San Jose has a air quality pm2.5 value of 17.1 ug/m3. Fine particulate pollution; lower is generally better.
What this means
Lower values are generally better for this metric. STATLAS shows source, year, last refreshed date, confidence, and related places so the number is easy to verify and compare.
FAQs
What is San Jose's air quality pm2.5?
San Jose, United States has a air quality pm2.5 value of 17.1 ug/m3 in 2026. STATLAS shows this value with source attribution and update history so it can be compared against related places.
Is San Jose strong for air quality pm2.5?
San Jose's air quality pm2.5 value is 17.1 ug/m3, which reads as moderate air quality. For Air Quality PM2.5, lower values are generally stronger, so the direction of the number matters as much as the value itself.
How does San Jose compare to other cities in United States?
San Jose's air quality pm2.5 value is 17.1 ug/m3 for 2026. Compare that value with other cities in United States and with global city profiles because lower values are generally stronger for this metric.
When was San Jose air quality pm2.5 data last refreshed?
San Jose's air quality pm2.5 value of 17.1 ug/m3 is marked for 2026 and was last refreshed on 2026-05-28. STATLAS keeps this date visible next to the source record.
What source is used for San Jose air quality pm2.5?
San Jose's air quality pm2.5 value of 17.1 ug/m3 uses OpenAQ as the displayed source family. The metric description is: Fine particulate pollution; lower is generally better.