By Laura Perdew
Ongoing brush fires in San Diego County and flows from the south have caused smoke to move into the South Coast Air Basin this morning, especially in Orange County and into Los Angeles County. Some elevated particulate concentrations are occurring as well as smoke odors. Smoke dispersion is expected to improve as the onshore breezes return and vertical mixing increases by early afternoon. However, smoke that has accumulated offshore may also move inland with the sea breeze today.
Areas directly impacted by smoke and ash may experience air quality in the Unhealthy for Sensitive Groups range, or higher. Depending on fire and weather conditions, the portions of the South Coast Air Basin where smoke impacts and Unhealthy for Sensitive Groups air quality are most likely to occur include:
• Orange County (Forecast Areas 17, 18, 19, 20 and 21)
• the Lake Elsinore Area (Forecast Area 25)
• the Temecula Valley (Forecast Area 26)
• Portions of Los Angeles County (especially Areas 1, 2, 3 4, 5,11, 12, & 16)
Other areas of the South Coast Air Basin may experience smoke and smoke odors at times.
In any area directly impacted by smoke, everyone should avoid any vigorous outdoor or indoor exertion, and people with …read more
Source: Fullerton Chamber of Commerce
