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Indoor Air Quality (IAQ)

EPA Regional Office and State Indoor Air Quality Information

EPA Regional Information

Each EPA Regional Office is responsible within its states for the execution of the Agency's programs. To get regional information about your EPA Regional Office relating to indoor air quality issues (e.g., radon, indoor air quality, asthma, mold, IAQ Tools for Schools, etc.), click on your region in the map below, or choose your region in the pull-down menu below.

Map of the US, split into EPA regions Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont New Jersey, New York, Puerto Rico, US Virgin Islands Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee  Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin Arkansas, Louisiana, New Mexico, Oklahoma, Texas Iowa, Kansas, Missouri, Nebraska Colorado, Montana, North Dakota, South Dakaota, Utah, Wyoming Arizona, California, Hawaii, Nevada, Pacific Islands Alaska, Idaho, Oregon, Washington

State Information

Visit the IAQ Interactive State map to get state or territory-specific information relating to indoor air quality contacts. For Radon specific information by state or territory, visit the EPA Map of Radon Zones.