Thornhill ES Air Quality

Monitoring Station · Orinda, United States
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
15 11am
14
10
10 2pm
8
10
10 5pm
10
10
10 8pm
17
17
17 11pm
17
10
2am
5am
8am
Station readings
15
14
CAMS model adj -17
27
27
27
27
25
27
27
27
27
27
34
34
34
34
27
PM2.53.4 µg/m³ ✓ WHO
Good
View city history →

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T14:39 UTC.