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An Introduction to Wildfire Smoke Safety

June 17, 2026 · The Clime Team
An Introduction to Wildfire Smoke Safety

Wildfires are becoming more frequent and severe, leading to increased exposure to wildfire smoke across the United States. Understanding how to protect yourself and your loved ones is crucial.

What Is Wildfire Smoke and Why Is It Dangerous?

Wildfire smoke is a complex mixture of gases and fine particles produced when wood and other organic materials burn. These particles can penetrate deep into the lungs, causing respiratory issues, eye irritation, and exacerbating existing health conditions. Vulnerable groups include children, the elderly, and individuals with chronic respiratory or heart conditions. (cdc.gov)

How Can I Monitor Air Quality During Wildfires?

Monitoring air quality is essential during wildfire events. The Air Quality Index (AQI) provides real-time information on air pollution levels. You can check your community's outdoor air quality using the AQI at airnow.gov or through your phone's weather app. If authorities advise staying indoors, it's important to follow their guidance. (cdc.gov)

What Are Effective Ways to Protect Myself from Wildfire Smoke?

Indoors:

  • Create a Clean Room: Designate a room with few windows and doors as a clean room. Use a portable air cleaner or a DIY air purifier to reduce indoor smoke levels. Avoid using tobacco, gas, propane, or wood-burning appliances in this room. (cdc.gov)

  • Use Air Conditioning Wisely: If you have central air conditioning, set it to recirculate mode to prevent outdoor air from entering. Ensure filters are clean and of high efficiency (preferably MERV 13 or higher). (cdc.gov)

Outdoors:

  • Limit Exposure: Stay indoors as much as possible during periods of heavy smoke. If you must go outside, wear a well-fitting N95 or KN95 mask to reduce inhalation of harmful particles. (axios.com)

  • Protect Vulnerable Groups: Children, the elderly, and individuals with pre-existing health conditions should take extra precautions, as they are more susceptible to the effects of smoke. (cdc.gov)

How Should I Respond if I Experience Health Symptoms During Wildfires?

If you experience symptoms such as coughing, wheezing, shortness of breath, or eye irritation during wildfire events, it's important to seek medical attention promptly. Individuals with existing health conditions like asthma, COPD, heart disease, or diabetes should be especially vigilant and consult healthcare providers if symptoms worsen. (cdc.gov)

What Should I Do After a Wildfire to Ensure Safety?

  • Check Air Quality: Even after a wildfire has been extinguished, smoke can linger in the air. Continue to monitor air quality reports and take necessary precautions until conditions improve. (cdc.gov)

  • Clean Ash Safely: If your area has been affected by wildfire ash, wear protective gear such as gloves, long-sleeved shirts, long pants, and shoes and socks when cleaning up. Use goggles to protect your eyes and a NIOSH-approved N95 respirator to reduce inhalation of ash particles. (cdc.gov)

  • Stay Informed: Listen to local authorities and stay updated on evacuation orders or other safety instructions. Use resources like the Fire and Smoke Map to track fire activity and air quality in your area. (cdc.gov)

How Can I Prepare My Home to Reduce Wildfire Risks?

Preparing your home can significantly reduce the risk of wildfire damage. Consider the following steps:

  • Create Defensible Space: Maintain a defensible space around your home by clearing away dead vegetation, leaves, and other flammable materials. Trim trees and shrubs to create a buffer zone. (cdc.gov)

  • Use Fire-Resistant Materials: When building or renovating, use fire-resistant materials for roofing, siding, and decks to enhance your home's resilience against wildfires. (cdc.gov)

  • Install Spark Arresters: Equip chimneys and stovepipes with spark arresters to prevent embers from escaping and igniting nearby vegetation. (cdc.gov)

By understanding the risks associated with wildfire smoke and implementing these safety measures, you can better protect yourself and your community during wildfire events.

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Frequently Asked Questions