Stay updated with real-time air quality in Fairhaven, 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)
46
Good
Fairhaven, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.15 μg/m³
0
55
155
255
425
605+
49.99 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
11.07 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Fairhaven, Massachusetts
Fairhaven, Massachusetts
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AQI 46
Good
3.96μg/m³
PM2.5
18.06μg/m³
PM10
49.92ppb
O3
0.36ppb
SO2
14.37ppb
NO2
0.24ppm
CO
AQI 45
Good
3.92μg/m³
PM2.5
17.67μg/m³
PM10
49.47ppb
O3
0.34ppb
SO2
14.10ppb
NO2
0.24ppm
CO
AQI 46
Good
3.96μg/m³
PM2.5
18.02μg/m³
PM10
49.83ppb
O3
0.35ppb
SO2
14.26ppb
NO2
0.24ppm
CO
AQI 44
Good
4.02μg/m³
PM2.5
18.26μg/m³
PM10
47.66ppb
O3
0.40ppb
SO2
10.82ppb
NO2
0.23ppm
CO
AQI 45
Good
3.88μg/m³
PM2.5
16.93μg/m³
PM10
48.85ppb
O3
0.30ppb
SO2
15.75ppb
NO2
0.25ppm
CO
AQI 40
Good
4.00μg/m³
PM2.5
18.32μg/m³
PM10
43.25ppb
O3
0.39ppb
SO2
13.85ppb
NO2
0.23ppm
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 Fairhaven, Massachusetts is updated every hour for accuracy.
In the past 24 hours, the air quality in Fairhaven, Massachusetts was at its worst at 02:00:00 on 2026-05-14.
In the last 24 hours, the best air quality in Fairhaven, Massachusetts was observed at 12:00:00 on 2026-05-13.
As of now, the AQI in Fairhaven, Massachusetts is 46, indicating Good conditions.
Fairhaven, Massachusetts air has the highest levels of O3.
Poor air quality in Fairhaven, Massachusetts means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Fairhaven, Massachusetts are currently 3.919 μg/m3.
The PM10 concentration in Fairhaven, Massachusetts is 14.147 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Fairhaven, Massachusetts is 0.261 ppm.
Currently, Fairhaven, Massachusetts has a sulfur dioxide (SO2) concentration of 0.335 ppb.
The current ozone (O3) level in Fairhaven, Massachusetts at the moment is 49.988 ppm.
Nitrogen dioxide (NO2) level in Fairhaven, Massachusetts at the moment is 11.067 ppb.
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