AREAS AFFECTED : SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE; SANTA ANA MOUNTAINS AND FOOTHILLS; SAN GORGONIO PASS NEAR BANNING; ORANGE COUNTY COASTAL; ORANGE COUNTY INLAND
* WHAT...The South Coast AQMD has issued an air quality alert due to
harmful levels of fine particle pollution.
* WHERE...Orange County and the Inland Empire. Levels of particle
pollution can vary by time and location depending on emissions and
local weather conditions.
* WHEN...5 PM July 4th through 11:59 PM July 5th.
* IMPACTS...Particle pollution can get deep into the lungs and cause
serious health problems such as heart attacks, bronchitis, asthma
attacks, and difficulty breathing. Everyone can be affected, but
sensitive groups such as people with lung or heart disease, older
adults, people who are pregnant, children, and those who spend a lot
of time outdoors are at greater risk.