Indoor Air Quality (IAQ)
Did You Know...
We spend about 90% of our time indoors? Indoor Air Quality impacts everyone, including those who may be more vulnerable - children, the elderly, and people with health conditions like asthma and heart disease. Learn how source control, ventilation and filtration can reduce exposure to indoor pollutants and improve indoor air quality.
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Learn About IAQ
Learn about indoor air quality and ways to improve it where we live, learn, work and play.
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IAQ by Building Type
Learn about indoor air quality in different building types.
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Indoor Pollutants and Sources
What's in your indoor air? Learn about indoor air pollutants and sources.
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IAQ Science and Technologies
Learn about indoor air science and technologies used to help improve indoor air quality.
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Networking and Funding
Discover indoor air quality networking and funding opportunities.
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Upcoming Events and Resources
Find a calendar of events, links to Indoor air-related webinars and helpful resources.
IAQ Topics in the Spotlight
See trending IAQ topics and get the information you need to improve your indoor air quality.
Publications about IAQ
Find IAQ-related publications, factsheets, and infographics.
Frequently Asked Questions
EPA Regional and State Contacts
Find contact information for EPA's 10 regional offices and state IAQ information.