Stay updated with real-time air quality in Chester Town, New York 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)
39
Good
Chester Town, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.53 μg/m³
0
55
155
255
425
605+
42.34 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
3.83 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Chester Town, New York
Chester Town, New York
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AQI 39
Good
4.82μg/m³
PM2.5
23.18μg/m³
PM10
42.00ppb
O3
0.40ppb
SO2
3.08ppb
NO2
0.23ppm
CO
AQI 30
Good
4.51μg/m³
PM2.5
15.71μg/m³
PM10
32.07ppb
O3
0.39ppb
SO2
2.02ppb
NO2
0.23ppm
CO
AQI 44
Good
5.14μg/m³
PM2.5
19.52μg/m³
PM10
48.28ppb
O3
0.41ppb
SO2
3.12ppb
NO2
0.23ppm
CO
AQI 36
Good
3.99μg/m³
PM2.5
18.51μg/m³
PM10
39.42ppb
O3
0.38ppb
SO2
3.19ppb
NO2
0.23ppm
CO
AQI 44
Good
5.14μg/m³
PM2.5
19.52μg/m³
PM10
48.28ppb
O3
0.41ppb
SO2
3.12ppb
NO2
0.23ppm
CO
AQI 38
Good
3.80μg/m³
PM2.5
17.57μg/m³
PM10
41.37ppb
O3
0.39ppb
SO2
3.20ppb
NO2
0.23ppm
CO
Air quality measurements for New York, 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 Chester Town, New York is updated on an hourly basis.
The worst air quality in Chester Town, New York was recorded at 10:00:00 on 2026-08-04.
The best air quality in Chester Town, New York was recorded at 03:00:00 on 2026-08-04.
The real-time air quality index in Chester Town, New York is 39, currently categorized as Good.
The most common pollutant in Chester Town, New York is O3.
If the air quality in Chester Town, New York is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Chester Town, New York at present are 4.064 μg/m3.
The current PM10 levels in Chester Town, New York are 21.534 μg/m3.
The current carbon monoxide (CO) level in Chester Town, New York is 0.232 ppm.
The current sulfur dioxide (SO2) levels in Chester Town, New York are 0.396 ppb.
The current ozone (O3) levels at Chester Town, New York is 42.344 ppm.
The current nitrogen dioxide (NO2) levels at Chester Town, New York is 3.832 ppb.
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