(Posted May 24, 2012, at 12:55 p.m.) The Arizona Department of Environmental Quality (ADEQ) has issued a PM-10 High Pollution Advisory for Friday, May 25 for areas within and bordering Maricopa County.
ADEQ issues a High Pollution Advisory when the highest concentration of ozone or particulate matter levels may exceed the federal health standard.
People with respiratory or other health problems that make them more sensitive to air pollution are advised to limit their outdoor activity.
Also, Maricopa County Air Quality Department has several restrictions for the metro Phoenix area during PM-10 High Pollution Advisories. See them here.
· Effects of Common Air Pollutants
· Ozone Fact Sheet
· Good and Bad Ozone
· Particulate Matter Fact Sheet
· Environmental Protection Agency (EPA) Ozone brochure
(Source: Arizona Department of Environmental Quality)