The San Diego County Air Pollution Control District's website is viewed optimally under the following conditions:
Browser: Google Chrome; Microsoft Edge; Mozilla Firefox; Safari
Screen resolution: 1024 x 768 (minimum)
Some documents require plug-ins, programs that perform a specific function. If they are not already on your computer, you will need to download them.
PDFs require the free Adobe Acrobat Reader plug-in to view the information.