Stay updated with real-time air quality in Murrieta, 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)
49
Good
Murrieta, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.19 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.63 μg/m³
0
55
155
255
425
605+
26.27 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
18.97 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Murrieta, California
Murrieta, California
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AQI 54
Moderate
10.53μg/m³
PM2.5
24.53μg/m³
PM10
35.79ppb
O3
0.41ppb
SO2
16.12ppb
NO2
0.23ppm
CO
AQI 44
Good
8.07μg/m³
PM2.5
28.03μg/m³
PM10
36.38ppb
O3
0.44ppb
SO2
28.01ppb
NO2
0.28ppm
CO
AQI 49
Good
8.50μg/m³
PM2.5
18.01μg/m³
PM10
38.87ppb
O3
0.43ppb
SO2
29.79ppb
NO2
0.28ppm
CO
AQI 56
Moderate
11.79μg/m³
PM2.5
25.08μg/m³
PM10
35.91ppb
O3
0.39ppb
SO2
9.80ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.37μg/m³
PM2.5
26.00μg/m³
PM10
35.73ppb
O3
0.40ppb
SO2
13.94ppb
NO2
0.23ppm
CO
AQI 52
Moderate
9.94μg/m³
PM2.5
28.93μg/m³
PM10
29.22ppb
O3
0.40ppb
SO2
24.79ppb
NO2
0.29ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Murrieta, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Murrieta, California was at its worst at 12:00:00 on 2025-10-22.
In the last 24 hours, the best air quality in Murrieta, California was observed at 03:00:00 on 2025-10-22.
As of now, the AQI in Murrieta, California is 49, indicating Good conditions.
Murrieta, California air has the highest levels of PM2.5.
Poor air quality in Murrieta, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Murrieta, California are currently 9.192 μg/m3.
The PM10 concentration in Murrieta, California is 30.629 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Murrieta, California is 0.284 ppm.
Currently, Murrieta, California has a sulfur dioxide (SO2) concentration of 0.406 ppb.
The current ozone (O3) level in Murrieta, California at the moment is 26.271 ppm.
Nitrogen dioxide (NO2) level in Murrieta, California at the moment is 18.974 ppb.
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