Stay updated with real-time air quality in Norton, 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)
31
Good
Norton, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.20 μg/m³
0
55
155
255
425
605+
32.46 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
16.52 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Norton, Massachusetts
Norton, Massachusetts
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AQI 33
Good
6.23μg/m³
PM2.5
27.12μg/m³
PM10
32.41ppb
O3
0.39ppb
SO2
16.35ppb
NO2
0.43ppm
CO
AQI 30
Good
5.43μg/m³
PM2.5
23.68μg/m³
PM10
32.31ppb
O3
0.38ppb
SO2
16.57ppb
NO2
0.42ppm
CO
AQI 33
Good
6.33μg/m³
PM2.5
28.11μg/m³
PM10
32.72ppb
O3
0.28ppb
SO2
15.71ppb
NO2
0.41ppm
CO
AQI 33
Good
6.33μg/m³
PM2.5
26.76μg/m³
PM10
35.78ppb
O3
0.40ppb
SO2
14.33ppb
NO2
0.43ppm
CO
AQI 33
Good
5.71μg/m³
PM2.5
20.45μg/m³
PM10
35.62ppb
O3
0.39ppb
SO2
15.76ppb
NO2
0.43ppm
CO
AQI 31
Good
5.37μg/m³
PM2.5
23.58μg/m³
PM10
32.82ppb
O3
0.39ppb
SO2
14.59ppb
NO2
0.43ppm
CO
Air quality and pollutant data for Massachusetts, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Norton, Massachusetts is updated every hour for accuracy.
In the past 24 hours, the air quality in Norton, Massachusetts was at its worst at 03:00:00 on 2025-12-28.
In the last 24 hours, the best air quality in Norton, Massachusetts was observed at 05:00:00 on 2025-12-28.
As of now, the AQI in Norton, Massachusetts is 31, indicating Good conditions.
Norton, Massachusetts air has the highest levels of PM10.
Poor air quality in Norton, Massachusetts means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Norton, Massachusetts are currently 5.497 μg/m3.
The PM10 concentration in Norton, Massachusetts is 34.201 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Norton, Massachusetts is 0.423 ppm.
Currently, Norton, Massachusetts has a sulfur dioxide (SO2) concentration of 0.38 ppb.
The current ozone (O3) level in Norton, Massachusetts at the moment is 32.464 ppm.
Nitrogen dioxide (NO2) level in Norton, Massachusetts at the moment is 16.52 ppb.
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