Stay updated with real-time air quality in Howell, 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)
27
Good
Howell, New Jersey
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.05 μg/m³
0
55
155
255
425
605+
10.58 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
21.07 ppb
0
54
101
361
1250
2050+
0.51 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Howell, New Jersey
Howell, New Jersey
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AQI 38
Good
6.58μg/m³
PM2.5
25.90μg/m³
PM10
10.34ppb
O3
0.89ppb
SO2
23.06ppb
NO2
0.54ppm
CO
AQI 18
Good
1.42μg/m³
PM2.5
5.90μg/m³
PM10
15.30ppb
O3
0.81ppb
SO2
18.54ppb
NO2
0.52ppm
CO
AQI 27
Good
5.07μg/m³
PM2.5
22.38μg/m³
PM10
15.61ppb
O3
0.91ppb
SO2
25.73ppb
NO2
0.50ppm
CO
AQI 16
Good
1.15μg/m³
PM2.5
4.66μg/m³
PM10
15.91ppb
O3
0.80ppb
SO2
17.49ppb
NO2
0.52ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
20.83μg/m³
PM10
18.90ppb
O3
0.89ppb
SO2
21.79ppb
NO2
0.49ppm
CO
AQI 27
Good
4.79μg/m³
PM2.5
16.77μg/m³
PM10
10.83ppb
O3
0.91ppb
SO2
25.69ppb
NO2
0.51ppm
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 Howell, New Jersey is updated on an hourly basis.
The worst air quality in Howell, New Jersey was recorded at 05:00:00 on 2025-12-09.
The best air quality in Howell, New Jersey was recorded at 06:00:00 on 2025-12-09.
The real-time air quality index in Howell, New Jersey is 27, currently categorized as Good.
The most common pollutant in Howell, New Jersey is PM2.5.
If the air quality in Howell, New Jersey is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Howell, New Jersey at present are 4.859 μg/m3.
The current PM10 levels in Howell, New Jersey are 14.054 μg/m3.
The current carbon monoxide (CO) level in Howell, New Jersey is 0.513 ppm.
The current sulfur dioxide (SO2) levels in Howell, New Jersey are 0.885 ppb.
The current ozone (O3) levels at Howell, New Jersey is 10.578 ppm.
The current nitrogen dioxide (NO2) levels at Howell, New Jersey is 21.067 ppb.
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