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)
34
Good
North Hempstead, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.94 μg/m³
0
55
155
255
425
605+
37.12 ppb
0
55
71
86
201
201+
0.11 ppb
0
36
76
186
605
1005+
8.58 ppb
0
54
101
361
1250
2050+
0.24 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 34
Good
5.81μg/m³
PM2.5
22.94μg/m³
PM10
37.12ppb
O3
0.11ppb
SO2
8.58ppb
NO2
0.24ppm
CO
AQI 34
Good
4.14μg/m³
PM2.5
20.61μg/m³
PM10
36.69ppb
O3
0.11ppb
SO2
8.46ppb
NO2
0.23ppm
CO
AQI 34
Good
5.81μg/m³
PM2.5
22.94μg/m³
PM10
37.12ppb
O3
0.11ppb
SO2
8.58ppb
NO2
0.24ppm
CO
AQI 31
Good
3.65μg/m³
PM2.5
14.60μg/m³
PM10
34.11ppb
O3
0.11ppb
SO2
8.63ppb
NO2
0.23ppm
CO
AQI 33
Good
5.42μg/m³
PM2.5
22.68μg/m³
PM10
35.56ppb
O3
0.11ppb
SO2
8.24ppb
NO2
0.24ppm
CO
AQI 34
Good
5.31μg/m³
PM2.5
18.39μg/m³
PM10
37.13ppb
O3
0.11ppb
SO2
8.94ppb
NO2
0.24ppm
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 03:00:00 on 2026-08-04.
In the last 24 hours, the best air quality in North Hempstead, New York was observed at 12:00:00 on 2026-08-04.
As of now, the AQI in North Hempstead, New York is 34, indicating Good conditions.
North Hempstead, New York air has the highest levels of O3.
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 5.814 μg/m3.
The PM10 concentration in North Hempstead, New York is 22.941 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Hempstead, New York is 0.237 ppm.
Currently, North Hempstead, New York has a sulfur dioxide (SO2) concentration of 0.112 ppb.
The current ozone (O3) level in North Hempstead, New York at the moment is 37.122 ppm.
Nitrogen dioxide (NO2) level in North Hempstead, New York at the moment is 8.583 ppb.
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