Thornhill ES Air Quality

Monitoring Station · Orinda, United States
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
18 11pm
18
25
25 2am
25
25
18 5am
18
18
18 8am
25
25
18 11am
18
18
2pm
5pm
8pm
Station readings
18
18
CAMS model adj -9
27
27
34
34
34
34
27
27
27
27
34
34
27
27
27
PM2.54.4 µg/m³ ✓ WHO
Good
View city history →

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:42 UTC.