EPA Air Quality Search
PurpleAir Air Quality Map
Visit the PurpleAir website to learn more.
Plot daily AQI values for a specific location and time period. Each square or “tile” represents one day of the year and is color-coded based on the AQI level for that day.
Data Source: This search feature is embedded from the EPA Outdoor Air Quality webpage.
Visit the PurpleAir website to learn more.
The Institute is now providing real-time, regional data trackers and live search tools. View the Live Updates tab to access it.
In addition to this website, select data and narratives are available in Joint Venture’s annual publication, the Silicon Valley Index. You can download a PDF version or purchase a hard copy (on Amazon) of the most recent editions below.
An archive of all Indexes and other Institute reports is available on this website under the Special Reports tab.
You can also access previous Index reports as well as other Joint Venture publications on the Joint Venture website.
The Silicon Valley Indicators are presented by the Institute for Regional Studies. Housed within Joint Venture Silicon Valley, the Institute provides data and analysis on issues facing dense metropolitan regions.