Stay updated with real-time air quality in Auburn, 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)
49
Good
Auburn, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.43 μg/m³
0
55
155
255
425
605+
40.51 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
8.22 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Auburn, Maine
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AQI 49
Good
8.80μg/m³
PM2.5
25.21μg/m³
PM10
40.52ppb
O3
0.57ppb
SO2
8.22ppb
NO2
0.22ppm
CO
AQI 38
Good
6.71μg/m³
PM2.5
30.44μg/m³
PM10
40.64ppb
O3
0.57ppb
SO2
10.10ppb
NO2
0.23ppm
CO
AQI 35
Good
5.68μg/m³
PM2.5
17.37μg/m³
PM10
37.63ppb
O3
0.65ppb
SO2
10.05ppb
NO2
0.24ppm
CO
AQI 72
Moderate
11.80μg/m³
PM2.5
96.61μg/m³
PM10
35.01ppb
O3
0.64ppb
SO2
9.83ppb
NO2
0.25ppm
CO
AQI 40
Good
7.10μg/m³
PM2.5
42.94μg/m³
PM10
38.65ppb
O3
0.54ppb
SO2
4.55ppb
NO2
0.21ppm
CO
AQI 72
Moderate
11.89μg/m³
PM2.5
98.16μg/m³
PM10
34.85ppb
O3
0.64ppb
SO2
9.90ppb
NO2
0.25ppm
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 Auburn, Maine is updated on an hourly basis.
The worst air quality in Auburn, Maine was recorded at 09:00:00 on 2025-12-28.
The best air quality in Auburn, Maine was recorded at 09:00:00 on 2025-12-27.
The real-time air quality index in Auburn, Maine is 49, currently categorized as Good.
The most common pollutant in Auburn, Maine is PM2.5.
If the air quality in Auburn, Maine is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Auburn, Maine at present are 8.797 μg/m3.
The current PM10 levels in Auburn, Maine are 25.432 μg/m3.
The current carbon monoxide (CO) level in Auburn, Maine is 0.221 ppm.
The current sulfur dioxide (SO2) levels in Auburn, Maine are 0.572 ppb.
The current ozone (O3) levels at Auburn, Maine is 40.507 ppm.
The current nitrogen dioxide (NO2) levels at Auburn, Maine is 8.219 ppb.
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