South Tucson, Pima County, USA Air Quality

Monitoring Station · Tucson, United States
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
37 11pm
23
57
37 2am
37
37
37 5am
37
37
37 8am
37
37
30 11am
30
30
— 2pm
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—
— 5pm
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— 8pm
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Station readings
23
CAMS model adj +3
34
34
54
34
34
34
34
34
34
34
34
34
27
27
27

Air Quality Forecast (24h)

PM2.55.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

26
South Tucson, Pima County, USA
0.0 km PM2.5: 6.2 µg/m³
34
Geronimo, Pima County, USA
5.5 km PM2.5: 8.2 µg/m³
42
Geronimo, Pima County, USA
5.5 km PM2.5: 10.1 µg/m³
26
Orange Grove, Pima County, USA
14.9 km PM2.5: 6.2 µg/m³
48
Coachline, Pima County, USA
24.9 km PM2.5: 11.5 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 2026-08-08T02:36 UTC.