Guidelines and Fact Sheets

This page last reviewed November 26, 2014

The Air Resources Board publishes guidelines and fact sheets on common indoor air pollutants and ways families can reduce their household exposure to indoor air pollutants. These indoor pollutants can cause a variety of health effects ranging from eye, nose and throat irritation to asthma aggravation to cancer. Levels of many pollutants can be reduced through wise and proper use of building materials, combustion sources and consumer products in the home, and through proper and regular cleaning practices.

The links below will take you to the Indoor Air Quality Guideline or Fact Sheet indicated:


Pollutants / Topics Covered

Early Childhood Facilities Study Fact Sheet (October 2012) Volatile Organic Chemicals
Flame retardants
Perfluorinated Compounds
Air Cleaner Regulation Fact Sheet (September 2009)Air Cleaner Regulation
Cleaning Products and Indoor Air Quality: Actions to Reduce Exposures (Fact Sheet) (October 2008) Cleaning Products
Reducing Indoor Air Pollution General Indoor Air - Many Pollutants

Formaldehyde in the Home - Guideline No. 1
(Updated August 2004)

Reducing Your Exposure to Formaldehyde
(Fact Sheet)

Combustion Pollutants in the Home - Guideline No. 2

Supplement to Indoor Air Quality Guideline No. 2

Carbon Monoxide
Nitrogen Dioxide
Polycyclic Aromatic Hydrocarbons (PAHs)

Chlorinated Chemicals in Your Home - Guideline No. 3

Chlorinated Hydrocarbons
Methylene Chloride
Methyl Chloroform (1,1,1-Trichloroethane)

Air Cleaning Devices for the Home Frequently Asked Questions
(Fact Sheet) (Updated July 2014)

Residential Air Cleaners
Filters, HEPA, Ozone Generators

Beware of Ozone-Generating Indoor "Air Purifiers"
(Fact Sheet)
Ozone Generators

Reducing Your Exposure to Particle Pollution
(Fact Sheet) (Updated November 2014)

Particulate Matter
Particles, Dust, Asthma, Allergies

School Advisory from California Classrooms Study
(Fact Sheet)

Suggestions to help schools and school districts assure a healthful learning environment.