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)
24
Good
Norton, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.89 μg/m³
0
55
155
255
425
605+
25.52 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
5.65 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Norton, Massachusetts
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AQI 26
Good
1.95μg/m³
PM2.5
8.70μg/m³
PM10
27.89ppb
O3
0.31ppb
SO2
5.77ppb
NO2
0.24ppm
CO
AQI 27
Good
1.88μg/m³
PM2.5
6.13μg/m³
PM10
28.68ppb
O3
0.30ppb
SO2
5.75ppb
NO2
0.24ppm
CO
AQI 27
Good
3.20μg/m³
PM2.5
13.30μg/m³
PM10
28.55ppb
O3
0.18ppb
SO2
5.14ppb
NO2
0.24ppm
CO
AQI 26
Good
2.53μg/m³
PM2.5
10.23μg/m³
PM10
27.64ppb
O3
0.32ppb
SO2
3.90ppb
NO2
0.24ppm
CO
AQI 25
Good
2.56μg/m³
PM2.5
8.92μg/m³
PM10
27.45ppb
O3
0.31ppb
SO2
3.96ppb
NO2
0.24ppm
CO
AQI 27
Good
1.94μg/m³
PM2.5
7.79μg/m³
PM10
29.03ppb
O3
0.31ppb
SO2
4.93ppb
NO2
0.24ppm
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 2026-02-11.
In the last 24 hours, the best air quality in Norton, Massachusetts was observed at 01:00:00 on 2026-02-12.
As of now, the AQI in Norton, Massachusetts is 26, indicating Good conditions.
Norton, Massachusetts air has the highest levels of O3.
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 2.449 μg/m3.
The PM10 concentration in Norton, Massachusetts is 10.311 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Norton, Massachusetts is 0.241 ppm.
Currently, Norton, Massachusetts has a sulfur dioxide (SO2) concentration of 0.299 ppb.
The current ozone (O3) level in Norton, Massachusetts at the moment is 28.022 ppm.
Nitrogen dioxide (NO2) level in Norton, Massachusetts at the moment is 5.824 ppb.
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