Stay updated with real-time air quality in Stoughton, Massachusetts 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)
54
Moderate
Stoughton, Massachusetts
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.41 μg/m³
0
55
155
255
425
605+
22.93 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
7.29 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Stoughton, Massachusetts
Stoughton, Massachusetts
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AQI 27
Good
4.77μg/m³
PM2.5
20.02μg/m³
PM10
14.42ppb
O3
0.35ppb
SO2
5.43ppb
NO2
0.36ppm
CO
AQI 27
Good
4.60μg/m³
PM2.5
20.39μg/m³
PM10
13.48ppb
O3
0.30ppb
SO2
10.99ppb
NO2
0.38ppm
CO
AQI 27
Good
4.55μg/m³
PM2.5
18.88μg/m³
PM10
13.09ppb
O3
0.35ppb
SO2
7.89ppb
NO2
0.36ppm
CO
AQI 22
Good
4.35μg/m³
PM2.5
18.44μg/m³
PM10
10.78ppb
O3
0.33ppb
SO2
9.25ppb
NO2
0.37ppm
CO
AQI 22
Good
4.21μg/m³
PM2.5
18.97μg/m³
PM10
6.30ppb
O3
0.31ppb
SO2
9.50ppb
NO2
0.38ppm
CO
AQI 27
Good
4.78μg/m³
PM2.5
19.32μg/m³
PM10
12.67ppb
O3
0.37ppb
SO2
7.78ppb
NO2
0.35ppm
CO
Air quality measurements for Massachusetts, 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 Stoughton, Massachusetts is updated on an hourly basis.
The worst air quality in Stoughton, Massachusetts was recorded at 11:00:00 on 2025-09-11.
The best air quality in Stoughton, Massachusetts was recorded at 10:00:00 on 2025-09-11.
The real-time air quality index in Stoughton, Massachusetts is 27, currently categorized as Good.
The most common pollutant in Stoughton, Massachusetts is PM2.5.
If the air quality in Stoughton, Massachusetts is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Stoughton, Massachusetts at present are 4.721 μg/m3.
The current PM10 levels in Stoughton, Massachusetts are 18.368 μg/m3.
The current carbon monoxide (CO) level in Stoughton, Massachusetts is 0.365 ppm.
The current sulfur dioxide (SO2) levels in Stoughton, Massachusetts are 0.571 ppb.
The current ozone (O3) levels at Stoughton, Massachusetts is 13.799 ppm.
The current nitrogen dioxide (NO2) levels at Stoughton, Massachusetts is 7.174 ppb.
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