Stay updated with real-time air quality in Ewing, New Jersey 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)
34
Good
Ewing, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.66 μg/m³
0
55
155
255
425
605+
35.31 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
25.92 ppb
0
54
101
361
1250
2050+
0.41 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ewing, New Jersey
Ewing, New Jersey
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AQI 30
Good
2.54μg/m³
PM2.5
15.40μg/m³
PM10
32.06ppb
O3
0.91ppb
SO2
28.84ppb
NO2
0.48ppm
CO
AQI 31
Good
4.20μg/m³
PM2.5
24.59μg/m³
PM10
33.12ppb
O3
0.90ppb
SO2
27.47ppb
NO2
0.49ppm
CO
AQI 31
Good
3.76μg/m³
PM2.5
22.19μg/m³
PM10
32.57ppb
O3
0.91ppb
SO2
28.08ppb
NO2
0.49ppm
CO
AQI 33
Good
5.55μg/m³
PM2.5
33.56μg/m³
PM10
35.80ppb
O3
0.90ppb
SO2
26.91ppb
NO2
0.50ppm
CO
AQI 31
Good
4.33μg/m³
PM2.5
26.68μg/m³
PM10
34.07ppb
O3
0.91ppb
SO2
28.29ppb
NO2
0.49ppm
CO
AQI 49
Good
8.82μg/m³
PM2.5
48.72μg/m³
PM10
34.11ppb
O3
0.89ppb
SO2
23.93ppb
NO2
0.52ppm
CO
Air quality data and pollutant measurements for New Jersey, 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 Ewing, New Jersey is updated every hour.
The worst air quality in Ewing, New Jersey in the last 24 hours was observed at 08:00:00 on 2026-11-12.
In the last 24 hrs, the best air quality in Ewing, New Jersey was observed at 02:00:00 on 2026-11-12.
The current air quality in Ewing, New Jersey is 34, categorized as Good based on real-time data.
The most common pollutant in Ewing, New Jersey is PM10.
If the air quality in Ewing, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Ewing, New Jersey is 5.263 μg/m3.
The current PM10 concentration at Ewing, New Jersey is 36.662 μg/m3.
The current carbon monoxide (CO) concentration at Ewing, New Jersey is 0.405 ppm.
The current sulfur dioxide (SO2) concentration at Ewing, New Jersey is 0.599 ppb.
The current ozone (O3) concentration at Ewing, New Jersey is 35.313 ppm.
The current nitrogen dioxide (NO2) concentration at Ewing, New Jersey is 25.924 ppb.
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