Air quality

Learn about criteria air pollutants and indoor air pollution to include noise, dust and smoke.

Air pollution comes from many sources. Whether it is from business and industry or as a result of the fuels we use everyday, there are steps we can take to reduce this problem.

Air quality in Massachusetts is pretty good most of the time, and it has been getting better as industry, business, and consumers work together to reduce obvious pollution sources. But every summer, air pollution drives thousands of people, especially children and the elderly, but many healthy adults, too, indoors and into hospital emergency rooms.

Laws, regulations, standards and policies and guidance regarding clean air.