Fire AQ Analyses
PurpleAir observations
Palos Fire
Active
Selected PurpleAir window
2026-09-21 00:00
to
2026-09-21 16:00
Window 2
of 2
Full available PurpleAir period:
2026-09-14 00:00
to 2026-09-21 16:00
Select a PurpleAir sensor on the map, then choose View Time Series
to see PM2.5 NowCast and AQI observations.