Stay updated with real-time air quality in Exeter, 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
Exeter, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.74 μg/m³
0
55
155
255
425
605+
51.69 ppb
0
55
71
86
201
201+
1.24 ppb
0
36
76
186
605
1005+
6.92 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Exeter, California
Exeter, California
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AQI 56
Moderate
11.68μg/m³
PM2.5
43.72μg/m³
PM10
51.49ppb
O3
1.26ppb
SO2
6.77ppb
NO2
0.17ppm
CO
AQI 54
Moderate
11.49μg/m³
PM2.5
50.70μg/m³
PM10
51.80ppb
O3
1.20ppb
SO2
6.59ppb
NO2
0.17ppm
CO
AQI 56
Moderate
12.40μg/m³
PM2.5
56.52μg/m³
PM10
40.10ppb
O3
1.29ppb
SO2
6.01ppb
NO2
0.18ppm
CO
AQI 56
Moderate
11.85μg/m³
PM2.5
52.50μg/m³
PM10
51.77ppb
O3
1.27ppb
SO2
6.59ppb
NO2
0.18ppm
CO
AQI 49
Good
8.52μg/m³
PM2.5
37.17μg/m³
PM10
46.63ppb
O3
1.15ppb
SO2
5.98ppb
NO2
0.17ppm
CO
AQI 49
Good
9.35μg/m³
PM2.5
51.76μg/m³
PM10
49.49ppb
O3
1.49ppb
SO2
6.74ppb
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 Exeter, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Exeter, California was at its worst at 02:00:00 on 2025-06-06.
In the last 24 hours, the best air quality in Exeter, California was observed at 02:00:00 on 2025-06-06.
As of now, the AQI in Exeter, California is 56, indicating Moderate conditions.
Exeter, California air has the highest levels of PM2.5.
Poor air quality in Exeter, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Exeter, California are currently 11.521 μg/m3.
The PM10 concentration in Exeter, California is 43.745 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Exeter, California is 0.174 ppm.
Currently, Exeter, California has a sulfur dioxide (SO2) concentration of 1.243 ppb.
The current ozone (O3) level in Exeter, California at the moment is 51.687 ppm.
Nitrogen dioxide (NO2) level in Exeter, California at the moment is 6.924 ppb.
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