Stay updated with real-time air quality in Greenfield City, 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)
56
Moderate
Greenfield City, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.64 μg/m³
0
55
155
255
425
605+
29.44 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
11.14 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greenfield City, California
Greenfield City, California
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AQI 56
Moderate
12.26μg/m³
PM2.5
47.79μg/m³
PM10
45.77ppb
O3
0.60ppb
SO2
14.46ppb
NO2
0.37ppm
CO
AQI 56
Moderate
11.75μg/m³
PM2.5
45.86μg/m³
PM10
43.50ppb
O3
0.49ppb
SO2
10.24ppb
NO2
0.34ppm
CO
AQI 56
Moderate
12.17μg/m³
PM2.5
46.68μg/m³
PM10
44.84ppb
O3
0.59ppb
SO2
15.55ppb
NO2
0.37ppm
CO
AQI 60
Moderate
13.95μg/m³
PM2.5
48.39μg/m³
PM10
41.83ppb
O3
0.62ppb
SO2
18.97ppb
NO2
0.37ppm
CO
AQI 56
Moderate
12.01μg/m³
PM2.5
45.88μg/m³
PM10
44.87ppb
O3
0.58ppb
SO2
14.96ppb
NO2
0.36ppm
CO
AQI 58
Moderate
12.96μg/m³
PM2.5
46.76μg/m³
PM10
43.24ppb
O3
0.62ppb
SO2
17.81ppb
NO2
0.37ppm
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 Greenfield City, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Greenfield City, California was at its worst at 01:00:00 on 2025-07-20.
In the last 24 hours, the best air quality in Greenfield City, California was observed at 05:00:00 on 2025-07-20.
As of now, the AQI in Greenfield City, California is 56, indicating Moderate conditions.
Greenfield City, California air has the highest levels of PM2.5.
Poor air quality in Greenfield City, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Greenfield City, California are currently 12.259 μg/m3.
The PM10 concentration in Greenfield City, California is 47.787 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Greenfield City, California is 0.374 ppm.
Currently, Greenfield City, California has a sulfur dioxide (SO2) concentration of 0.599 ppb.
The current ozone (O3) level in Greenfield City, California at the moment is 45.766 ppm.
Nitrogen dioxide (NO2) level in Greenfield City, California at the moment is 14.456 ppb.
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