Air Quality Report
This chart shows the ozone levels for Ventura County. Ozone is an invisible irritant that impairs breathing. When it reaches 138 on a federal index, healthy people are advised to reduce physical activity.
Pollutant Standard Index
200-299 Very unhealthful
Today’s Area Thursday forecast Coastal 58 42 Inland Coastal 54 58 Conejo Valley 70 58 Ojai Valley 74 66 Simi Valley 109 113 Fillmore/Piru 80 75 Santa Paula 66 66
Source: Ventura County Air Pollution Control District
Complete Weather on B9
The stories shaping California
Get up to speed with our Essential California newsletter, sent six days a week.
You may occasionally receive promotional content from the Los Angeles Times.