Wildfire Smoke and Heat Illness Prevention: A Critical Reminder for CIS Members

Guidance for Human Resources, Risk Management Professionals, Managers and Safety Committees

Keeping Employee Safety at the Forefront During Wildfire Season

As Oregon navigates another active wildfire season, public employers must protect employees from both wildfire smoke exposure and excessive heat while maintaining essential public services.

Oregon OSHA Wildfire Smoke Protection Requirements

The wildfire smoke rules (ORS 437-002-1081 and 437-004-9791) apply when PM2.5 reaches 35.5 µg/m3 (AQI 101) or higher.

Key Wildfire Smoke Requirements

• Monitor air quality.

• Train employees on health effects and symptoms. Training is provided through the CIS Learning Center: Course #0000015880 OR-OSHA Wildfire Smoke Training.

• Maintain two-way communication.

• Implement exposure controls such as relocation, schedule changes, and reduced strenuous work.

• Provide NIOSH-approved N95 respirators for voluntary use at AQI 101 or higher.

Exemptions and Partial Exemptions

Exemptions include enclosed filtered-air buildings, certain vehicles, telework, and suspended operations. Partial exemptions apply to emergency operations, wildland firefighting, and limited intermittent exposure.

Oregon OSHA Heat Illness Prevention Requirements

Heat illness prevention (ORS 437-002-0156) measures begin at a heat index of 80°F and increase at 90°F or above.

Key Heat Illness Prevention Requirements

• Provides shade and cooling areas.

• Supply cool drinking water sufficient for up to 32 ounces per hour.

• Implement written rest-break schedules.

• Establish acclimatization plans over 7-14 days.

• Provide employee training. The CIS Learning Center provides the following training:

  • Heat Exposure and Illness Prevention (Non-Supervisor)

  • Heat Exposure and Illness Prevention (Supervisor)

• Maintain emergency response procedures.

Action Steps for Public Employers

Review plans, verify training completion, stock supplies, monitor conditions daily, and engage safety committees in prevention efforts.

Conclusion

Compliance with Oregon OSHA wildfire smoke and heat illness prevention rules helps protect employee health, operational continuity, and organizational resilience. CIS is committed to supporting the safety and health of our members. If you have any questions related to either rule provided, please reach out to your designated risk management consultant for support.