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)
34
Good
Randolph, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.21 μg/m³
0
55
155
255
425
605+
37.35 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
15.92 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Randolph, New Jersey
Randolph, New Jersey
Scroll To Air Quality MapLoading...
AQI 34
Good
6.46μg/m³
PM2.5
30.21μg/m³
PM10
37.35ppb
O3
0.12ppb
SO2
15.92ppb
NO2
0.33ppm
CO
AQI 36
Good
6.35μg/m³
PM2.5
29.53μg/m³
PM10
39.16ppb
O3
0.12ppb
SO2
16.00ppb
NO2
0.33ppm
CO
AQI 37
Good
6.06μg/m³
PM2.5
27.26μg/m³
PM10
40.35ppb
O3
0.12ppb
SO2
10.58ppb
NO2
0.33ppm
CO
AQI 38
Good
6.61μg/m³
PM2.5
30.99μg/m³
PM10
41.48ppb
O3
0.12ppb
SO2
15.86ppb
NO2
0.33ppm
CO
AQI 37
Good
5.56μg/m³
PM2.5
27.01μg/m³
PM10
40.18ppb
O3
0.12ppb
SO2
16.72ppb
NO2
0.33ppm
CO
AQI 37
Good
6.06μg/m³
PM2.5
27.26μg/m³
PM10
40.35ppb
O3
0.12ppb
SO2
10.58ppb
NO2
0.33ppm
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 12:00:00 on 2026-07-24.
In the last 24 hrs, the best air quality in Randolph, New Jersey was observed at 12:00:00 on 2026-07-23.
The current air quality in Randolph, New Jersey is 34, categorized as Good based on real-time data.
The most common pollutant in Randolph, New Jersey is O3.
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 6.461 μg/m3.
The current PM10 concentration at Randolph, New Jersey is 30.209 μg/m3.
The current carbon monoxide (CO) concentration at Randolph, New Jersey is 0.33 ppm.
The current sulfur dioxide (SO2) concentration at Randolph, New Jersey is 0.115 ppb.
The current ozone (O3) concentration at Randolph, New Jersey is 37.348 ppm.
The current nitrogen dioxide (NO2) concentration at Randolph, New Jersey is 15.919 ppb.
All Rights Reserved © Ambee Inc. 2025