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)
22
Good
Ewing, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.10 μg/m³
0
55
155
255
425
605+
18.56 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
2.90 ppb
0
54
101
361
1250
2050+
0.32 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 15
Good
2.06μg/m³
PM2.5
8.66μg/m³
PM10
16.34ppb
O3
0.35ppb
SO2
2.86ppb
NO2
0.32ppm
CO
AQI 44
Good
7.99μg/m³
PM2.5
34.96μg/m³
PM10
23.61ppb
O3
0.35ppb
SO2
3.23ppb
NO2
0.32ppm
CO
AQI 38
Good
6.66μg/m³
PM2.5
29.08μg/m³
PM10
22.02ppb
O3
0.35ppb
SO2
3.17ppb
NO2
0.32ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
21.79μg/m³
PM10
20.34ppb
O3
0.35ppb
SO2
3.08ppb
NO2
0.33ppm
CO
AQI 22
Good
3.82μg/m³
PM2.5
16.47μg/m³
PM10
18.79ppb
O3
0.35ppb
SO2
2.88ppb
NO2
0.32ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
26.78μg/m³
PM10
21.66ppb
O3
0.35ppb
SO2
3.43ppb
NO2
0.34ppm
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 2026-09-20.
In the last 24 hrs, the best air quality in Ewing, New Jersey was observed at 07:00:00 on 2026-09-20.
The current air quality in Ewing, New Jersey is 22, categorized as Good based on real-time data.
The most common pollutant in Ewing, New Jersey is PM2.5.
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 3.735 μg/m3.
The current PM10 concentration at Ewing, New Jersey is 16.104 μg/m3.
The current carbon monoxide (CO) concentration at Ewing, New Jersey is 0.318 ppm.
The current sulfur dioxide (SO2) concentration at Ewing, New Jersey is 0.35 ppb.
The current ozone (O3) concentration at Ewing, New Jersey is 18.559 ppm.
The current nitrogen dioxide (NO2) concentration at Ewing, New Jersey is 2.9 ppb.
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