Stay updated with real-time air quality in North Tustin, California 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)
38
Good
North Tustin, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.62 μg/m³
0
55
155
255
425
605+
2.32 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
11.86 ppb
0
54
101
361
1250
2050+
0.56 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Tustin, California
North Tustin, California
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AQI 54
Moderate
10.64μg/m³
PM2.5
33.80μg/m³
PM10
2.47ppb
O3
0.63ppb
SO2
12.38ppb
NO2
0.61ppm
CO
AQI 56
Moderate
11.84μg/m³
PM2.5
38.82μg/m³
PM10
2.57ppb
O3
0.63ppb
SO2
12.65ppb
NO2
0.64ppm
CO
AQI 56
Moderate
11.92μg/m³
PM2.5
38.45μg/m³
PM10
2.67ppb
O3
0.62ppb
SO2
12.88ppb
NO2
0.64ppm
CO
AQI 27
Good
5.49μg/m³
PM2.5
23.33μg/m³
PM10
5.98ppb
O3
0.65ppb
SO2
11.81ppb
NO2
0.55ppm
CO
AQI 52
Moderate
10.42μg/m³
PM2.5
35.26μg/m³
PM10
2.63ppb
O3
0.62ppb
SO2
11.84ppb
NO2
0.62ppm
CO
AQI 54
Moderate
11.49μg/m³
PM2.5
37.62μg/m³
PM10
2.54ppb
O3
0.61ppb
SO2
13.01ppb
NO2
0.65ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for North Tustin, California is updated on an hourly basis.
The worst air quality in North Tustin, California was recorded at 12:00:00 on 2026-09-07.
The best air quality in North Tustin, California was recorded at 11:00:00 on 2026-09-06.
The real-time air quality index in North Tustin, California is 38, currently categorized as Good.
The most common pollutant in North Tustin, California is PM2.5.
If the air quality in North Tustin, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in North Tustin, California at present are 7.151 μg/m3.
The current PM10 levels in North Tustin, California are 34.623 μg/m3.
The current carbon monoxide (CO) level in North Tustin, California is 0.561 ppm.
The current sulfur dioxide (SO2) levels in North Tustin, California are 0.68 ppb.
The current ozone (O3) levels at North Tustin, California is 2.317 ppm.
The current nitrogen dioxide (NO2) levels at North Tustin, California is 11.86 ppb.
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