Stay updated with real-time air quality in Gorham, Maine 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)
42
Good
Gorham, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.59 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.21 μg/m³
0
55
155
255
425
605+
44.57 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
14.19 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Gorham, Maine
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AQI 40
Good
4.54μg/m³
PM2.5
10.51μg/m³
PM10
42.88ppb
O3
0.25ppb
SO2
13.37ppb
NO2
0.17ppm
CO
AQI 41
Good
4.57μg/m³
PM2.5
11.31μg/m³
PM10
43.76ppb
O3
0.40ppb
SO2
8.70ppb
NO2
0.17ppm
CO
AQI 41
Good
4.51μg/m³
PM2.5
15.82μg/m³
PM10
44.19ppb
O3
0.31ppb
SO2
10.01ppb
NO2
0.17ppm
CO
AQI 34
Good
4.98μg/m³
PM2.5
15.50μg/m³
PM10
37.35ppb
O3
0.11ppb
SO2
16.36ppb
NO2
0.17ppm
CO
AQI 36
Good
4.87μg/m³
PM2.5
18.23μg/m³
PM10
39.03ppb
O3
0.16ppb
SO2
15.03ppb
NO2
0.16ppm
CO
AQI 35
Good
4.95μg/m³
PM2.5
15.40μg/m³
PM10
37.56ppb
O3
0.12ppb
SO2
16.13ppb
NO2
0.17ppm
CO
Air quality and pollutant data for Maine, 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 Gorham, Maine is updated every hour for accuracy.
In the past 24 hours, the air quality in Gorham, Maine was at its worst at 07:00:00 on 2026-03-29.
In the last 24 hours, the best air quality in Gorham, Maine was observed at 12:00:00 on 2026-03-29.
As of now, the AQI in Gorham, Maine is 41, indicating Good conditions.
Gorham, Maine air has the highest levels of O3.
Poor air quality in Gorham, Maine means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Gorham, Maine are currently 4.54 μg/m3.
The PM10 concentration in Gorham, Maine is 15.817 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Gorham, Maine is 0.166 ppm.
Currently, Gorham, Maine has a sulfur dioxide (SO2) concentration of 0.343 ppb.
The current ozone (O3) level in Gorham, Maine at the moment is 44.081 ppm.
Nitrogen dioxide (NO2) level in Gorham, Maine at the moment is 11.193 ppb.
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