Stay updated with real-time air quality in Union, 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)
22
Good
Union, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.48 μg/m³
0
55
155
255
425
605+
24.04 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
2.63 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Union, New York
Union, New York
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AQI 22
Good
1.22μg/m³
PM2.5
8.05μg/m³
PM10
24.32ppb
O3
0.47ppb
SO2
2.25ppb
NO2
0.38ppm
CO
AQI 22
Good
1.22μg/m³
PM2.5
8.05μg/m³
PM10
24.29ppb
O3
0.47ppb
SO2
2.25ppb
NO2
0.38ppm
CO
AQI 22
Good
1.24μg/m³
PM2.5
8.10μg/m³
PM10
24.08ppb
O3
0.47ppb
SO2
2.24ppb
NO2
0.40ppm
CO
AQI 22
Good
1.25μg/m³
PM2.5
8.47μg/m³
PM10
24.19ppb
O3
0.47ppb
SO2
2.23ppb
NO2
0.39ppm
CO
AQI 23
Good
1.12μg/m³
PM2.5
15.85μg/m³
PM10
24.58ppb
O3
0.46ppb
SO2
2.31ppb
NO2
0.39ppm
CO
AQI 22
Good
1.04μg/m³
PM2.5
7.43μg/m³
PM10
24.39ppb
O3
0.50ppb
SO2
2.65ppb
NO2
0.38ppm
CO
The air quality data for New York, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Union, New York are available every hour.
Union, New York experienced its worst air quality at 05:00:00, 2026-11-12.
The best air quality in Union, New York was observed at 09:00:00 on 2026-11-12.
The air quality in Union, New York right now is Good, with an AQI of 22.
In Union, New York, O3 is the most frequently found pollutant.
When air quality in Union, New York is compromised, staying indoors and wearing a mask can reduce health risks.
Union, New York currently has a PM2.5 concentration of 1.026 μg/m3.
Union, New York currently has a PM10 concentration of 11.479 μg/m3.
The current carbon monoxide (CO) level in Union, New York is 0.383 ppm.
The current sulfur dioxide (SO2) concentration in Union, New York is 0.544 ppb.
Union, New York currently has an ozone (O3) concentration of 24.042 ppm.
The current level of nitrogen dioxide (NO2) in Union, New York is 2.632 ppb.
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