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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.97 μg/m³
0
55
155
255
425
605+
16.55 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
9.06 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hillside, New Jersey
Hillside, New Jersey
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AQI 16
Good
2.54μg/m³
PM2.5
10.44μg/m³
PM10
12.94ppb
O3
0.58ppb
SO2
14.25ppb
NO2
0.16ppm
CO
AQI 15
Good
2.44μg/m³
PM2.5
10.01μg/m³
PM10
15.89ppb
O3
0.56ppb
SO2
13.69ppb
NO2
0.16ppm
CO
AQI 13
Good
2.35μg/m³
PM2.5
9.87μg/m³
PM10
12.87ppb
O3
0.57ppb
SO2
13.95ppb
NO2
0.16ppm
CO
AQI 13
Good
2.31μg/m³
PM2.5
9.88μg/m³
PM10
13.63ppb
O3
0.56ppb
SO2
13.72ppb
NO2
0.16ppm
CO
AQI 14
Good
2.26μg/m³
PM2.5
9.57μg/m³
PM10
14.71ppb
O3
0.55ppb
SO2
13.43ppb
NO2
0.16ppm
CO
AQI 16
Good
2.75μg/m³
PM2.5
11.19μg/m³
PM10
14.80ppb
O3
0.60ppb
SO2
14.53ppb
NO2
0.16ppm
CO
Air quality and pollutant data for New Jersey, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Hillside, New Jersey is updated every hour for accuracy.
In the past 24 hours, the air quality in Hillside, New Jersey was at its worst at 08:00:00 on 2026-08-05.
In the last 24 hours, the best air quality in Hillside, New Jersey was observed at 03:00:00 on 2026-08-06.
As of now, the AQI in Hillside, New Jersey is 44, indicating Good conditions.
Hillside, New Jersey air has the highest levels of PM2.5.
Poor air quality in Hillside, New Jersey means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hillside, New Jersey are currently 7.798 μg/m3.
The PM10 concentration in Hillside, New Jersey is 33.855 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hillside, New Jersey is 0.344 ppm.
Currently, Hillside, New Jersey has a sulfur dioxide (SO2) concentration of 0.781 ppb.
The current ozone (O3) level in Hillside, New Jersey at the moment is 20.192 ppm.
Nitrogen dioxide (NO2) level in Hillside, New Jersey at the moment is 12.481 ppb.
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