Stay updated with real-time air quality in East Longmeadow, 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)
22
Good
East Longmeadow, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.64 μg/m³
0
55
155
255
425
605+
18.43 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
5.33 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Longmeadow, Massachusetts
East Longmeadow, Massachusetts
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AQI 27
Good
4.84μg/m³
PM2.5
26.33μg/m³
PM10
18.79ppb
O3
0.48ppb
SO2
6.03ppb
NO2
0.23ppm
CO
AQI 22
Good
4.36μg/m³
PM2.5
18.95μg/m³
PM10
17.87ppb
O3
0.45ppb
SO2
6.63ppb
NO2
0.24ppm
CO
AQI 29
Good
5.30μg/m³
PM2.5
31.19μg/m³
PM10
19.76ppb
O3
0.47ppb
SO2
6.80ppb
NO2
0.23ppm
CO
AQI 27
Good
4.94μg/m³
PM2.5
27.46μg/m³
PM10
18.99ppb
O3
0.48ppb
SO2
6.20ppb
NO2
0.23ppm
CO
AQI 27
Good
4.59μg/m³
PM2.5
20.73μg/m³
PM10
17.16ppb
O3
0.52ppb
SO2
6.64ppb
NO2
0.23ppm
CO
AQI 29
Good
5.25μg/m³
PM2.5
30.92μg/m³
PM10
19.69ppb
O3
0.48ppb
SO2
6.72ppb
NO2
0.23ppm
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 East Longmeadow, Massachusetts are available every hour.
East Longmeadow, Massachusetts experienced its worst air quality at 05:00:00, 2026-11-12.
The best air quality in East Longmeadow, Massachusetts was observed at 11:00:00 on 2026-11-12.
The air quality in East Longmeadow, Massachusetts right now is Good, with an AQI of 22.
In East Longmeadow, Massachusetts, PM10 is the most frequently found pollutant.
When air quality in East Longmeadow, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
East Longmeadow, Massachusetts currently has a PM2.5 concentration of 4.497 μg/m3.
East Longmeadow, Massachusetts currently has a PM10 concentration of 23.635 μg/m3.
The current carbon monoxide (CO) level in East Longmeadow, Massachusetts is 0.234 ppm.
The current sulfur dioxide (SO2) concentration in East Longmeadow, Massachusetts is 0.49 ppb.
East Longmeadow, Massachusetts currently has an ozone (O3) concentration of 18.426 ppm.
The current level of nitrogen dioxide (NO2) in East Longmeadow, Massachusetts is 5.325 ppb.
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