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)
33
Good
Hillsborough, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.08 μg/m³
0
55
155
255
425
605+
35.90 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
5.37 ppb
0
54
101
361
1250
2050+
0.45 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Hillsborough, New Jersey
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AQI 33
Good
3.36μg/m³
PM2.5
15.99μg/m³
PM10
35.79ppb
O3
0.48ppb
SO2
5.46ppb
NO2
0.45ppm
CO
AQI 33
Good
3.00μg/m³
PM2.5
17.70μg/m³
PM10
36.45ppb
O3
0.48ppb
SO2
5.94ppb
NO2
0.45ppm
CO
AQI 34
Good
3.34μg/m³
PM2.5
15.02μg/m³
PM10
37.42ppb
O3
0.49ppb
SO2
5.64ppb
NO2
0.26ppm
CO
AQI 33
Good
3.00μg/m³
PM2.5
17.70μg/m³
PM10
36.45ppb
O3
0.48ppb
SO2
5.94ppb
NO2
0.45ppm
CO
AQI 31
Good
3.23μg/m³
PM2.5
14.64μg/m³
PM10
34.50ppb
O3
0.48ppb
SO2
3.84ppb
NO2
0.45ppm
CO
AQI 33
Good
3.68μg/m³
PM2.5
14.04μg/m³
PM10
36.16ppb
O3
0.49ppb
SO2
5.34ppb
NO2
0.39ppm
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 01:00:00 on 2026-04-25.
In the last 24 hrs, the best air quality in Hillsborough, New Jersey was observed at 10:00:00 on 2026-04-25.
The current air quality in Hillsborough, New Jersey is 33, categorized as Good based on real-time data.
The most common pollutant in Hillsborough, New Jersey is O3.
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 3.454 μg/m3.
The current PM10 concentration at Hillsborough, New Jersey is 14.079 μg/m3.
The current carbon monoxide (CO) concentration at Hillsborough, New Jersey is 0.445 ppm.
The current sulfur dioxide (SO2) concentration at Hillsborough, New Jersey is 0.488 ppb.
The current ozone (O3) concentration at Hillsborough, New Jersey is 35.901 ppm.
The current nitrogen dioxide (NO2) concentration at Hillsborough, New Jersey is 5.365 ppb.
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