Stay updated with real-time air quality in Valley Center, 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)
22
Good
Valley Center, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.04 μg/m³
0
55
155
255
425
605+
17.29 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
9.25 ppb
0
54
101
361
1250
2050+
0.58 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Valley Center, California
Valley Center, California
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AQI 33
Good
5.65μg/m³
PM2.5
19.14μg/m³
PM10
19.76ppb
O3
0.71ppb
SO2
20.80ppb
NO2
0.58ppm
CO
AQI 60
Moderate
13.84μg/m³
PM2.5
29.55μg/m³
PM10
17.72ppb
O3
0.71ppb
SO2
20.19ppb
NO2
0.59ppm
CO
AQI 67
Moderate
17.67μg/m³
PM2.5
42.74μg/m³
PM10
23.04ppb
O3
0.72ppb
SO2
20.45ppb
NO2
0.69ppm
CO
AQI 22
Good
3.70μg/m³
PM2.5
19.24μg/m³
PM10
20.83ppb
O3
0.70ppb
SO2
8.91ppb
NO2
0.57ppm
CO
AQI 64
Moderate
15.56μg/m³
PM2.5
47.20μg/m³
PM10
15.69ppb
O3
0.70ppb
SO2
20.31ppb
NO2
0.63ppm
CO
AQI 44
Good
7.61μg/m³
PM2.5
13.04μg/m³
PM10
16.56ppb
O3
0.73ppb
SO2
27.89ppb
NO2
0.60ppm
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 Valley Center, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Valley Center, California was at its worst at 12:00:00 on 2025-12-15.
In the last 24 hours, the best air quality in Valley Center, California was observed at 04:00:00 on 2025-12-15.
As of now, the AQI in Valley Center, California is 22, indicating Good conditions.
Valley Center, California air has the highest levels of PM10.
Poor air quality in Valley Center, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Valley Center, California are currently 4.432 μg/m3.
The PM10 concentration in Valley Center, California is 24.039 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Valley Center, California is 0.578 ppm.
Currently, Valley Center, California has a sulfur dioxide (SO2) concentration of 0.711 ppb.
The current ozone (O3) level in Valley Center, California at the moment is 17.293 ppm.
Nitrogen dioxide (NO2) level in Valley Center, California at the moment is 9.252 ppb.
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