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

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.35 μg/m³
0
55
155
255
425
605+
45.00 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
10.20 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Wells, Maine
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AQI 42
Good
4.19μg/m³
PM2.5
13.36μg/m³
PM10
44.88ppb
O3
0.57ppb
SO2
10.19ppb
NO2
0.18ppm
CO
AQI 42
Good
3.79μg/m³
PM2.5
9.95μg/m³
PM10
44.55ppb
O3
0.73ppb
SO2
7.96ppb
NO2
0.18ppm
CO
AQI 42
Good
3.80μg/m³
PM2.5
14.09μg/m³
PM10
44.91ppb
O3
0.58ppb
SO2
8.20ppb
NO2
0.18ppm
CO
AQI 42
Good
4.51μg/m³
PM2.5
19.05μg/m³
PM10
44.57ppb
O3
0.45ppb
SO2
12.94ppb
NO2
0.18ppm
CO
AQI 41
Good
4.53μg/m³
PM2.5
19.07μg/m³
PM10
44.01ppb
O3
0.42ppb
SO2
13.31ppb
NO2
0.18ppm
CO
AQI 41
Good
3.91μg/m³
PM2.5
13.16μg/m³
PM10
44.13ppb
O3
0.64ppb
SO2
7.67ppb
NO2
0.18ppm
CO
Air quality measurements for Maine, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Wells, Maine is updated on an hourly basis.
The worst air quality in Wells, Maine was recorded at 09:00:00 on 2026-03-29.
The best air quality in Wells, Maine was recorded at 10:00:00 on 2026-03-29.
The real-time air quality index in Wells, Maine is 42, currently categorized as Good.
The most common pollutant in Wells, Maine is O3.
If the air quality in Wells, Maine is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Wells, Maine at present are 4.177 μg/m3.
The current PM10 levels in Wells, Maine are 13.353 μg/m3.
The current carbon monoxide (CO) level in Wells, Maine is 0.179 ppm.
The current sulfur dioxide (SO2) levels in Wells, Maine are 0.569 ppb.
The current ozone (O3) levels at Wells, Maine is 45 ppm.
The current nitrogen dioxide (NO2) levels at Wells, Maine is 10.203 ppb.
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