Stay updated with real-time air quality in Walnut Park, 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
Walnut Park, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.60 μg/m³
0
55
155
255
425
605+
29.00 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
8.73 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Walnut Park, California
Walnut Park, California
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AQI 54
Moderate
10.53μg/m³
PM2.5
35.60μg/m³
PM10
29.00ppb
O3
0.45ppb
SO2
8.73ppb
NO2
0.15ppm
CO
AQI 49
Good
9.40μg/m³
PM2.5
37.43μg/m³
PM10
30.17ppb
O3
0.42ppb
SO2
8.21ppb
NO2
0.13ppm
CO
AQI 52
Moderate
9.77μg/m³
PM2.5
32.39μg/m³
PM10
29.39ppb
O3
0.42ppb
SO2
8.69ppb
NO2
0.15ppm
CO
AQI 54
Moderate
10.69μg/m³
PM2.5
37.17μg/m³
PM10
28.99ppb
O3
0.46ppb
SO2
8.67ppb
NO2
0.15ppm
CO
AQI 49
Good
9.40μg/m³
PM2.5
37.43μg/m³
PM10
30.17ppb
O3
0.42ppb
SO2
8.21ppb
NO2
0.13ppm
CO
AQI 54
Moderate
11.02μg/m³
PM2.5
35.99μg/m³
PM10
28.63ppb
O3
0.47ppb
SO2
8.70ppb
NO2
0.16ppm
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 Walnut Park, California is updated every hour.
The worst air quality in Walnut Park, California in the last 24 hours was observed at 09:00:00 on 2025-06-06.
In the last 24 hrs, the best air quality in Walnut Park, California was observed at 06:00:00 on 2025-06-07.
The current air quality in Walnut Park, California is 54, categorized as Moderate based on real-time data.
The most common pollutant in Walnut Park, California is PM2.5.
If the air quality in Walnut Park, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Walnut Park, California is 10.526 μg/m3.
The current PM10 concentration at Walnut Park, California is 35.604 μg/m3.
The current carbon monoxide (CO) concentration at Walnut Park, California is 0.149 ppm.
The current sulfur dioxide (SO2) concentration at Walnut Park, California is 0.452 ppb.
The current ozone (O3) concentration at Walnut Park, California is 28.996 ppm.
The current nitrogen dioxide (NO2) concentration at Walnut Park, California is 8.73 ppb.
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