Stay updated with real-time air quality in Augusta, 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)
36
Good
Augusta, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.00 μg/m³
0
55
155
255
425
605+
39.39 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
12.89 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Augusta, Maine
Augusta, Maine
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AQI 36
Good
5.74μg/m³
PM2.5
16.93μg/m³
PM10
39.24ppb
O3
0.51ppb
SO2
4.39ppb
NO2
0.21ppm
CO
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 49
Good
8.80μg/m³
PM2.5
25.43μg/m³
PM10
40.51ppb
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 72
Moderate
11.80μg/m³
PM2.5
96.61μg/m³
PM10
35.01ppb
O3
0.64ppb
SO2
9.83ppb
NO2
0.25ppm
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
The air quality data for Maine, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Augusta, Maine are available every hour.
Augusta, Maine experienced its worst air quality at 11:00:00, 2025-12-28.
The best air quality in Augusta, Maine was observed at 07:00:00 on 2025-12-28.
The air quality in Augusta, Maine right now is Good, with an AQI of 40.
In Augusta, Maine, PM10 is the most frequently found pollutant.
When air quality in Augusta, Maine is compromised, staying indoors and wearing a mask can reduce health risks.
Augusta, Maine currently has a PM2.5 concentration of 7.101 μg/m3.
Augusta, Maine currently has a PM10 concentration of 42.937 μg/m3.
The current carbon monoxide (CO) level in Augusta, Maine is 0.214 ppm.
The current sulfur dioxide (SO2) concentration in Augusta, Maine is 0.537 ppb.
Augusta, Maine currently has an ozone (O3) concentration of 38.651 ppm.
The current level of nitrogen dioxide (NO2) in Augusta, Maine is 4.548 ppb.
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