Stay updated with real-time air quality in Roselle, 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)
24
Good
Roselle, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.91 μg/m³
0
55
155
255
425
605+
25.56 ppb
0
55
71
86
201
201+
0.93 ppb
0
36
76
186
605
1005+
16.38 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Roselle, New Jersey
Roselle, New Jersey
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AQI 33
Good
5.63μg/m³
PM2.5
32.95μg/m³
PM10
24.75ppb
O3
0.54ppb
SO2
13.20ppb
NO2
0.31ppm
CO
AQI 30
Good
5.41μg/m³
PM2.5
31.59μg/m³
PM10
25.41ppb
O3
0.54ppb
SO2
12.63ppb
NO2
0.31ppm
CO
AQI 33
Good
5.51μg/m³
PM2.5
32.36μg/m³
PM10
25.19ppb
O3
0.54ppb
SO2
13.18ppb
NO2
0.31ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
33.65μg/m³
PM10
24.32ppb
O3
0.54ppb
SO2
12.97ppb
NO2
0.31ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
35.95μg/m³
PM10
23.55ppb
O3
0.54ppb
SO2
14.89ppb
NO2
0.30ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
35.28μg/m³
PM10
23.66ppb
O3
0.54ppb
SO2
12.99ppb
NO2
0.31ppm
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 Roselle, New Jersey is updated every hour.
The worst air quality in Roselle, New Jersey in the last 24 hours was observed at 11:00:00 on 2026-11-12.
In the last 24 hrs, the best air quality in Roselle, New Jersey was observed at 01:00:00 on 2026-11-12.
The current air quality in Roselle, New Jersey is 24, categorized as Good based on real-time data.
The most common pollutant in Roselle, New Jersey is O3.
If the air quality in Roselle, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Roselle, New Jersey is 3.349 μg/m3.
The current PM10 concentration at Roselle, New Jersey is 20.91 μg/m3.
The current carbon monoxide (CO) concentration at Roselle, New Jersey is 0.309 ppm.
The current sulfur dioxide (SO2) concentration at Roselle, New Jersey is 0.934 ppb.
The current ozone (O3) concentration at Roselle, New Jersey is 25.563 ppm.
The current nitrogen dioxide (NO2) concentration at Roselle, New Jersey is 16.382 ppb.
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