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)
36
Good
York, Maine
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.32 μg/m³
0
55
155
255
425
605+
33.75 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
9.74 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
York, Maine
York, Maine
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AQI 34
Good
6.00μg/m³
PM2.5
36.93μg/m³
PM10
33.02ppb
O3
0.60ppb
SO2
9.81ppb
NO2
0.28ppm
CO
AQI 34
Good
6.00μg/m³
PM2.5
36.95μg/m³
PM10
33.02ppb
O3
0.60ppb
SO2
9.81ppb
NO2
0.28ppm
CO
AQI 36
Good
5.44μg/m³
PM2.5
17.27μg/m³
PM10
39.48ppb
O3
0.64ppb
SO2
10.05ppb
NO2
0.27ppm
CO
AQI 35
Good
5.82μg/m³
PM2.5
27.95μg/m³
PM10
38.23ppb
O3
0.66ppb
SO2
9.94ppb
NO2
0.26ppm
CO
AQI 37
Good
5.88μg/m³
PM2.5
27.94μg/m³
PM10
40.29ppb
O3
0.66ppb
SO2
9.94ppb
NO2
0.26ppm
CO
AQI 34
Good
5.83μg/m³
PM2.5
35.83μg/m³
PM10
37.05ppb
O3
0.65ppb
SO2
9.87ppb
NO2
0.27ppm
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 02:00:00 on 2025-12-28.
The best air quality in York, Maine was recorded at 10:00:00 on 2025-12-27.
The real-time air quality index in York, Maine is 36, currently categorized as Good.
The most common pollutant in York, Maine is PM10.
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 6.289 μg/m3.
The current PM10 levels in York, Maine are 39.321 μg/m3.
The current carbon monoxide (CO) level in York, Maine is 0.274 ppm.
The current sulfur dioxide (SO2) levels in York, Maine are 0.606 ppb.
The current ozone (O3) levels at York, Maine is 33.746 ppm.
The current nitrogen dioxide (NO2) levels at York, Maine is 9.74 ppb.
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