Stay updated with real-time air quality in Ulster, 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)
49
Good
Ulster, New York
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.62 μg/m³
0
55
155
255
425
605+
10.84 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
5.01 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ulster, New York
Ulster, New York
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AQI 60
Moderate
14.36μg/m³
PM2.5
60.81μg/m³
PM10
4.29ppb
O3
0.28ppb
SO2
11.13ppb
NO2
0.50ppm
CO
AQI 64
Moderate
15.75μg/m³
PM2.5
50.27μg/m³
PM10
6.08ppb
O3
0.28ppb
SO2
10.88ppb
NO2
0.42ppm
CO
AQI 58
Moderate
13.44μg/m³
PM2.5
59.43μg/m³
PM10
8.91ppb
O3
0.28ppb
SO2
10.58ppb
NO2
0.43ppm
CO
AQI 58
Moderate
12.58μg/m³
PM2.5
50.39μg/m³
PM10
9.04ppb
O3
0.28ppb
SO2
11.21ppb
NO2
0.49ppm
CO
AQI 64
Moderate
16.11μg/m³
PM2.5
40.11μg/m³
PM10
8.21ppb
O3
0.29ppb
SO2
9.83ppb
NO2
0.52ppm
CO
AQI 60
Moderate
14.16μg/m³
PM2.5
56.32μg/m³
PM10
9.69ppb
O3
0.29ppb
SO2
11.41ppb
NO2
0.53ppm
CO
Air quality measurements for New York, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Ulster, New York is updated on an hourly basis.
The worst air quality in Ulster, New York was recorded at 10:00:00 on 2025-07-29.
The best air quality in Ulster, New York was recorded at 09:00:00 on 2025-07-28.
The real-time air quality index in Ulster, New York is 62, currently categorized as Moderate.
The most common pollutant in Ulster, New York is PM2.5.
If the air quality in Ulster, New York is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ulster, New York at present are 14.646 μg/m3.
The current PM10 levels in Ulster, New York are 58.236 μg/m3.
The current carbon monoxide (CO) level in Ulster, New York is 0.458 ppm.
The current sulfur dioxide (SO2) levels in Ulster, New York are 0.268 ppb.
The current ozone (O3) levels at Ulster, New York is 9.042 ppm.
The current nitrogen dioxide (NO2) levels at Ulster, New York is 8.261 ppb.
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