Stay updated with real-time air quality in Nogales, 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)
30
Good
Nogales, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.74 μg/m³
0
55
155
255
425
605+
32.12 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
12.89 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Nogales, Arizona
Nogales, Arizona
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AQI 32
Good
4.10μg/m³
PM2.5
22.45μg/m³
PM10
35.06ppb
O3
0.85ppb
SO2
6.99ppb
NO2
0.16ppm
CO
AQI 36
Good
3.18μg/m³
PM2.5
12.48μg/m³
PM10
38.97ppb
O3
0.84ppb
SO2
5.07ppb
NO2
0.14ppm
CO
AQI 38
Good
6.12μg/m³
PM2.5
28.07μg/m³
PM10
40.76ppb
O3
0.26ppb
SO2
3.51ppb
NO2
0.13ppm
CO
AQI 36
Good
4.37μg/m³
PM2.5
19.27μg/m³
PM10
38.56ppb
O3
0.84ppb
SO2
4.78ppb
NO2
0.13ppm
CO
AQI 41
Good
5.08μg/m³
PM2.5
25.46μg/m³
PM10
43.84ppb
O3
0.65ppb
SO2
6.28ppb
NO2
0.15ppm
CO
AQI 36
Good
6.20μg/m³
PM2.5
30.62μg/m³
PM10
39.49ppb
O3
0.83ppb
SO2
4.72ppb
NO2
0.13ppm
CO
The air quality data for Arizona, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Nogales, Arizona are available every hour.
Nogales, Arizona experienced its worst air quality at 12:00:00, 2026-09-10.
The best air quality in Nogales, Arizona was observed at 12:00:00 on 2026-09-09.
The air quality in Nogales, Arizona right now is Good, with an AQI of 29.
In Nogales, Arizona, O3 is the most frequently found pollutant.
When air quality in Nogales, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
Nogales, Arizona currently has a PM2.5 concentration of 4.068 μg/m3.
Nogales, Arizona currently has a PM10 concentration of 12.591 μg/m3.
The current carbon monoxide (CO) level in Nogales, Arizona is 0.163 ppm.
The current sulfur dioxide (SO2) concentration in Nogales, Arizona is 0.849 ppb.
Nogales, Arizona currently has an ozone (O3) concentration of 31.39 ppm.
The current level of nitrogen dioxide (NO2) in Nogales, Arizona is 7.245 ppb.
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