Stay updated with real-time air quality in Yorba Linda, 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)
54
Moderate
Yorba Linda, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.78 μg/m³
0
55
155
255
425
605+
41.89 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
8.67 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Yorba Linda, California
Yorba Linda, California
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AQI 56
Moderate
11.89μg/m³
PM2.5
34.34μg/m³
PM10
41.44ppb
O3
0.45ppb
SO2
7.56ppb
NO2
0.23ppm
CO
AQI 56
Moderate
11.70μg/m³
PM2.5
33.92μg/m³
PM10
43.81ppb
O3
0.46ppb
SO2
6.40ppb
NO2
0.17ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
29.69μg/m³
PM10
39.79ppb
O3
0.45ppb
SO2
6.31ppb
NO2
0.19ppm
CO
AQI 56
Moderate
12.20μg/m³
PM2.5
36.47μg/m³
PM10
38.82ppb
O3
0.45ppb
SO2
9.42ppb
NO2
0.30ppm
CO
AQI 56
Moderate
12.04μg/m³
PM2.5
35.27μg/m³
PM10
40.25ppb
O3
0.45ppb
SO2
8.38ppb
NO2
0.26ppm
CO
AQI 62
Moderate
15.13μg/m³
PM2.5
45.84μg/m³
PM10
52.96ppb
O3
0.45ppb
SO2
10.15ppb
NO2
0.28ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Yorba Linda, California is updated every hour.
The worst air quality in Yorba Linda, California in the last 24 hours was observed at 10:00:00 on 2025-06-06.
In the last 24 hrs, the best air quality in Yorba Linda, California was observed at 09:00:00 on 2025-06-06.
The current air quality in Yorba Linda, California is 54, categorized as Moderate based on real-time data.
The most common pollutant in Yorba Linda, California is PM2.5.
If the air quality in Yorba Linda, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Yorba Linda, California is 10.519 μg/m3.
The current PM10 concentration at Yorba Linda, California is 28.78 μg/m3.
The current carbon monoxide (CO) concentration at Yorba Linda, California is 0.199 ppm.
The current sulfur dioxide (SO2) concentration at Yorba Linda, California is 0.434 ppb.
The current ozone (O3) concentration at Yorba Linda, California is 41.887 ppm.
The current nitrogen dioxide (NO2) concentration at Yorba Linda, California is 8.672 ppb.
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