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)
66
Moderate
Greenfield City, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
17.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
60.82 μg/m³
0
55
155
255
425
605+
23.23 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
14.55 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 66
Moderate
17.29μg/m³
PM2.5
60.82μg/m³
PM10
23.23ppb
O3
0.56ppb
SO2
14.55ppb
NO2
0.19ppm
CO
AQI 62
Moderate
15.32μg/m³
PM2.5
51.71μg/m³
PM10
28.72ppb
O3
0.54ppb
SO2
11.12ppb
NO2
0.19ppm
CO
AQI 66
Moderate
17.03μg/m³
PM2.5
58.54μg/m³
PM10
25.64ppb
O3
0.56ppb
SO2
13.91ppb
NO2
0.19ppm
CO
AQI 67
Moderate
17.73μg/m³
PM2.5
58.97μg/m³
PM10
18.37ppb
O3
0.56ppb
SO2
18.77ppb
NO2
0.19ppm
CO
AQI 66
Moderate
16.77μg/m³
PM2.5
59.55μg/m³
PM10
27.14ppb
O3
0.56ppb
SO2
14.04ppb
NO2
0.19ppm
CO
AQI 66
Moderate
17.33μg/m³
PM2.5
59.77μg/m³
PM10
20.74ppb
O3
0.56ppb
SO2
17.65ppb
NO2
0.19ppm
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 2025-06-04.
In the last 24 hours, the best air quality in Greenfield City, California was observed at 07:00:00 on 2025-06-03.
As of now, the AQI in Greenfield City, California is 66, 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 17.285 μg/m3.
The PM10 concentration in Greenfield City, California is 60.821 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Greenfield City, California is 0.194 ppm.
Currently, Greenfield City, California has a sulfur dioxide (SO2) concentration of 0.556 ppb.
The current ozone (O3) level in Greenfield City, California at the moment is 23.227 ppm.
Nitrogen dioxide (NO2) level in Greenfield City, California at the moment is 14.551 ppb.
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