Stay updated with real-time air quality in Hillsdale, 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)
23
Good
Hillsdale, New Jersey
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
6.50 μg/m³
0
55
155
255
425
605+
25.34 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
7.71 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hillsdale, New Jersey
Hillsdale, New Jersey
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AQI 56
Moderate
11.62μg/m³
PM2.5
51.18μg/m³
PM10
28.54ppb
O3
1.41ppb
SO2
12.03ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
49.38μg/m³
PM10
33.98ppb
O3
1.19ppb
SO2
13.11ppb
NO2
0.34ppm
CO
AQI 62
Moderate
15.34μg/m³
PM2.5
63.05μg/m³
PM10
27.85ppb
O3
1.62ppb
SO2
11.91ppb
NO2
0.33ppm
CO
AQI 58
Moderate
13.09μg/m³
PM2.5
52.92μg/m³
PM10
31.58ppb
O3
1.40ppb
SO2
9.82ppb
NO2
0.35ppm
CO
AQI 58
Moderate
13.00μg/m³
PM2.5
50.87μg/m³
PM10
31.99ppb
O3
1.35ppb
SO2
9.54ppb
NO2
0.35ppm
CO
AQI 64
Moderate
16.15μg/m³
PM2.5
64.78μg/m³
PM10
26.45ppb
O3
1.72ppb
SO2
13.05ppb
NO2
0.31ppm
CO
Air quality measurements for New Jersey, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Hillsdale, New Jersey is updated on an hourly basis.
The worst air quality in Hillsdale, New Jersey was recorded at 09:00:00 on 2025-07-29.
The best air quality in Hillsdale, New Jersey was recorded at 12:00:00 on 2025-07-29.
The real-time air quality index in Hillsdale, New Jersey is 55, currently categorized as Moderate.
The most common pollutant in Hillsdale, New Jersey is PM10.
If the air quality in Hillsdale, New Jersey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Hillsdale, New Jersey at present are 11.309 μg/m3.
The current PM10 levels in Hillsdale, New Jersey are 63.522 μg/m3.
The current carbon monoxide (CO) level in Hillsdale, New Jersey is 0.268 ppm.
The current sulfur dioxide (SO2) levels in Hillsdale, New Jersey are 1.118 ppb.
The current ozone (O3) levels at Hillsdale, New Jersey is 39.13 ppm.
The current nitrogen dioxide (NO2) levels at Hillsdale, New Jersey is 11.418 ppb.
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