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)
44
Good
Gorham, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.22 μg/m³
0
55
155
255
425
605+
20.57 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
9.99 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Gorham, Maine
Gorham, Maine
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AQI 52
Moderate
9.55μg/m³
PM2.5
18.90μg/m³
PM10
20.25ppb
O3
0.42ppb
SO2
11.84ppb
NO2
0.24ppm
CO
AQI 38
Good
7.29μg/m³
PM2.5
14.79μg/m³
PM10
16.26ppb
O3
0.55ppb
SO2
7.95ppb
NO2
0.24ppm
CO
AQI 49
Good
9.20μg/m³
PM2.5
21.08μg/m³
PM10
20.42ppb
O3
0.46ppb
SO2
9.85ppb
NO2
0.24ppm
CO
AQI 52
Moderate
9.88μg/m³
PM2.5
17.52μg/m³
PM10
19.17ppb
O3
0.31ppb
SO2
14.69ppb
NO2
0.24ppm
CO
AQI 49
Good
9.38μg/m³
PM2.5
17.87μg/m³
PM10
20.11ppb
O3
0.35ppb
SO2
13.55ppb
NO2
0.24ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
17.93μg/m³
PM10
19.14ppb
O3
0.31ppb
SO2
14.51ppb
NO2
0.24ppm
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 01:00:00 on 2026-07-09.
In the last 24 hours, the best air quality in Gorham, Maine was observed at 05:00:00 on 2026-07-09.
As of now, the AQI in Gorham, Maine is 44, indicating Good conditions.
Gorham, Maine air has the highest levels of PM2.5.
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 7.987 μg/m3.
The PM10 concentration in Gorham, Maine is 21.216 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Gorham, Maine is 0.243 ppm.
Currently, Gorham, Maine has a sulfur dioxide (SO2) concentration of 0.495 ppb.
The current ozone (O3) level in Gorham, Maine at the moment is 20.575 ppm.
Nitrogen dioxide (NO2) level in Gorham, Maine at the moment is 9.988 ppb.
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