To reduce exposure to these fine particles, California's Air Resources Board advises residents to try to stay indoors and consider purchasing an air filter for your home.
"Honestly, we are recording some of the worst air quality ever recorded in any part of the Bay Area", said Tom Flannigan, spokesman for the Bay Area Air Quality Management District. In parts of the area, particularly north of San Francisco closer to the fires' epicenter, the air quality is expected to slide into the "very unhealthy" category - a level of 5 out of 6.
The Northern California region is now burning out of control with dozens of fires sweeping across Sonoma, Napa and Solano Counties, just north of where multiple professional sports teams set up shop. "It felt like we were lying to our parents", she said.
The school board acknowledged the mask issue and plans to resolve the problem, Walton said. 80 flights were cancelled as of Tuesday night, at the request of the Federal Aviation Administration, which put the airport on "a delay program, which slows the pace of arriving flights to provide greater separation between aircraft" due to visibility issues related to the smoke. At least three students had to leave in an ambulance from Richmond High School, she said. There were "one or two instances" of children being picked up from school after being exposed to smoky air on Tuesday, he added.
The sky over Santa Rosa, Calif., on Monday, Oct. 9. People with existing respiratory conditions, young children and elderly people are especially susceptible to the health effects from these pollutants. "It's not good for air quality".
"It's like smoke all over the place", said Morgan Butler, a Richmond resident.
On Tuesday, the winds died down, and an off-shore breeze increased humidity, allowing firefighters to prevent the blazes from spreading.
The favorable weather will not last long, though. "It's a lot of really hot fires burning in a fairly condensed area in the North Bay". "On Wednesday and Thursday, you're going to start seeing more smoke".