Stay updated with real-time air quality in North Castle, 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)
52
Moderate
North Castle, New York
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.35 μg/m³
0
55
155
255
425
605+
17.15 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
16.02 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Castle, New York
North Castle, New York
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AQI 52
Moderate
9.96μg/m³
PM2.5
34.08μg/m³
PM10
18.13ppb
O3
0.57ppb
SO2
15.59ppb
NO2
0.35ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
27.41μg/m³
PM10
17.22ppb
O3
0.59ppb
SO2
17.89ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.86μg/m³
PM2.5
39.25μg/m³
PM10
18.57ppb
O3
0.58ppb
SO2
13.52ppb
NO2
0.35ppm
CO
AQI 49
Good
9.32μg/m³
PM2.5
40.60μg/m³
PM10
17.54ppb
O3
0.63ppb
SO2
16.72ppb
NO2
0.37ppm
CO
AQI 49
Good
8.69μg/m³
PM2.5
38.30μg/m³
PM10
17.97ppb
O3
0.61ppb
SO2
16.38ppb
NO2
0.37ppm
CO
AQI 56
Moderate
11.86μg/m³
PM2.5
43.30μg/m³
PM10
18.68ppb
O3
0.58ppb
SO2
17.86ppb
NO2
0.36ppm
CO
Air quality data and pollutant measurements for New York, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for North Castle, New York is updated every hour.
The worst air quality in North Castle, New York in the last 24 hours was observed at 09:00:00 on 2025-06-06.
In the last 24 hrs, the best air quality in North Castle, New York was observed at 11:00:00 on 2025-06-07.
The current air quality in North Castle, New York is 52, categorized as Moderate based on real-time data.
The most common pollutant in North Castle, New York is PM2.5.
If the air quality in North Castle, New York is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at North Castle, New York is 9.923 μg/m3.
The current PM10 concentration at North Castle, New York is 40.347 μg/m3.
The current carbon monoxide (CO) concentration at North Castle, New York is 0.363 ppm.
The current sulfur dioxide (SO2) concentration at North Castle, New York is 0.602 ppb.
The current ozone (O3) concentration at North Castle, New York is 17.152 ppm.
The current nitrogen dioxide (NO2) concentration at North Castle, New York is 16.019 ppb.
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