Stay updated with real-time air quality in Kittery, 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)
54
Moderate
Kittery, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.36 μg/m³
0
55
155
255
425
605+
28.16 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
17.65 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kittery, Maine
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AQI 54
Moderate
11.47μg/m³
PM2.5
25.51μg/m³
PM10
27.87ppb
O3
0.89ppb
SO2
17.61ppb
NO2
0.31ppm
CO
AQI 52
Moderate
10.37μg/m³
PM2.5
27.16μg/m³
PM10
30.81ppb
O3
0.78ppb
SO2
17.96ppb
NO2
0.30ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
15.16μg/m³
PM10
30.06ppb
O3
0.64ppb
SO2
16.24ppb
NO2
0.22ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
17.72μg/m³
PM10
30.18ppb
O3
0.63ppb
SO2
15.50ppb
NO2
0.22ppm
CO
AQI 38
Good
6.81μg/m³
PM2.5
29.61μg/m³
PM10
26.44ppb
O3
0.59ppb
SO2
16.00ppb
NO2
0.31ppm
CO
AQI 38
Good
6.58μg/m³
PM2.5
37.78μg/m³
PM10
34.96ppb
O3
0.57ppb
SO2
15.65ppb
NO2
0.30ppm
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 Kittery, Maine is updated every hour for accuracy.
In the past 24 hours, the air quality in Kittery, Maine was at its worst at 03:00:00 on 2026-03-11.
In the last 24 hours, the best air quality in Kittery, Maine was observed at 09:00:00 on 2026-03-10.
As of now, the AQI in Kittery, Maine is 54, indicating Moderate conditions.
Kittery, Maine air has the highest levels of PM2.5.
Poor air quality in Kittery, Maine means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Kittery, Maine are currently 11.391 μg/m3.
The PM10 concentration in Kittery, Maine is 25.357 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Kittery, Maine is 0.312 ppm.
Currently, Kittery, Maine has a sulfur dioxide (SO2) concentration of 0.887 ppb.
The current ozone (O3) level in Kittery, Maine at the moment is 28.156 ppm.
Nitrogen dioxide (NO2) level in Kittery, Maine at the moment is 17.648 ppb.
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