and Hamilton County fared poorly on a national list of places with
polluted air that was released last week.
Cincinnati-Middletown-Wilmington metropolitan region ranked as the
eighth-worst for air particle pollution, according to the American
Hamilton County was given an “F” grade for its number of high
ozone days and a “D” grade for air particle pollution by the Lung
rankings were included in the group’s “State of the Air 2012”
The annual air quality document grades cities and counties
based, in part, on the color-coded Air Quality Index developed by the
U.S. Environmental Protection Agency (EPA).
13th annual report uses the most recent, quality-controlled EPA data
collected from 2008-10 from official monitors for ozone (smog) and
particle pollution (soot), the two most widespread types of air
than 40 percent of people in the United States live in areas where
air pollution continues to threaten their health. That means more
than 127 million people are living in counties with dangerous levels
of either ozone or particle pollution that can cause wheezing and
coughing, asthma attacks, heart attacks or premature death.
Cincinnati region ranked 21st for high ozone days out of 277
metropolitan areas. Also, it ranked 39th for air particle pollution.
the region is improving. The region has had 19.4 fewer high ozone
days annually on average since 1996 and 10 fewer high-particle
pollution days since 2000.