South Tucson, Pima County, USA Air Quality

Monitoring Station · Tucson, United States
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
36 1am
29
26
29 4am
29
29
29 7am
29
29
29 10am
22
22
22 1pm
22
29
— 4pm
—
—
— 7pm
—
—
— 10pm
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Station readings
36
26
CAMS model adj -5
54
34
34
34
34
34
34
34
34
34
27
27
27
27
34

Air Quality Forecast (24h)

PM2.56.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Geronimo, Pima County, USA
5.5 km PM2.5: 7.2 µg/m³
42
Geronimo, Pima County, USA
5.5 km PM2.5: 10.1 µg/m³
32
Orange Grove, Pima County, USA
14.9 km PM2.5: 7.7 µg/m³
45
Coachline, Pima County, USA
24.9 km PM2.5: 10.8 µg/m³

Nearby Cities

31 Tucson 31 Drexel Heights 51 Flowing Wells 51 Catalina Foothills 51 Casas Adobes 51 Oro Valley 31 Tanque Verde 34 Sahuarita 51 Marana

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T04:50 UTC.