Kalidad na Dagem ed West Covina, Los Angeles, California

Say particulate matter et particulate matter ya kulang na 2.5 micrometers so diametro to ya nayarin onloob ed baga tan dala, ya pansengegan na seryoson problema ed bunigas. Say sankagrabian ya epekto et diad baga tan puso. Say pakawalaan na sakit et nayarin pansengegan na ugip odino irap ya manlinawa, onloor so asthma tan nawalaan na chronic respiratory disease.