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)
33
Good
Bedford, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.63 μg/m³
0
55
155
255
425
605+
29.59 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
23.69 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bedford, Massachusetts
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AQI 44
Good
8.25μg/m³
PM2.5
31.25μg/m³
PM10
29.36ppb
O3
0.47ppb
SO2
22.55ppb
NO2
0.37ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
32.03μg/m³
PM10
25.18ppb
O3
0.47ppb
SO2
23.23ppb
NO2
0.36ppm
CO
AQI 33
Good
5.52μg/m³
PM2.5
21.75μg/m³
PM10
35.47ppb
O3
0.52ppb
SO2
19.19ppb
NO2
0.33ppm
CO
AQI 49
Good
9.48μg/m³
PM2.5
43.75μg/m³
PM10
29.43ppb
O3
0.58ppb
SO2
21.25ppb
NO2
0.31ppm
CO
AQI 34
Good
6.46μg/m³
PM2.5
36.57μg/m³
PM10
24.38ppb
O3
0.48ppb
SO2
24.08ppb
NO2
0.38ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
32.07μg/m³
PM10
22.41ppb
O3
0.47ppb
SO2
24.79ppb
NO2
0.34ppm
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 2025-12-28.
In the last 24 hours, the best air quality in Bedford, Massachusetts was observed at 05:00:00 on 2025-12-28.
As of now, the AQI in Bedford, Massachusetts is 33, 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 5.682 μg/m3.
The PM10 concentration in Bedford, Massachusetts is 23.631 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bedford, Massachusetts is 0.35 ppm.
Currently, Bedford, Massachusetts has a sulfur dioxide (SO2) concentration of 0.467 ppb.
The current ozone (O3) level in Bedford, Massachusetts at the moment is 29.59 ppm.
Nitrogen dioxide (NO2) level in Bedford, Massachusetts at the moment is 23.691 ppb.
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