Stay updated with real-time air quality in Tewksbury, 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)
49
Good
Tewksbury, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.51 μg/m³
0
55
155
255
425
605+
30.34 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
20.60 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Tewksbury, Massachusetts
Tewksbury, Massachusetts
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AQI 49
Good
9.48μg/m³
PM2.5
43.75μg/m³
PM10
29.43ppb
O3
0.58ppb
SO2
21.25ppb
NO2
0.31ppm
CO
AQI 52
Moderate
9.95μg/m³
PM2.5
45.14μg/m³
PM10
29.59ppb
O3
0.58ppb
SO2
21.15ppb
NO2
0.30ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
32.07μg/m³
PM10
22.41ppb
O3
0.47ppb
SO2
24.79ppb
NO2
0.34ppm
CO
AQI 49
Good
9.32μg/m³
PM2.5
42.84μg/m³
PM10
30.06ppb
O3
0.58ppb
SO2
20.40ppb
NO2
0.30ppm
CO
AQI 27
Good
5.14μg/m³
PM2.5
25.29μg/m³
PM10
20.28ppb
O3
0.60ppb
SO2
19.60ppb
NO2
0.31ppm
CO
AQI 44
Good
8.01μg/m³
PM2.5
38.82μg/m³
PM10
30.55ppb
O3
0.58ppb
SO2
19.31ppb
NO2
0.29ppm
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 Tewksbury, Massachusetts are available every hour.
Tewksbury, Massachusetts experienced its worst air quality at 06:00:00, 2025-12-28.
The best air quality in Tewksbury, Massachusetts was observed at 11:00:00 on 2025-12-27.
The air quality in Tewksbury, Massachusetts right now is Good, with an AQI of 49.
In Tewksbury, Massachusetts, PM2.5 is the most frequently found pollutant.
When air quality in Tewksbury, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Tewksbury, Massachusetts currently has a PM2.5 concentration of 9.176 μg/m3.
Tewksbury, Massachusetts currently has a PM10 concentration of 42.511 μg/m3.
The current carbon monoxide (CO) level in Tewksbury, Massachusetts is 0.312 ppm.
The current sulfur dioxide (SO2) concentration in Tewksbury, Massachusetts is 0.576 ppb.
Tewksbury, Massachusetts currently has an ozone (O3) concentration of 30.344 ppm.
The current level of nitrogen dioxide (NO2) in Tewksbury, Massachusetts is 20.604 ppb.
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