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)
43
Good
Attleboro, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.93 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.50 μg/m³
0
55
155
255
425
605+
45.88 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
2.95 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Attleboro, Massachusetts
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AQI 42
Good
4.23μg/m³
PM2.5
16.22μg/m³
PM10
45.31ppb
O3
0.31ppb
SO2
3.29ppb
NO2
0.21ppm
CO
AQI 42
Good
4.21μg/m³
PM2.5
16.04μg/m³
PM10
44.96ppb
O3
0.33ppb
SO2
3.18ppb
NO2
0.20ppm
CO
AQI 43
Good
2.00μg/m³
PM2.5
8.29μg/m³
PM10
45.91ppb
O3
0.22ppb
SO2
3.08ppb
NO2
0.23ppm
CO
AQI 43
Good
1.23μg/m³
PM2.5
5.15μg/m³
PM10
45.85ppb
O3
0.24ppb
SO2
3.23ppb
NO2
0.23ppm
CO
AQI 41
Good
4.34μg/m³
PM2.5
14.38μg/m³
PM10
44.02ppb
O3
0.34ppb
SO2
3.23ppb
NO2
0.20ppm
CO
AQI 43
Good
2.89μg/m³
PM2.5
14.01μg/m³
PM10
45.63ppb
O3
0.27ppb
SO2
3.18ppb
NO2
0.22ppm
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 09:00:00 on 2026-03-29.
In the last 24 hrs, the best air quality in Attleboro, Massachusetts was observed at 10:00:00 on 2026-03-29.
The current air quality in Attleboro, Massachusetts is 43, categorized as Good based on real-time data.
The most common pollutant in Attleboro, Massachusetts is O3.
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 1.932 μg/m3.
The current PM10 concentration at Attleboro, Massachusetts is 8.498 μg/m3.
The current carbon monoxide (CO) concentration at Attleboro, Massachusetts is 0.229 ppm.
The current sulfur dioxide (SO2) concentration at Attleboro, Massachusetts is 0.206 ppb.
The current ozone (O3) concentration at Attleboro, Massachusetts is 45.878 ppm.
The current nitrogen dioxide (NO2) concentration at Attleboro, Massachusetts is 2.95 ppb.
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