pacific Northwest. In both Oregon and Washington, employers now have legal responsibilities to protect workers from smoke exposure during outdoor work.
Construction workers, road crews, landscapers, utility workers, agriculture employees, and many other outdoor workers may be exposed to dangerous levels of particulate matter (PM2.5) during wildfire events.
Employers in both states must understand:
- When wildfire smoke rules apply,
- What training is required?
- how to monitor air quality,
- and what protective measures must be implemented.
Why Wildfire Smoke Is a Serious Workplace Hazard
Wildfire smoke contains:
- fine particulate matter (PM2.5),
- carbon monoxide,
- toxic combustion byproducts,
- and irritants that can affect the lungs and cardiovascular system.
Smoke exposure can lead to:
- coughing,
- headaches,
- dizziness,
- breathing difficulty,
- fatigue,
- reduced visibility,
- decreased alertness,
- and increased incident risk on jobsites.
For construction and industrial work, wildfire smoke can also increase:
- heat stress risk,
- operator fatigue,
- communication problems,
- and hazard recognition failures.
Washington State Wildfire Smoke Requirements
Washington’s wildfire smoke protections are enforced by the Washington State Department of Labor & Industries (L&I/DOSH).
The rules apply primarily to:
- outdoor workers,
- indoor workers without filtered air,
- and enclosed environments impacted by outdoor smoke.
Key Washington Requirements
Employers Must:
- Monitor current air quality conditions
- Train employees on wildfire smoke hazards
- Encourage reporting of symptoms
- Provide access to drinking water
- Implement exposure controls when thresholds are exceeded
- Provide respirators under certain conditions
Washington Air Quality Thresholds
Washington uses the Air Quality Index (AQI) and PM2.5 levels to trigger protections.
At Elevated Smoke Levels:
Employers may need to:
- communicate hazards,
- modify work practices,
- reduce exposure,
- provide respirators,
- and train workers on proper use.
Washington Training Requirements
Workers must receive training covering:
- wildfire smoke hazards,
- symptoms of exposure,
- how to report symptoms,
- employer protection procedures,
- respirator information,
- and employee rights.
Training should also include:
- changing smoke conditions,
- work/rest strategies,
- hydration,
- and emergency response awareness.
Oregon Wildfire Smoke Requirements
Oregon OSHA also has wildfire smoke protections for workers exposed to outdoor air.
The rules apply when air quality reaches hazardous levels due to wildfire smoke.
Oregon Employer Responsibilities
Employers must:
- Monitor AQI levels
- Inform employees about smoke hazards
- Implement exposure controls
- Provide training
- Ensure access to clean drinking water
- Provide medical evaluation and respirators under certain conditions
Oregon Training Topics
Required training generally includes:
- health effects of wildfire smoke,
- safe work practices,
- AQI awareness,
- Symptoms of smoke illness,
- respirator limitations,
- and emergency procedures.
Employers should also train workers on:
- recognizing worsening conditions,
- communication procedures,
- and stop-work authority when conditions become dangerous.
Similarities Between Washington & Oregon
Both states require employers to:
- monitor wildfire smoke conditions,
- Annually train workers,
- provide protective measures,
- and communicate hazards.
Both states focus heavily on:
- AQI monitoring,
- PM2.5 exposure,
- worker education,
- and respiratory protection.
Wildfire Smoke Conditions Change Quickly
One of the biggest failures on jobsites is continuing work after conditions become unsafe.
Smoke conditions can change rapidly due to:
- wind shifts,
- nearby fires,
- temperature inversions,
- and changing weather patterns.
Employers should train workers to ask:
“What changed?”
Examples:
- Visibility suddenly decreased
- Workers are coughing or dizzy
- AQI increased during the shift
- Smoke settled into the excavation areas
- Heat and smoke combined to increase fatigue
This hazard-recognition mindset is critical for preventing incidents.
Construction Industry Concerns
Wildfire smoke creates additional risks during:
- crane operations,
- forklift operations,
- excavation work,
- elevated work,
- heavy equipment operation,
- and traffic control.
Reduced visibility and fatigue can increase:
- struck-by incidents,
- line-of-fire hazards,
- equipment collisions,
- and communication failures.
Washington construction safety rules already emphasize communication, qualified personnel, and hazard awareness in high-risk operations, such as crane operations and lifting activities.
Best Practices Beyond Compliance
Even when not explicitly required, employers should consider:
- adjusting schedules,
- reducing heavy exertion,
- rotating crews,
- increasing breaks,
- improving communication systems,
- and using real-time AQI monitoring tools.
What KARM's Wildfire Smoke Training Includes
Modern wildfire smoke training should go beyond:
Workers should learn:
- how smoke changes hazard conditions,
- how fatigue affects decision-making,
- How visibility impacts equipment safety,
- when to stop work,
- and how to recognize symptoms early.
Interactive training should include:
- changing weather scenarios,
- AQI-based decision exercises,
- equipment visibility simulations,
- and communication drills.
Building a Hazard-Ready Workforce
Wildfire smoke is now a recurring operational hazard in the Pacific Northwest.
The best training programs help workers:
- recognize changing conditions,
- communicate hazards early,
- make safer decisions,
- and prevent incidents before they occur.
At KARM Safety Solutions, we focus on modern safety training designed around:
- hazard recognition,
- changing conditions,
- real-world jobsite awareness,
- and injury prevention.
Final Takeaway
Wildfire smoke is not just an air quality issue.
It affects:
- visibility,
- communication,
- fatigue,
- situational awareness,
- and overall jobsite safety.
https://training.karmsafety.com/courses/wildfire-smoke-required-training-washington-state
https://training.karmsafety.com/courses/WildFire-Smoke-Training













