Stay updated with real-time air quality in San Luis, 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)
49
Good
San Luis, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.68 μg/m³
0
55
155
255
425
605+
46.00 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
7.04 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
San Luis, Arizona
San Luis, Arizona
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AQI 34
Good
3.16μg/m³
PM2.5
18.35μg/m³
PM10
36.60ppb
O3
0.30ppb
SO2
3.56ppb
NO2
0.19ppm
CO
AQI 31
Good
3.68μg/m³
PM2.5
22.83μg/m³
PM10
34.08ppb
O3
0.31ppb
SO2
3.70ppb
NO2
0.19ppm
CO
AQI 35
Good
2.83μg/m³
PM2.5
18.88μg/m³
PM10
38.11ppb
O3
0.33ppb
SO2
3.86ppb
NO2
0.19ppm
CO
AQI 33
Good
1.39μg/m³
PM2.5
15.85μg/m³
PM10
36.15ppb
O3
0.10ppb
SO2
2.21ppb
NO2
0.18ppm
CO
AQI 40
Good
0.30μg/m³
PM2.5
9.01μg/m³
PM10
42.99ppb
O3
0.25ppb
SO2
2.56ppb
NO2
0.18ppm
CO
AQI 40
Good
0.74μg/m³
PM2.5
9.30μg/m³
PM10
42.91ppb
O3
0.24ppb
SO2
2.54ppb
NO2
0.18ppm
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 San Luis, Arizona are available every hour.
San Luis, Arizona experienced its worst air quality at 12:00:00, 2025-10-19.
The best air quality in San Luis, Arizona was observed at 04:00:00 on 2025-10-19.
The air quality in San Luis, Arizona right now is Good, with an AQI of 37.
In San Luis, Arizona, O3 is the most frequently found pollutant.
When air quality in San Luis, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
San Luis, Arizona currently has a PM2.5 concentration of 2.546 μg/m3.
San Luis, Arizona currently has a PM10 concentration of 12.233 μg/m3.
The current carbon monoxide (CO) level in San Luis, Arizona is 0.186 ppm.
The current sulfur dioxide (SO2) concentration in San Luis, Arizona is 0.294 ppb.
San Luis, Arizona currently has an ozone (O3) concentration of 39.951 ppm.
The current level of nitrogen dioxide (NO2) in San Luis, Arizona is 3.447 ppb.
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