Stay updated with real-time air quality in Randolph, 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)
54
Moderate
Randolph, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
45.44 μg/m³
0
55
155
255
425
605+
24.20 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
15.65 ppb
0
54
101
361
1250
2050+
0.46 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Randolph, New Jersey
Randolph, New Jersey
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AQI 54
Moderate
11.11μg/m³
PM2.5
45.44μg/m³
PM10
24.20ppb
O3
0.77ppb
SO2
15.65ppb
NO2
0.46ppm
CO
AQI 54
Moderate
11.12μg/m³
PM2.5
45.47μg/m³
PM10
24.15ppb
O3
0.76ppb
SO2
12.02ppb
NO2
0.47ppm
CO
AQI 54
Moderate
11.11μg/m³
PM2.5
45.51μg/m³
PM10
25.50ppb
O3
0.79ppb
SO2
12.24ppb
NO2
0.46ppm
CO
AQI 56
Moderate
11.73μg/m³
PM2.5
54.37μg/m³
PM10
24.23ppb
O3
0.77ppb
SO2
15.41ppb
NO2
0.46ppm
CO
AQI 56
Moderate
12.26μg/m³
PM2.5
57.50μg/m³
PM10
24.50ppb
O3
0.75ppb
SO2
10.40ppb
NO2
0.47ppm
CO
AQI 54
Moderate
11.11μg/m³
PM2.5
45.51μg/m³
PM10
25.50ppb
O3
0.79ppb
SO2
12.24ppb
NO2
0.46ppm
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 Randolph, New Jersey is updated every hour.
The worst air quality in Randolph, New Jersey in the last 24 hours was observed at 01:00:00 on 2025-12-07.
In the last 24 hrs, the best air quality in Randolph, New Jersey was observed at 11:00:00 on 2025-12-07.
The current air quality in Randolph, New Jersey is 54, categorized as Moderate based on real-time data.
The most common pollutant in Randolph, New Jersey is PM2.5.
If the air quality in Randolph, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Randolph, New Jersey is 11.114 μg/m3.
The current PM10 concentration at Randolph, New Jersey is 45.437 μg/m3.
The current carbon monoxide (CO) concentration at Randolph, New Jersey is 0.46 ppm.
The current sulfur dioxide (SO2) concentration at Randolph, New Jersey is 0.765 ppb.
The current ozone (O3) concentration at Randolph, New Jersey is 24.203 ppm.
The current nitrogen dioxide (NO2) concentration at Randolph, New Jersey is 15.652 ppb.
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