This interactive map gives you up-to-the-minute air quality updates and health recommendations for communities across Los Angeles, Orange, San Bernardino, and Riverside counties—including the ...

According to the ranking in IQAir's 2024 World Air Quality Report, these are the 10 U.S. cities with the worst pollution in ...

The LA and Long Beach ports are the region's biggest sources of air pollution. Groups representing 400,000 residents say new ...

A wildfire smoke advisory remains in effect this weekend for most of Southern California due to wildfires in Los Angeles County ... to the South Coast Air Quality Management District.

Residents can track localized pollution, including particles from the wildfires that tore across Los Angeles in January, ...

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Caltech is putting up 25 air monitoring sites on rooftops and poles in Altadena (some in Pasadena) to measure PM10 pollution ...

Eastern Santa Monica Mountains Recreational area, Los Angeles County Beaches, Malibu and Palos Verdes Peninsula are included ...

New proposed rules would set environmental goals for southern California ports. But stakeholders say they wouldn’t have much impact, anyway.

(This is reflected in the Air Quality Index, or AQI.) SCAQMD says much of the Los Angeles basin’s air is ... For an up-to-date map of current conditions, go here. But things aren't good.

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Los Angeles County is the focus of an air quality alert reported at 3:59 p.m. on Wednesday by the National Weather Service. The alert is in effect until Thursday at noon. The NWS Los Angeles ...