Stay updated with real-time air quality in Marana, Arizona featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Marana, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.60 μg/m³
0
55
155
255
425
605+
37.59 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
10.64 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Marana, Arizona
Marana, Arizona
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AQI 42
Good
6.53μg/m³
PM2.5
26.33μg/m³
PM10
44.65ppb
O3
0.37ppb
SO2
9.46ppb
NO2
0.24ppm
CO
AQI 40
Good
6.31μg/m³
PM2.5
25.14μg/m³
PM10
43.42ppb
O3
0.37ppb
SO2
9.54ppb
NO2
0.24ppm
CO
AQI 40
Good
6.21μg/m³
PM2.5
26.09μg/m³
PM10
42.51ppb
O3
0.37ppb
SO2
9.57ppb
NO2
0.24ppm
CO
AQI 40
Good
7.19μg/m³
PM2.5
25.55μg/m³
PM10
42.88ppb
O3
0.37ppb
SO2
9.59ppb
NO2
0.24ppm
CO
AQI 40
Good
6.74μg/m³
PM2.5
25.27μg/m³
PM10
42.96ppb
O3
0.37ppb
SO2
9.58ppb
NO2
0.24ppm
CO
AQI 42
Good
5.26μg/m³
PM2.5
20.10μg/m³
PM10
45.49ppb
O3
0.38ppb
SO2
9.64ppb
NO2
0.24ppm
CO
Air quality and pollutant data for Arizona, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Marana, Arizona is updated every hour for accuracy.
In the past 24 hours, the air quality in Marana, Arizona was at its worst at 05:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Marana, Arizona was observed at 12:00:00 on 2026-04-23.
As of now, the AQI in Marana, Arizona is 42, indicating Good conditions.
Marana, Arizona air has the highest levels of O3.
Poor air quality in Marana, Arizona means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Marana, Arizona are currently 6.56 μg/m3.
The PM10 concentration in Marana, Arizona is 29.758 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Marana, Arizona is 0.243 ppm.
Currently, Marana, Arizona has a sulfur dioxide (SO2) concentration of 0.377 ppb.
The current ozone (O3) level in Marana, Arizona at the moment is 44.507 ppm.
Nitrogen dioxide (NO2) level in Marana, Arizona at the moment is 9.345 ppb.
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