Stay updated with real-time air quality in Bedford, 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)
38
Good
Bedford, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.33 μg/m³
0
55
155
255
425
605+
8.00 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
24.75 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bedford, Massachusetts
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AQI 38
Good
7.39μg/m³
PM2.5
34.19μg/m³
PM10
16.73ppb
O3
0.61ppb
SO2
20.14ppb
NO2
0.45ppm
CO
AQI 38
Good
7.30μg/m³
PM2.5
34.34μg/m³
PM10
11.41ppb
O3
0.59ppb
SO2
25.97ppb
NO2
0.44ppm
CO
AQI 38
Good
6.56μg/m³
PM2.5
27.87μg/m³
PM10
8.72ppb
O3
0.52ppb
SO2
26.20ppb
NO2
0.42ppm
CO
AQI 38
Good
7.24μg/m³
PM2.5
29.45μg/m³
PM10
15.84ppb
O3
0.48ppb
SO2
33.71ppb
NO2
0.37ppm
CO
AQI 38
Good
7.09μg/m³
PM2.5
33.93μg/m³
PM10
23.71ppb
O3
0.68ppb
SO2
23.72ppb
NO2
0.45ppm
CO
AQI 33
Good
6.18μg/m³
PM2.5
28.18μg/m³
PM10
8.48ppb
O3
0.56ppb
SO2
26.43ppb
NO2
0.43ppm
CO
Air quality and pollutant data for Massachusetts, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Bedford, Massachusetts is updated every hour for accuracy.
In the past 24 hours, the air quality in Bedford, Massachusetts was at its worst at 03:00:00 on 2026-03-10.
In the last 24 hours, the best air quality in Bedford, Massachusetts was observed at 10:00:00 on 2026-03-10.
As of now, the AQI in Bedford, Massachusetts is 38, indicating Good conditions.
Bedford, Massachusetts air has the highest levels of PM2.5.
Poor air quality in Bedford, Massachusetts means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Bedford, Massachusetts are currently 6.92 μg/m3.
The PM10 concentration in Bedford, Massachusetts is 33.327 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bedford, Massachusetts is 0.434 ppm.
Currently, Bedford, Massachusetts has a sulfur dioxide (SO2) concentration of 0.587 ppb.
The current ozone (O3) level in Bedford, Massachusetts at the moment is 8.004 ppm.
Nitrogen dioxide (NO2) level in Bedford, Massachusetts at the moment is 24.746 ppb.
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