HEALTHPASADENA NOW
Area Under Air Quality Alert Sunday as Fireworks Smoke Raises Health Risk
The National Weather Service issued an air quality alert for Pasadena and the San Gabriel Valley until 3 p.m. Sunday, July 5, due to harmful fine particle pollution from fireworks. The alert, based on a South Coast Air Quality Management District advisory, covers most of Los Angeles County, with pollution levels varying by time and location.
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