Stay updated with real-time air quality in South Hadley, 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)
19
Good
South Hadley, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.72 μg/m³
0
55
155
255
425
605+
19.52 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
1.44 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Hadley, Massachusetts
South Hadley, Massachusetts
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AQI 19
Good
1.45μg/m³
PM2.5
5.88μg/m³
PM10
19.60ppb
O3
0.69ppb
SO2
1.72ppb
NO2
0.23ppm
CO
AQI 20
Good
1.22μg/m³
PM2.5
3.55μg/m³
PM10
21.66ppb
O3
0.69ppb
SO2
2.50ppb
NO2
0.23ppm
CO
AQI 20
Good
1.23μg/m³
PM2.5
3.61μg/m³
PM10
21.85ppb
O3
0.70ppb
SO2
2.54ppb
NO2
0.22ppm
CO
AQI 19
Good
2.73μg/m³
PM2.5
11.86μg/m³
PM10
20.10ppb
O3
0.69ppb
SO2
2.59ppb
NO2
0.24ppm
CO
AQI 19
Good
1.10μg/m³
PM2.5
2.58μg/m³
PM10
20.47ppb
O3
0.70ppb
SO2
2.35ppb
NO2
0.22ppm
CO
AQI 19
Good
1.31μg/m³
PM2.5
5.08μg/m³
PM10
20.46ppb
O3
0.69ppb
SO2
1.99ppb
NO2
0.24ppm
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 South Hadley, Massachusetts is updated every hour.
The worst air quality in South Hadley, Massachusetts in the last 24 hours was observed at 03:00:00 on 2026-09-28.
In the last 24 hrs, the best air quality in South Hadley, Massachusetts was observed at 08:00:00 on 2026-09-28.
The current air quality in South Hadley, Massachusetts is 19, categorized as Good based on real-time data.
The most common pollutant in South Hadley, Massachusetts is O3.
If the air quality in South Hadley, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at South Hadley, Massachusetts is 0.98 μg/m3.
The current PM10 concentration at South Hadley, Massachusetts is 3.716 μg/m3.
The current carbon monoxide (CO) concentration at South Hadley, Massachusetts is 0.232 ppm.
The current sulfur dioxide (SO2) concentration at South Hadley, Massachusetts is 0.69 ppb.
The current ozone (O3) concentration at South Hadley, Massachusetts is 19.524 ppm.
The current nitrogen dioxide (NO2) concentration at South Hadley, Massachusetts is 1.439 ppb.
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