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)
31
Good
Roselle, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.53 μg/m³
0
55
155
255
425
605+
34.08 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
10.57 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Roselle, New Jersey
Roselle, New Jersey
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AQI 32
Good
2.46μg/m³
PM2.5
11.07μg/m³
PM10
35.05ppb
O3
0.44ppb
SO2
9.79ppb
NO2
0.41ppm
CO
AQI 33
Good
2.00μg/m³
PM2.5
8.97μg/m³
PM10
35.59ppb
O3
0.43ppb
SO2
9.12ppb
NO2
0.43ppm
CO
AQI 32
Good
2.19μg/m³
PM2.5
9.86μg/m³
PM10
35.46ppb
O3
0.43ppb
SO2
9.64ppb
NO2
0.41ppm
CO
AQI 32
Good
2.66μg/m³
PM2.5
11.95μg/m³
PM10
34.70ppb
O3
0.44ppb
SO2
9.73ppb
NO2
0.42ppm
CO
AQI 31
Good
3.29μg/m³
PM2.5
14.95μg/m³
PM10
33.89ppb
O3
0.44ppb
SO2
11.80ppb
NO2
0.34ppm
CO
AQI 31
Good
2.97μg/m³
PM2.5
13.36μg/m³
PM10
34.14ppb
O3
0.44ppb
SO2
10.14ppb
NO2
0.41ppm
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 01:00:00 on 2026-04-25.
In the last 24 hrs, the best air quality in Roselle, New Jersey was observed at 11:00:00 on 2026-04-25.
The current air quality in Roselle, New Jersey is 32, 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 2.408 μg/m3.
The current PM10 concentration at Roselle, New Jersey is 10.845 μg/m3.
The current carbon monoxide (CO) concentration at Roselle, New Jersey is 0.409 ppm.
The current sulfur dioxide (SO2) concentration at Roselle, New Jersey is 0.436 ppb.
The current ozone (O3) concentration at Roselle, New Jersey is 35.152 ppm.
The current nitrogen dioxide (NO2) concentration at Roselle, New Jersey is 9.851 ppb.
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