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)
25
Good
South Hadley, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.73 μg/m³
0
55
155
255
425
605+
26.92 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
4.99 ppb
0
54
101
361
1250
2050+
0.17 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 27
Good
0.57μg/m³
PM2.5
2.33μg/m³
PM10
29.02ppb
O3
0.60ppb
SO2
1.37ppb
NO2
0.10ppm
CO
AQI 27
Good
0.84μg/m³
PM2.5
4.17μg/m³
PM10
28.80ppb
O3
0.60ppb
SO2
1.66ppb
NO2
0.10ppm
CO
AQI 26
Good
0.83μg/m³
PM2.5
4.08μg/m³
PM10
28.28ppb
O3
0.61ppb
SO2
1.72ppb
NO2
0.11ppm
CO
AQI 27
Good
0.67μg/m³
PM2.5
2.80μg/m³
PM10
29.13ppb
O3
0.60ppb
SO2
1.14ppb
NO2
0.10ppm
CO
AQI 25
Good
0.82μg/m³
PM2.5
4.11μg/m³
PM10
27.16ppb
O3
0.61ppb
SO2
1.72ppb
NO2
0.12ppm
CO
AQI 27
Good
0.57μg/m³
PM2.5
2.32μg/m³
PM10
28.94ppb
O3
0.60ppb
SO2
1.42ppb
NO2
0.10ppm
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 05:00:00 on 2025-11-01.
In the last 24 hrs, the best air quality in South Hadley, Massachusetts was observed at 07:00:00 on 2025-10-31.
The current air quality in South Hadley, Massachusetts is 27, 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 0.534 μg/m3.
The current PM10 concentration at South Hadley, Massachusetts is 2.15 μg/m3.
The current carbon monoxide (CO) concentration at South Hadley, Massachusetts is 0.101 ppm.
The current sulfur dioxide (SO2) concentration at South Hadley, Massachusetts is 0.604 ppb.
The current ozone (O3) concentration at South Hadley, Massachusetts is 28.952 ppm.
The current nitrogen dioxide (NO2) concentration at South Hadley, Massachusetts is 1.462 ppb.
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