Stay updated with real-time air quality in Mesa, 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)
12
Good
Mesa, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.61 μg/m³
0
55
155
255
425
605+
13.22 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
6.85 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mesa, Arizona
Mesa, Arizona
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AQI 13
Good
2.04μg/m³
PM2.5
8.42μg/m³
PM10
14.10ppb
O3
0.75ppb
SO2
7.17ppb
NO2
0.13ppm
CO
AQI 11
Good
1.02μg/m³
PM2.5
5.23μg/m³
PM10
12.49ppb
O3
0.76ppb
SO2
5.99ppb
NO2
0.18ppm
CO
AQI 14
Good
1.55μg/m³
PM2.5
7.12μg/m³
PM10
15.17ppb
O3
0.75ppb
SO2
6.93ppb
NO2
0.11ppm
CO
AQI 15
Good
1.65μg/m³
PM2.5
8.09μg/m³
PM10
15.58ppb
O3
0.77ppb
SO2
7.16ppb
NO2
0.17ppm
CO
AQI 13
Good
1.88μg/m³
PM2.5
8.53μg/m³
PM10
13.83ppb
O3
0.77ppb
SO2
7.25ppb
NO2
0.17ppm
CO
AQI 14
Good
1.71μg/m³
PM2.5
7.76μg/m³
PM10
15.11ppb
O3
0.75ppb
SO2
6.96ppb
NO2
0.12ppm
CO
Air quality data and pollutant measurements for Arizona, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Mesa, Arizona is updated every hour.
The worst air quality in Mesa, Arizona in the last 24 hours was observed at 11:00:00 on 2026-09-06.
In the last 24 hrs, the best air quality in Mesa, Arizona was observed at 11:00:00 on 2026-09-07.
The current air quality in Mesa, Arizona is 12, categorized as Good based on real-time data.
The most common pollutant in Mesa, Arizona is O3.
If the air quality in Mesa, Arizona is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Mesa, Arizona is 1.718 μg/m3.
The current PM10 concentration at Mesa, Arizona is 5.611 μg/m3.
The current carbon monoxide (CO) concentration at Mesa, Arizona is 0.122 ppm.
The current sulfur dioxide (SO2) concentration at Mesa, Arizona is 0.758 ppb.
The current ozone (O3) concentration at Mesa, Arizona is 13.216 ppm.
The current nitrogen dioxide (NO2) concentration at Mesa, Arizona is 6.85 ppb.
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