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)
44
Good
Randolph, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.60 μg/m³
0
55
155
255
425
605+
42.22 ppb
0
55
71
86
201
201+
1.05 ppb
0
36
76
186
605
1005+
1.72 ppb
0
54
101
361
1250
2050+
0.32 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 52
Moderate
10.15μg/m³
PM2.5
44.69μg/m³
PM10
41.73ppb
O3
1.48ppb
SO2
4.97ppb
NO2
0.33ppm
CO
AQI 54
Moderate
10.69μg/m³
PM2.5
47.15μg/m³
PM10
41.64ppb
O3
1.45ppb
SO2
4.61ppb
NO2
0.33ppm
CO
AQI 64
Moderate
8.42μg/m³
PM2.5
27.70μg/m³
PM10
58.87ppb
O3
1.57ppb
SO2
4.84ppb
NO2
0.32ppm
CO
AQI 64
Moderate
7.88μg/m³
PM2.5
27.65μg/m³
PM10
59.18ppb
O3
1.50ppb
SO2
4.59ppb
NO2
0.32ppm
CO
AQI 49
Good
9.07μg/m³
PM2.5
27.92μg/m³
PM10
45.55ppb
O3
1.40ppb
SO2
4.05ppb
NO2
0.37ppm
CO
AQI 64
Moderate
8.42μg/m³
PM2.5
27.70μg/m³
PM10
58.87ppb
O3
1.57ppb
SO2
4.84ppb
NO2
0.32ppm
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 09:00:00 on 2026-08-08.
In the last 24 hrs, the best air quality in Randolph, New Jersey was observed at 10:00:00 on 2026-08-08.
The current air quality in Randolph, New Jersey is 52, 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 10.135 μg/m3.
The current PM10 concentration at Randolph, New Jersey is 44.637 μg/m3.
The current carbon monoxide (CO) concentration at Randolph, New Jersey is 0.326 ppm.
The current sulfur dioxide (SO2) concentration at Randolph, New Jersey is 1.481 ppb.
The current ozone (O3) concentration at Randolph, New Jersey is 41.747 ppm.
The current nitrogen dioxide (NO2) concentration at Randolph, New Jersey is 4.982 ppb.
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