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)
19
Good
East Longmeadow, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.25 μg/m³
0
55
155
255
425
605+
20.81 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
2.72 ppb
0
54
101
361
1250
2050+
0.24 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 19
Good
2.55μg/m³
PM2.5
10.74μg/m³
PM10
20.45ppb
O3
0.68ppb
SO2
2.87ppb
NO2
0.24ppm
CO
AQI 19
Good
1.45μg/m³
PM2.5
5.27μg/m³
PM10
21.05ppb
O3
0.68ppb
SO2
3.62ppb
NO2
0.25ppm
CO
AQI 19
Good
3.26μg/m³
PM2.5
14.35μg/m³
PM10
20.26ppb
O3
0.69ppb
SO2
2.93ppb
NO2
0.24ppm
CO
AQI 19
Good
2.73μg/m³
PM2.5
11.71μg/m³
PM10
20.32ppb
O3
0.68ppb
SO2
2.84ppb
NO2
0.24ppm
CO
AQI 19
Good
1.06μg/m³
PM2.5
2.42μg/m³
PM10
20.51ppb
O3
0.69ppb
SO2
3.38ppb
NO2
0.23ppm
CO
AQI 19
Good
3.22μg/m³
PM2.5
14.13μg/m³
PM10
20.25ppb
O3
0.69ppb
SO2
2.90ppb
NO2
0.24ppm
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 03:00:00, 2026-09-28.
The best air quality in East Longmeadow, Massachusetts was observed at 10:00:00 on 2026-09-28.
The air quality in East Longmeadow, Massachusetts right now is Good, with an AQI of 19.
In East Longmeadow, Massachusetts, O3 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 2.051 μg/m3.
East Longmeadow, Massachusetts currently has a PM10 concentration of 8.249 μg/m3.
The current carbon monoxide (CO) level in East Longmeadow, Massachusetts is 0.243 ppm.
The current sulfur dioxide (SO2) concentration in East Longmeadow, Massachusetts is 0.683 ppb.
East Longmeadow, Massachusetts currently has an ozone (O3) concentration of 20.812 ppm.
The current level of nitrogen dioxide (NO2) in East Longmeadow, Massachusetts is 2.72 ppb.
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