Stay updated with real-time air quality in Spencer, 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)
32
Good
Spencer, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.89 μg/m³
0
55
155
255
425
605+
34.81 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
2.51 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Spencer, Massachusetts
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AQI 35
Good
2.77μg/m³
PM2.5
9.09μg/m³
PM10
37.84ppb
O3
0.20ppb
SO2
2.78ppb
NO2
0.20ppm
CO
AQI 36
Good
2.70μg/m³
PM2.5
10.47μg/m³
PM10
39.45ppb
O3
0.19ppb
SO2
2.66ppb
NO2
0.21ppm
CO
AQI 34
Good
2.81μg/m³
PM2.5
8.52μg/m³
PM10
37.28ppb
O3
0.21ppb
SO2
2.64ppb
NO2
0.20ppm
CO
AQI 33
Good
2.90μg/m³
PM2.5
8.01μg/m³
PM10
36.07ppb
O3
0.20ppb
SO2
2.41ppb
NO2
0.20ppm
CO
AQI 35
Good
2.79μg/m³
PM2.5
8.71μg/m³
PM10
37.50ppb
O3
0.21ppb
SO2
2.67ppb
NO2
0.20ppm
CO
AQI 36
Good
2.70μg/m³
PM2.5
10.01μg/m³
PM10
39.17ppb
O3
0.19ppb
SO2
2.76ppb
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 Spencer, Massachusetts are available every hour.
Spencer, Massachusetts experienced its worst air quality at 03:00:00, 2026-06-15.
The best air quality in Spencer, Massachusetts was observed at 07:00:00 on 2026-06-15.
The air quality in Spencer, Massachusetts right now is Good, with an AQI of 32.
In Spencer, Massachusetts, O3 is the most frequently found pollutant.
When air quality in Spencer, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.
Spencer, Massachusetts currently has a PM2.5 concentration of 2.835 μg/m3.
Spencer, Massachusetts currently has a PM10 concentration of 11.889 μg/m3.
The current carbon monoxide (CO) level in Spencer, Massachusetts is 0.202 ppm.
The current sulfur dioxide (SO2) concentration in Spencer, Massachusetts is 0.196 ppb.
Spencer, Massachusetts currently has an ozone (O3) concentration of 34.81 ppm.
The current level of nitrogen dioxide (NO2) in Spencer, Massachusetts is 2.508 ppb.
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