Stay updated with real-time air quality in Mahwah, 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)
20
Good
Mahwah, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.38 μg/m³
0
55
155
255
425
605+
22.32 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
3.91 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mahwah, New Jersey
Mahwah, New Jersey
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AQI 22
Good
2.95μg/m³
PM2.5
12.29μg/m³
PM10
24.48ppb
O3
0.69ppb
SO2
2.74ppb
NO2
0.33ppm
CO
AQI 21
Good
3.04μg/m³
PM2.5
13.46μg/m³
PM10
23.02ppb
O3
0.70ppb
SO2
3.95ppb
NO2
0.34ppm
CO
AQI 19
Good
3.11μg/m³
PM2.5
15.44μg/m³
PM10
21.00ppb
O3
0.72ppb
SO2
3.84ppb
NO2
0.36ppm
CO
AQI 22
Good
2.83μg/m³
PM2.5
11.55μg/m³
PM10
24.40ppb
O3
0.68ppb
SO2
3.96ppb
NO2
0.32ppm
CO
AQI 21
Good
3.23μg/m³
PM2.5
15.13μg/m³
PM10
23.04ppb
O3
0.71ppb
SO2
3.65ppb
NO2
0.35ppm
CO
AQI 20
Good
3.14μg/m³
PM2.5
15.30μg/m³
PM10
21.55ppb
O3
0.72ppb
SO2
3.80ppb
NO2
0.36ppm
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 Mahwah, New Jersey is updated on an hourly basis.
The worst air quality in Mahwah, New Jersey was recorded at 10:00:00 on 2026-09-12.
The best air quality in Mahwah, New Jersey was recorded at 07:00:00 on 2026-09-13.
The real-time air quality index in Mahwah, New Jersey is 20, currently categorized as Good.
The most common pollutant in Mahwah, New Jersey is O3.
If the air quality in Mahwah, New Jersey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mahwah, New Jersey at present are 3.115 μg/m3.
The current PM10 levels in Mahwah, New Jersey are 14.377 μg/m3.
The current carbon monoxide (CO) level in Mahwah, New Jersey is 0.346 ppm.
The current sulfur dioxide (SO2) levels in Mahwah, New Jersey are 0.708 ppb.
The current ozone (O3) levels at Mahwah, New Jersey is 22.315 ppm.
The current nitrogen dioxide (NO2) levels at Mahwah, New Jersey is 3.914 ppb.
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