Health Effects of Smoke from Wildland Fire

Coconino County Public Health Services District notes several concerns regarding smoke from wildland fires:


Wildfire smoke is a mixture of small particles, gases and water vapor. The primary health concern is the small particles. These small particles can cause burning eyes, runny nose, scratchy throat, headaches and illness (i.e., bronchitis). They can also worsen chronic heart and lung disease (i.e., asthma, emphysema and COPD).

Many factors play into a person’s susceptibility to smoke. These factors include the level, extent, and duration of exposure, age, and individual susceptibility. Anyone who can see, taste or smell smoke should curtail outdoor activity. But people with heart disease, lung disease or asthma should avoid the outdoors entirely, as should children and the elderly.

When smoke levels are dangerously high, the appropriate protective measures should be followed...1 [more]


The Arizona Department of Environmental Quality (ADEQ) operates particulate monitors in several cities in northern Arizona within or near the Coconino National Forest. You can access the Air Quality Index (AQI) and related information at ADEQ's Portable Particulate Monitors.

For additional information, tips to protect yourself and your loved ones, and additional resources, read Health Effects of Smoke from Wildfire and Prescribed Burns from the Coconino County Public Health Services District.


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1Health Effects of Smoke from Wildfire and Prescribed Burns accessed July 25, 2018: