Stay updated with real-time air quality in Halfmoon, 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)
64
Moderate
Halfmoon, New York
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
15.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.66 μg/m³
0
55
155
255
425
605+
20.45 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
2.94 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Halfmoon, New York
Halfmoon, New York
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AQI 71
Moderate
12.54μg/m³
PM2.5
95.02μg/m³
PM10
29.10ppb
O3
0.15ppb
SO2
3.03ppb
NO2
0.26ppm
CO
AQI 73
Moderate
17.44μg/m³
PM2.5
99.33μg/m³
PM10
36.30ppb
O3
0.15ppb
SO2
2.55ppb
NO2
0.25ppm
CO
AQI 44
Good
8.01μg/m³
PM2.5
24.74μg/m³
PM10
29.19ppb
O3
0.15ppb
SO2
2.91ppb
NO2
0.23ppm
CO
AQI 66
Moderate
17.22μg/m³
PM2.5
50.61μg/m³
PM10
28.98ppb
O3
0.15ppb
SO2
2.53ppb
NO2
0.26ppm
CO
AQI 44
Good
7.90μg/m³
PM2.5
42.29μg/m³
PM10
27.01ppb
O3
0.15ppb
SO2
3.01ppb
NO2
0.26ppm
CO
AQI 79
Moderate
18.63μg/m³
PM2.5
110.59μg/m³
PM10
37.06ppb
O3
0.15ppb
SO2
2.50ppb
NO2
0.26ppm
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 Halfmoon, New York is updated every hour.
The worst air quality in Halfmoon, New York in the last 24 hours was observed at 03:00:00 on 2025-07-30.
In the last 24 hrs, the best air quality in Halfmoon, New York was observed at 03:00:00 on 2025-07-31.
The current air quality in Halfmoon, New York is 44, categorized as Good based on real-time data.
The most common pollutant in Halfmoon, New York is PM2.5.
If the air quality in Halfmoon, New York is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Halfmoon, New York is 7.563 μg/m3.
The current PM10 concentration at Halfmoon, New York is 33.949 μg/m3.
The current carbon monoxide (CO) concentration at Halfmoon, New York is 0.224 ppm.
The current sulfur dioxide (SO2) concentration at Halfmoon, New York is 0.148 ppb.
The current ozone (O3) concentration at Halfmoon, New York is 26.915 ppm.
The current nitrogen dioxide (NO2) concentration at Halfmoon, New York is 3.038 ppb.
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