Stay updated with real-time air quality in Catalina Foothills, 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)
27
Good
Catalina Foothills, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.35 μg/m³
0
55
155
255
425
605+
26.74 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
12.90 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Catalina Foothills, Arizona
Catalina Foothills, Arizona
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AQI 46
Good
3.40μg/m³
PM2.5
12.80μg/m³
PM10
49.63ppb
O3
0.18ppb
SO2
9.58ppb
NO2
0.20ppm
CO
AQI 46
Good
3.63μg/m³
PM2.5
12.84μg/m³
PM10
49.64ppb
O3
0.18ppb
SO2
9.59ppb
NO2
0.20ppm
CO
AQI 46
Good
3.06μg/m³
PM2.5
11.75μg/m³
PM10
49.80ppb
O3
0.18ppb
SO2
9.59ppb
NO2
0.20ppm
CO
AQI 46
Good
3.80μg/m³
PM2.5
14.00μg/m³
PM10
50.34ppb
O3
0.18ppb
SO2
9.58ppb
NO2
0.20ppm
CO
AQI 45
Good
3.53μg/m³
PM2.5
22.13μg/m³
PM10
49.12ppb
O3
0.18ppb
SO2
9.53ppb
NO2
0.20ppm
CO
AQI 45
Good
3.94μg/m³
PM2.5
16.38μg/m³
PM10
48.80ppb
O3
0.19ppb
SO2
9.57ppb
NO2
0.20ppm
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 Catalina Foothills, Arizona are available every hour.
Catalina Foothills, Arizona experienced its worst air quality at 12:00:00, 2025-09-03.
The best air quality in Catalina Foothills, Arizona was observed at 02:00:00 on 2025-09-03.
The air quality in Catalina Foothills, Arizona right now is Good, with an AQI of 46.
In Catalina Foothills, Arizona, O3 is the most frequently found pollutant.
When air quality in Catalina Foothills, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
Catalina Foothills, Arizona currently has a PM2.5 concentration of 3.631 μg/m3.
Catalina Foothills, Arizona currently has a PM10 concentration of 14.168 μg/m3.
The current carbon monoxide (CO) level in Catalina Foothills, Arizona is 0.201 ppm.
The current sulfur dioxide (SO2) concentration in Catalina Foothills, Arizona is 0.185 ppb.
Catalina Foothills, Arizona currently has an ozone (O3) concentration of 49.552 ppm.
The current level of nitrogen dioxide (NO2) in Catalina Foothills, Arizona is 9.579 ppb.
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