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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.65 μg/m³
0
55
155
255
425
605+
22.40 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
12.26 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Easton, Massachusetts
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AQI 56
Moderate
12.30μg/m³
PM2.5
44.07μg/m³
PM10
13.42ppb
O3
0.62ppb
SO2
16.93ppb
NO2
0.57ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
43.12μg/m³
PM10
14.98ppb
O3
0.61ppb
SO2
17.35ppb
NO2
0.58ppm
CO
AQI 49
Good
8.69μg/m³
PM2.5
27.32μg/m³
PM10
14.79ppb
O3
0.60ppb
SO2
23.73ppb
NO2
0.57ppm
CO
AQI 56
Moderate
12.44μg/m³
PM2.5
62.92μg/m³
PM10
9.86ppb
O3
0.64ppb
SO2
15.32ppb
NO2
0.56ppm
CO
AQI 38
Good
7.29μg/m³
PM2.5
27.95μg/m³
PM10
13.49ppb
O3
0.71ppb
SO2
13.35ppb
NO2
0.49ppm
CO
AQI 44
Good
7.67μg/m³
PM2.5
33.69μg/m³
PM10
6.30ppb
O3
0.68ppb
SO2
21.11ppb
NO2
0.53ppm
CO
The air quality data for Massachusetts, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Easton, Massachusetts are available every hour.
Easton, Massachusetts experienced its worst air quality at 03:00:00, 2025-11-03.
The best air quality in Easton, Massachusetts was observed at 05:00:00 on 2025-11-02.
The air quality in Easton, Massachusetts right now is Moderate, with an AQI of 52.
In Easton, Massachusetts, PM2.5 is the most frequently found pollutant.
When air quality in Easton, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Easton, Massachusetts currently has a PM2.5 concentration of 9.549 μg/m3.
Easton, Massachusetts currently has a PM10 concentration of 41.458 μg/m3.
The current carbon monoxide (CO) level in Easton, Massachusetts is 0.559 ppm.
The current sulfur dioxide (SO2) concentration in Easton, Massachusetts is 0.623 ppb.
Easton, Massachusetts currently has an ozone (O3) concentration of 9.623 ppm.
The current level of nitrogen dioxide (NO2) in Easton, Massachusetts is 17.426 ppb.
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