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)
23
Good
Augusta, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.01 μg/m³
0
55
155
255
425
605+
25.00 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
1.58 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Augusta, Maine
Augusta, Maine
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AQI 24
Good
2.69μg/m³
PM2.5
7.67μg/m³
PM10
25.51ppb
O3
0.29ppb
SO2
1.12ppb
NO2
0.17ppm
CO
AQI 23
Good
2.31μg/m³
PM2.5
7.04μg/m³
PM10
25.27ppb
O3
0.42ppb
SO2
1.75ppb
NO2
0.16ppm
CO
AQI 23
Good
2.31μg/m³
PM2.5
7.08μg/m³
PM10
25.28ppb
O3
0.42ppb
SO2
1.75ppb
NO2
0.16ppm
CO
AQI 23
Good
2.73μg/m³
PM2.5
10.52μg/m³
PM10
25.45ppb
O3
0.43ppb
SO2
1.73ppb
NO2
0.16ppm
CO
AQI 24
Good
3.44μg/m³
PM2.5
10.20μg/m³
PM10
25.71ppb
O3
0.22ppb
SO2
1.51ppb
NO2
0.16ppm
CO
AQI 24
Good
3.30μg/m³
PM2.5
13.86μg/m³
PM10
25.75ppb
O3
0.41ppb
SO2
1.67ppb
NO2
0.16ppm
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 07:00:00, 2026-08-14.
The best air quality in Augusta, Maine was observed at 03:00:00 on 2026-08-14.
The air quality in Augusta, Maine right now is Good, with an AQI of 23.
In Augusta, Maine, O3 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 2.699 μg/m3.
Augusta, Maine currently has a PM10 concentration of 5.013 μg/m3.
The current carbon monoxide (CO) level in Augusta, Maine is 0.181 ppm.
The current sulfur dioxide (SO2) concentration in Augusta, Maine is 0.523 ppb.
Augusta, Maine currently has an ozone (O3) concentration of 25.005 ppm.
The current level of nitrogen dioxide (NO2) in Augusta, Maine is 1.58 ppb.
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