Stay updated with real-time air quality in Attleboro, 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)
44
Good
Attleboro, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.73 μg/m³
0
55
155
255
425
605+
42.80 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
4.82 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Attleboro, Massachusetts
Attleboro, Massachusetts
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AQI 54
Moderate
10.86μg/m³
PM2.5
31.41μg/m³
PM10
40.37ppb
O3
0.42ppb
SO2
3.12ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.91μg/m³
PM2.5
37.98μg/m³
PM10
34.42ppb
O3
0.46ppb
SO2
3.06ppb
NO2
0.14ppm
CO
AQI 44
Good
8.26μg/m³
PM2.5
35.36μg/m³
PM10
39.27ppb
O3
0.23ppb
SO2
3.67ppb
NO2
0.14ppm
CO
AQI 38
Good
7.40μg/m³
PM2.5
33.26μg/m³
PM10
39.77ppb
O3
0.25ppb
SO2
3.65ppb
NO2
0.14ppm
CO
AQI 54
Moderate
10.80μg/m³
PM2.5
24.04μg/m³
PM10
38.22ppb
O3
0.48ppb
SO2
3.08ppb
NO2
0.14ppm
CO
AQI 49
Good
8.56μg/m³
PM2.5
26.58μg/m³
PM10
35.26ppb
O3
0.34ppb
SO2
3.04ppb
NO2
0.14ppm
CO
Air quality data and pollutant measurements for Massachusetts, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Attleboro, Massachusetts is updated every hour.
The worst air quality in Attleboro, Massachusetts in the last 24 hours was observed at 03:00:00 on 2026-06-29.
In the last 24 hrs, the best air quality in Attleboro, Massachusetts was observed at 12:00:00 on 2026-06-29.
The current air quality in Attleboro, Massachusetts is 44, categorized as Good based on real-time data.
The most common pollutant in Attleboro, Massachusetts is PM2.5.
If the air quality in Attleboro, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Attleboro, Massachusetts is 8.245 μg/m3.
The current PM10 concentration at Attleboro, Massachusetts is 36.732 μg/m3.
The current carbon monoxide (CO) concentration at Attleboro, Massachusetts is 0.169 ppm.
The current sulfur dioxide (SO2) concentration at Attleboro, Massachusetts is 0.226 ppb.
The current ozone (O3) concentration at Attleboro, Massachusetts is 42.796 ppm.
The current nitrogen dioxide (NO2) concentration at Attleboro, Massachusetts is 4.816 ppb.
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