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AQS |
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? References in periodicals archive |
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Though bad air days were fewer, the valley remains in violation of
federal air quality standards, as is all of Southern California from
Kern County southward except for Santa Barbara County. More than 100 million Americans live in areas that exceed the
EPA's National Ambient Air Quality Standard (NAAQS) for ozone of 80
parts per billion (ppb) ozone averaged over a peak 8-hour time period. The agency had generally relied
on two longstanding command-and-control programs embedded in the 1970
Clean Mr Act to control air pollution, the most important of which was
the setting of national air quality standards. |
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