South Tucson, Pima County, USA Air Quality

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
15 4pm
14
15
15 7pm
15
15
15 10pm
15
13
13 1am
13
15
15 4am
15
15
— 7am
—
—
— 10am
—
—
— 1pm
—
—
Station readings
14
CAMS model adj -12
27
27
27
27
27
27
27
27
25
25
25
27
27
27
27

Air Quality Forecast (24h)

PM2.53.4 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

12
South Tucson, Pima County, USA
0.0 km PM2.5: 2.9 µg/m³
16
Geronimo, Pima County, USA
5.5 km PM2.5: 3.8 µg/m³
17
Geronimo, Pima County, USA
5.5 km PM2.5: 4.1 µg/m³
25
Orange Grove, Pima County, USA
14.9 km PM2.5: 6.0 µg/m³
14
Orange Grove, Pima County, USA
14.9 km PM2.5: 3.4 µg/m³
24
Coachline, Pima County, USA
24.9 km PM2.5: 5.8 µg/m³

Nearby Cities

15 Tucson 15 Drexel Heights 18 Flowing Wells 17 Catalina Foothills 19 Casas Adobes 20 Oro Valley 15 Tanque Verde 25 Sahuarita 31 Marana

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T19:31 UTC.