Stay updated with real-time air quality in Maricopa, 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)
45
Good
Maricopa, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.93 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.83 μg/m³
0
55
155
255
425
605+
48.54 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
18.57 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Maricopa, Arizona
Maricopa, Arizona
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AQI 44
Good
4.74μg/m³
PM2.5
21.17μg/m³
PM10
48.07ppb
O3
0.30ppb
SO2
19.71ppb
NO2
0.18ppm
CO
AQI 45
Good
3.66μg/m³
PM2.5
19.17μg/m³
PM10
49.09ppb
O3
0.33ppb
SO2
19.31ppb
NO2
0.22ppm
CO
AQI 44
Good
4.81μg/m³
PM2.5
21.05μg/m³
PM10
47.89ppb
O3
0.29ppb
SO2
21.37ppb
NO2
0.14ppm
CO
AQI 45
Good
4.25μg/m³
PM2.5
17.70μg/m³
PM10
49.23ppb
O3
0.29ppb
SO2
21.25ppb
NO2
0.19ppm
CO
AQI 44
Good
3.57μg/m³
PM2.5
13.44μg/m³
PM10
48.04ppb
O3
0.27ppb
SO2
26.23ppb
NO2
0.27ppm
CO
AQI 42
Good
4.70μg/m³
PM2.5
17.54μg/m³
PM10
45.21ppb
O3
0.23ppb
SO2
19.30ppb
NO2
0.15ppm
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 Maricopa, Arizona is updated every hour for accuracy.
In the past 24 hours, the air quality in Maricopa, Arizona was at its worst at 01:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in Maricopa, Arizona was observed at 11:00:00 on 2025-10-21.
As of now, the AQI in Maricopa, Arizona is 45, indicating Good conditions.
Maricopa, Arizona air has the highest levels of O3.
Poor air quality in Maricopa, Arizona means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Maricopa, Arizona are currently 7.928 μg/m3.
The PM10 concentration in Maricopa, Arizona is 30.833 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Maricopa, Arizona is 0.223 ppm.
Currently, Maricopa, Arizona has a sulfur dioxide (SO2) concentration of 0.296 ppb.
The current ozone (O3) level in Maricopa, Arizona at the moment is 48.537 ppm.
Nitrogen dioxide (NO2) level in Maricopa, Arizona at the moment is 18.572 ppb.
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