Stay updated with real-time air quality in North Hempstead, 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 Hempstead, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
45.20 μg/m³
0
55
155
255
425
605+
43.72 ppb
0
55
71
86
201
201+
0.64 ppb
0
36
76
186
605
1005+
16.61 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Hempstead, New York
North Hempstead, New York
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AQI 52
Moderate
9.84μg/m³
PM2.5
45.20μg/m³
PM10
43.72ppb
O3
0.64ppb
SO2
16.61ppb
NO2
0.28ppm
CO
AQI 54
Moderate
10.91μg/m³
PM2.5
43.09μg/m³
PM10
44.32ppb
O3
0.52ppb
SO2
16.57ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.84μg/m³
PM2.5
45.20μg/m³
PM10
43.72ppb
O3
0.64ppb
SO2
16.61ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.84μg/m³
PM2.5
45.21μg/m³
PM10
42.16ppb
O3
0.51ppb
SO2
16.61ppb
NO2
0.27ppm
CO
AQI 54
Moderate
10.99μg/m³
PM2.5
53.04μg/m³
PM10
43.20ppb
O3
0.63ppb
SO2
16.36ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.57μg/m³
PM2.5
43.20μg/m³
PM10
42.65ppb
O3
0.66ppb
SO2
16.62ppb
NO2
0.28ppm
CO
Air quality and pollutant data for New York, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for North Hempstead, New York is updated every hour for accuracy.
In the past 24 hours, the air quality in North Hempstead, New York was at its worst at 07:00:00 on 2026-08-13.
In the last 24 hours, the best air quality in North Hempstead, New York was observed at 03:00:00 on 2026-08-14.
As of now, the AQI in North Hempstead, New York is 52, indicating Moderate conditions.
North Hempstead, New York air has the highest levels of PM2.5.
Poor air quality in North Hempstead, New York means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Hempstead, New York are currently 9.841 μg/m3.
The PM10 concentration in North Hempstead, New York is 45.205 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Hempstead, New York is 0.277 ppm.
Currently, North Hempstead, New York has a sulfur dioxide (SO2) concentration of 0.635 ppb.
The current ozone (O3) level in North Hempstead, New York at the moment is 43.724 ppm.
Nitrogen dioxide (NO2) level in North Hempstead, New York at the moment is 16.609 ppb.
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