Carbon Monoxide Data

Carbon monoxide is a gas you cannot see or smell. Breathing high levels of carbon monoxide can cause severe illness or death. Carbon monoxide can kill a person in minutes. On average, more than 20 people die each year from unintentional carbon monoxide poisoning in Washington State. Most carbon monoxide poisoning occurs in fall and winter months. You can prevent carbon monoxide poisoning.

View the Data

Carbon Monoxide Deaths

Carbon Monoxide Hospitalizations

Reduce Exposure

To learn more about carbon monoxide, your health, and reducing risk of exposure, visit our Carbon Monoxide webpage.

Additional Resources

Carbon Monoxide in the Workplace, Labor and Industries

Carbon Monoxide Poisoning Tracking, CDC

Carbon Monoxide, CDC

Introduction to Indoor Air Quality, EPA

Washington Poison Center - Carbon Monoxide

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For information or questions related to the Washington Tracking Network, email

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