Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Indoor Air Quality (IAQ)

Learn about Indoor Air Quality

Learn the facts about the importance of good indoor air quality and how it can impact health. The links below provide guidance on good practices to achieve and maintain healthier indoor air quality.


The Basics

  • Introduction to Indoor Air Quality
  • Improving Indoor Air Quality
  • Infographic - Improving Your Indoor Environment
  • Climate Change and Indoor Air Quality

Helpful Resources

  • Care for Your Air: A Guide to Indoor Air Quality
  • The Inside Story: A Guide to Indoor Air Quality
  • Publications about Indoor Air Quality
  • Frequently Asked Questions about Indoor Air Quality
  • EPA Regional Offices and State Indoor Air Quality Information

Join the Conversation!

  • Webinars, Meetings and Resources
  • Subscribe to Indoor Air Quality Email Updates

Related IAQ Topics

  • Asthma
  • Mold
  • Radon
  • Emergencies and IAQ
  • IAQ in Schools
  • Indoor airPLUS 
  • Indoor Air and Coronavirus (COVID-19)
  • Calidad del air interior

Tour the Interactive IAQ House

IAQ House Tour

Learn how to improve the air in your home. Room-by-room, you'll learn about the most common pollutants and how to address them.

  • Interactive Version
  • Text Version
  • en Español

Indoor Air Quality (IAQ)

  • Learn about Indoor Air Quality
    • Introduction to IAQ
    • Improving Indoor Air Quality
    • Climate Change and IAQ
  • IAQ by Building Type
    • Homes
    • Multi-Family Housing
    • Schools
    • Offices & Other Large Buildings
  • Indoor Air Pollutants and Sources
    • Carbon Monoxide
    • Indoor Particulate Matter
    • Secondhand Smoke/Aerosol
    • Volatile Organic Compounds
  • IAQ Science and Technologies
    • IAQ Science
    • IAQ Science Webinar Series
    • Air Cleaners
    • Air Sensor Technology and IAQ
  • Networking and Funding
    • CIAQ
    • Tribal Homes and IAQ
    • Cooperative Agreements
  • Webinars, Meetings and Resources
  • IAQ Trending Topics
  • IAQ Frequently Asked Questions
  • Publications about IAQ
  • Regional and State IAQ Information
Contact Us about Indoor Air Quality
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on August 20, 2024
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.