Stay updated with real-time air quality in Hillsborough, 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)
75
Moderate
Hillsborough, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
21.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
103.08 μg/m³
0
55
155
255
425
605+
9.21 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
15.67 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Hillsborough, New Jersey
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AQI 67
Moderate
18.22μg/m³
PM2.5
57.28μg/m³
PM10
8.03ppb
O3
0.44ppb
SO2
15.72ppb
NO2
0.37ppm
CO
AQI 73
Moderate
20.66μg/m³
PM2.5
67.29μg/m³
PM10
6.97ppb
O3
0.44ppb
SO2
14.96ppb
NO2
0.37ppm
CO
AQI 52
Moderate
9.73μg/m³
PM2.5
43.35μg/m³
PM10
11.53ppb
O3
0.45ppb
SO2
12.47ppb
NO2
0.40ppm
CO
AQI 73
Moderate
20.66μg/m³
PM2.5
67.29μg/m³
PM10
6.97ppb
O3
0.44ppb
SO2
14.96ppb
NO2
0.37ppm
CO
AQI 58
Moderate
13.35μg/m³
PM2.5
34.08μg/m³
PM10
10.48ppb
O3
0.44ppb
SO2
15.19ppb
NO2
0.36ppm
CO
AQI 62
Moderate
14.56μg/m³
PM2.5
53.26μg/m³
PM10
7.58ppb
O3
0.45ppb
SO2
15.42ppb
NO2
0.37ppm
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 Hillsborough, New Jersey is updated every hour.
The worst air quality in Hillsborough, New Jersey in the last 24 hours was observed at 12:00:00 on 2026-03-08.
In the last 24 hrs, the best air quality in Hillsborough, New Jersey was observed at 04:00:00 on 2026-03-07.
The current air quality in Hillsborough, New Jersey is 75, categorized as Moderate based on real-time data.
The most common pollutant in Hillsborough, New Jersey is PM10.
If the air quality in Hillsborough, New Jersey is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hillsborough, New Jersey is 21.275 μg/m3.
The current PM10 concentration at Hillsborough, New Jersey is 103.083 μg/m3.
The current carbon monoxide (CO) concentration at Hillsborough, New Jersey is 0.375 ppm.
The current sulfur dioxide (SO2) concentration at Hillsborough, New Jersey is 0.442 ppb.
The current ozone (O3) concentration at Hillsborough, New Jersey is 9.211 ppm.
The current nitrogen dioxide (NO2) concentration at Hillsborough, New Jersey is 15.67 ppb.
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