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)
38
Good
Easton, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.83 μg/m³
0
55
155
255
425
605+
41.13 ppb
0
55
71
86
201
201+
0.37 ppb
0
36
76
186
605
1005+
5.30 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Easton, Massachusetts
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AQI 38
Good
4.44μg/m³
PM2.5
19.96μg/m³
PM10
41.38ppb
O3
0.35ppb
SO2
9.73ppb
NO2
0.26ppm
CO
AQI 37
Good
4.46μg/m³
PM2.5
20.00μg/m³
PM10
39.83ppb
O3
0.34ppb
SO2
9.71ppb
NO2
0.26ppm
CO
AQI 38
Good
4.48μg/m³
PM2.5
20.07μg/m³
PM10
41.38ppb
O3
0.35ppb
SO2
10.26ppb
NO2
0.25ppm
CO
AQI 37
Good
4.15μg/m³
PM2.5
17.43μg/m³
PM10
40.43ppb
O3
0.38ppb
SO2
9.28ppb
NO2
0.25ppm
CO
AQI 40
Good
4.08μg/m³
PM2.5
16.29μg/m³
PM10
42.58ppb
O3
0.41ppb
SO2
6.07ppb
NO2
0.22ppm
CO
AQI 40
Good
4.48μg/m³
PM2.5
19.81μg/m³
PM10
42.96ppb
O3
0.41ppb
SO2
8.76ppb
NO2
0.24ppm
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 12:00:00, 2026-05-14.
The best air quality in Easton, Massachusetts was observed at 01:00:00 on 2026-05-13.
The air quality in Easton, Massachusetts right now is Good, with an AQI of 38.
In Easton, Massachusetts, O3 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 3.785 μg/m3.
Easton, Massachusetts currently has a PM10 concentration of 15.826 μg/m3.
The current carbon monoxide (CO) level in Easton, Massachusetts is 0.202 ppm.
The current sulfur dioxide (SO2) concentration in Easton, Massachusetts is 0.37 ppb.
Easton, Massachusetts currently has an ozone (O3) concentration of 41.127 ppm.
The current level of nitrogen dioxide (NO2) in Easton, Massachusetts is 5.299 ppb.
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