Stay updated with real-time air quality in Andover, 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)
33
Good
Andover, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.59 μg/m³
0
55
155
255
425
605+
12.25 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
14.13 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Andover, Massachusetts
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AQI 26
Good
0.58μg/m³
PM2.5
3.36μg/m³
PM10
27.69ppb
O3
0.65ppb
SO2
1.45ppb
NO2
0.15ppm
CO
AQI 26
Good
0.58μg/m³
PM2.5
3.33μg/m³
PM10
27.89ppb
O3
0.66ppb
SO2
1.45ppb
NO2
0.15ppm
CO
AQI 26
Good
0.59μg/m³
PM2.5
3.32μg/m³
PM10
27.86ppb
O3
0.67ppb
SO2
1.46ppb
NO2
0.16ppm
CO
AQI 24
Good
0.52μg/m³
PM2.5
2.19μg/m³
PM10
26.44ppb
O3
0.63ppb
SO2
1.46ppb
NO2
0.15ppm
CO
AQI 25
Good
0.59μg/m³
PM2.5
4.37μg/m³
PM10
26.98ppb
O3
0.61ppb
SO2
1.41ppb
NO2
0.15ppm
CO
AQI 24
Good
0.60μg/m³
PM2.5
4.31μg/m³
PM10
25.84ppb
O3
0.60ppb
SO2
1.48ppb
NO2
0.15ppm
CO
Air quality data and pollutant measurements for Massachusetts, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Andover, Massachusetts is updated every hour.
The worst air quality in Andover, Massachusetts in the last 24 hours was observed at 04:00:00 on 2025-10-31.
In the last 24 hrs, the best air quality in Andover, Massachusetts was observed at 11:00:00 on 2025-10-31.
The current air quality in Andover, Massachusetts is 26, categorized as Good based on real-time data.
The most common pollutant in Andover, Massachusetts is O3.
If the air quality in Andover, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Andover, Massachusetts is 0.581 μg/m3.
The current PM10 concentration at Andover, Massachusetts is 3.358 μg/m3.
The current carbon monoxide (CO) concentration at Andover, Massachusetts is 0.154 ppm.
The current sulfur dioxide (SO2) concentration at Andover, Massachusetts is 0.646 ppb.
The current ozone (O3) concentration at Andover, Massachusetts is 27.688 ppm.
The current nitrogen dioxide (NO2) concentration at Andover, Massachusetts is 1.446 ppb.
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