July 4 festivities in 2021 caused worst air since Bobcat Fire

The South Coast Air Quality Management District said that air quality after this year's Fourth of July festivities was the worst in the region since the Bobcat Fire last September, and showed the second highest pollution levels for Independence Day in the last decade.

Unhealthy air forecast in portions of Southland

Air quality will be unhealthy Thursday for everyone in the west San Gabriel Valley and the Pomona/Walnut Valley, according to the South Coast Air Quality Management District.

Unhealthy air forecast Sunday for SF, SG Valleys

Air quality will be unhealthy on Sunday for everyone in the east and west San Gabriel Valley, San Gabriel Mountains and San Fernando Valley, according to the South Coast Air Quality Management District.