Stay updated with real-time air quality in York, 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)
33
Good
York, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.00 μg/m³
0
55
155
255
425
605+
30.25 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
3.35 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
York, Maine
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AQI 38
Good
6.90μg/m³
PM2.5
11.24μg/m³
PM10
29.10ppb
O3
0.89ppb
SO2
5.13ppb
NO2
0.22ppm
CO
AQI 38
Good
6.90μg/m³
PM2.5
11.17μg/m³
PM10
29.08ppb
O3
0.90ppb
SO2
5.13ppb
NO2
0.22ppm
CO
AQI 49
Good
8.61μg/m³
PM2.5
33.20μg/m³
PM10
31.00ppb
O3
0.74ppb
SO2
5.54ppb
NO2
0.22ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
25.49μg/m³
PM10
30.54ppb
O3
0.80ppb
SO2
5.00ppb
NO2
0.22ppm
CO
AQI 49
Good
8.62μg/m³
PM2.5
38.10μg/m³
PM10
29.90ppb
O3
0.79ppb
SO2
5.07ppb
NO2
0.22ppm
CO
AQI 44
Good
7.74μg/m³
PM2.5
24.82μg/m³
PM10
30.46ppb
O3
0.77ppb
SO2
4.88ppb
NO2
0.22ppm
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 York, Maine is updated on an hourly basis.
The worst air quality in York, Maine was recorded at 05:00:00 on 2026-02-11.
The best air quality in York, Maine was recorded at 04:00:00 on 2026-02-11.
The real-time air quality index in York, Maine is 33, currently categorized as Good.
The most common pollutant in York, Maine is PM2.5.
If the air quality in York, Maine is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in York, Maine at present are 6.107 μg/m3.
The current PM10 levels in York, Maine are 13 μg/m3.
The current carbon monoxide (CO) level in York, Maine is 0.222 ppm.
The current sulfur dioxide (SO2) levels in York, Maine are 0.844 ppb.
The current ozone (O3) levels at York, Maine is 30.245 ppm.
The current nitrogen dioxide (NO2) levels at York, Maine is 3.352 ppb.
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