Stay updated with real-time air quality in Stevenson Ranch, 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)
58
Moderate
Stevenson Ranch, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.39 μg/m³
0
55
155
255
425
605+
48.03 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
6.93 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Stevenson Ranch, California
Stevenson Ranch, California
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AQI 62
Moderate
14.88μg/m³
PM2.5
66.36μg/m³
PM10
52.71ppb
O3
0.53ppb
SO2
8.41ppb
NO2
0.10ppm
CO
AQI 54
Moderate
10.62μg/m³
PM2.5
45.87μg/m³
PM10
42.00ppb
O3
0.67ppb
SO2
4.33ppb
NO2
0.15ppm
CO
AQI 58
Moderate
12.91μg/m³
PM2.5
56.33μg/m³
PM10
45.37ppb
O3
0.47ppb
SO2
5.90ppb
NO2
0.17ppm
CO
AQI 49
Good
9.23μg/m³
PM2.5
40.88μg/m³
PM10
37.46ppb
O3
0.73ppb
SO2
4.67ppb
NO2
0.17ppm
CO
AQI 38
Good
7.14μg/m³
PM2.5
29.09μg/m³
PM10
38.35ppb
O3
0.64ppb
SO2
4.37ppb
NO2
0.18ppm
CO
AQI 49
Good
8.57μg/m³
PM2.5
36.19μg/m³
PM10
37.70ppb
O3
0.73ppb
SO2
4.44ppb
NO2
0.17ppm
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 Stevenson Ranch, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Stevenson Ranch, California was at its worst at 09:00:00 on 2025-06-06.
In the last 24 hours, the best air quality in Stevenson Ranch, California was observed at 09:00:00 on 2025-06-06.
As of now, the AQI in Stevenson Ranch, California is 58, indicating Moderate conditions.
Stevenson Ranch, California air has the highest levels of PM2.5.
Poor air quality in Stevenson Ranch, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Stevenson Ranch, California are currently 12.804 μg/m3.
The PM10 concentration in Stevenson Ranch, California is 55.393 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Stevenson Ranch, California is 0.128 ppm.
Currently, Stevenson Ranch, California has a sulfur dioxide (SO2) concentration of 0.587 ppb.
The current ozone (O3) level in Stevenson Ranch, California at the moment is 48.03 ppm.
Nitrogen dioxide (NO2) level in Stevenson Ranch, California at the moment is 6.929 ppb.
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