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)
52
Moderate
South Hadley, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.36 μg/m³
0
55
155
255
425
605+
19.27 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
31.87 ppb
0
54
101
361
1250
2050+
0.46 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 52
Moderate
10.47μg/m³
PM2.5
45.95μg/m³
PM10
19.44ppb
O3
0.25ppb
SO2
32.27ppb
NO2
0.46ppm
CO
AQI 56
Moderate
11.85μg/m³
PM2.5
53.23μg/m³
PM10
26.61ppb
O3
0.29ppb
SO2
20.02ppb
NO2
0.45ppm
CO
AQI 56
Moderate
12.28μg/m³
PM2.5
53.05μg/m³
PM10
21.67ppb
O3
0.33ppb
SO2
14.26ppb
NO2
0.37ppm
CO
AQI 56
Moderate
11.69μg/m³
PM2.5
52.33μg/m³
PM10
20.51ppb
O3
0.22ppb
SO2
32.19ppb
NO2
0.47ppm
CO
AQI 56
Moderate
11.54μg/m³
PM2.5
55.33μg/m³
PM10
22.62ppb
O3
0.33ppb
SO2
20.19ppb
NO2
0.36ppm
CO
AQI 52
Moderate
9.95μg/m³
PM2.5
42.07μg/m³
PM10
20.68ppb
O3
0.26ppb
SO2
29.48ppb
NO2
0.46ppm
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 11:00:00 on 2025-12-28.
In the last 24 hrs, the best air quality in South Hadley, Massachusetts was observed at 12:00:00 on 2025-12-28.
The current air quality in South Hadley, Massachusetts is 52, categorized as Moderate based on real-time data.
The most common pollutant in South Hadley, Massachusetts is PM2.5.
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 9.955 μg/m3.
The current PM10 concentration at South Hadley, Massachusetts is 43.36 μg/m3.
The current carbon monoxide (CO) concentration at South Hadley, Massachusetts is 0.455 ppm.
The current sulfur dioxide (SO2) concentration at South Hadley, Massachusetts is 0.266 ppb.
The current ozone (O3) concentration at South Hadley, Massachusetts is 19.269 ppm.
The current nitrogen dioxide (NO2) concentration at South Hadley, Massachusetts is 31.874 ppb.
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