Real-time air quality index in York, Maine today
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)
56
Moderate
York, Maine
Last updated: ... (Local time)
Common air pollutants in York, Maine
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
11.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
28.04 μg/m³
0
55
155
255
425
605+
Ozone (O3)
15.80 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.59 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
3.88 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
York, Maine
York, Maine
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York, Maine air quality map: Real-time AQI near you
Air quality in nearby cities
Kittery, Maine
AQI 56
Moderate
11.86μg/m³
PM2.5
21.27μg/m³
PM10
14.20ppb
O3
0.69ppb
SO2
9.40ppb
NO2
0.23ppm
CO
Portsmouth, New Hampshire
AQI 56
Moderate
11.89μg/m³
PM2.5
21.20μg/m³
PM10
14.15ppb
O3
0.70ppb
SO2
9.41ppb
NO2
0.23ppm
CO
Wells, Maine
AQI 52
Moderate
10.25μg/m³
PM2.5
54.10μg/m³
PM10
31.47ppb
O3
0.59ppb
SO2
8.56ppb
NO2
0.23ppm
CO
Dover, New Hampshire
AQI 52
Moderate
10.31μg/m³
PM2.5
38.14μg/m³
PM10
18.63ppb
O3
0.60ppb
SO2
8.08ppb
NO2
0.23ppm
CO
Somersworth, New Hampshire
AQI 52
Moderate
10.31μg/m³
PM2.5
38.14μg/m³
PM10
18.64ppb
O3
0.59ppb
SO2
8.02ppb
NO2
0.23ppm
CO
Durham, New Hampshire
AQI 52
Moderate
10.12μg/m³
PM2.5
41.80μg/m³
PM10
18.81ppb
O3
0.60ppb
SO2
8.21ppb
NO2
0.23ppm
CO
How accurate is Maine, USA air quality data?
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
Frequently asked questions
How frequently is the air quality data for York, Maine updated?
Air quality data for York, Maine is updated on an hourly basis.
When did York, Maine experience the worst air quality in the last 24 hours?
The worst air quality in York, Maine was recorded at 07:00:00 on 2025-07-31.
When did York, Maine have its best air quality in the last 24 hours?
The best air quality in York, Maine was recorded at 09:00:00 on 2025-07-30.
What is the real-time air quality index for York, Maine?
The real-time air quality index in York, Maine is 56, currently categorized as Moderate.
Which pollutant is found most often in York, Maine?
The most common pollutant in York, Maine is PM2.5.
What can I do if the air quality in York, Maine is poor?
If the air quality in York, Maine is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in York, Maine?
The measured PM2.5 levels in York, Maine at present are 12.085 μg/m3.
What are the current PM10 levels at York, Maine?
The current PM10 levels in York, Maine are 26.158 μg/m3.
What are the current carbon monoxide (CO) levels at York, Maine?
The current carbon monoxide (CO) level in York, Maine is 0.203 ppm.
What are the current sulfur dioxide (SO2) levels at York, Maine?
The current sulfur dioxide (SO2) levels in York, Maine are 0.637 ppb.
What are the current ozone (O3) levels at York, Maine?
The current ozone (O3) levels at York, Maine is 15.306 ppm.
What are the current nitrogen dioxide (NO2) levels at York, Maine?
The current nitrogen dioxide (NO2) levels at York, Maine is 7.351 ppb.
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