Stay updated with real-time air quality in Cornwall, 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)
38
Good
Cornwall, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.10 μg/m³
0
55
155
255
425
605+
35.54 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
17.97 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cornwall, New York
Cornwall, New York
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AQI 33
Good
5.93μg/m³
PM2.5
26.55μg/m³
PM10
35.49ppb
O3
0.69ppb
SO2
7.68ppb
NO2
0.35ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
27.00μg/m³
PM10
35.76ppb
O3
0.69ppb
SO2
6.59ppb
NO2
0.35ppm
CO
AQI 33
Good
5.89μg/m³
PM2.5
26.36μg/m³
PM10
35.45ppb
O3
0.69ppb
SO2
7.67ppb
NO2
0.35ppm
CO
AQI 34
Good
5.40μg/m³
PM2.5
20.05μg/m³
PM10
36.68ppb
O3
0.73ppb
SO2
12.43ppb
NO2
0.36ppm
CO
AQI 33
Good
5.39μg/m³
PM2.5
19.99μg/m³
PM10
35.81ppb
O3
0.72ppb
SO2
24.83ppb
NO2
0.35ppm
CO
AQI 33
Good
5.73μg/m³
PM2.5
25.28μg/m³
PM10
34.94ppb
O3
0.68ppb
SO2
9.51ppb
NO2
0.35ppm
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 Cornwall, New York is updated on an hourly basis.
The worst air quality in Cornwall, New York was recorded at 03:00:00 on 2026-11-03.
The best air quality in Cornwall, New York was recorded at 06:00:00 on 2026-11-03.
The real-time air quality index in Cornwall, New York is 38, currently categorized as Good.
The most common pollutant in Cornwall, New York is PM2.5.
If the air quality in Cornwall, New York is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Cornwall, New York at present are 6.818 μg/m3.
The current PM10 levels in Cornwall, New York are 30.097 μg/m3.
The current carbon monoxide (CO) level in Cornwall, New York is 0.382 ppm.
The current sulfur dioxide (SO2) levels in Cornwall, New York are 0.578 ppb.
The current ozone (O3) levels at Cornwall, New York is 35.538 ppm.
The current nitrogen dioxide (NO2) levels at Cornwall, New York is 17.968 ppb.
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