Stay updated with real-time air quality in Sleepy Hollow, 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)
38
Good
Sleepy Hollow, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.83 μg/m³
0
55
155
255
425
605+
18.67 ppb
0
55
71
86
201
201+
1.17 ppb
0
36
76
186
605
1005+
18.83 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sleepy Hollow, New York
Sleepy Hollow, New York
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AQI 54
Moderate
10.63μg/m³
PM2.5
47.56μg/m³
PM10
13.03ppb
O3
1.31ppb
SO2
23.28ppb
NO2
0.43ppm
CO
AQI 54
Moderate
11.02μg/m³
PM2.5
49.30μg/m³
PM10
13.02ppb
O3
1.29ppb
SO2
22.34ppb
NO2
0.43ppm
CO
AQI 54
Moderate
10.61μg/m³
PM2.5
47.67μg/m³
PM10
12.67ppb
O3
1.32ppb
SO2
26.39ppb
NO2
0.43ppm
CO
AQI 52
Moderate
9.88μg/m³
PM2.5
46.33μg/m³
PM10
22.98ppb
O3
1.35ppb
SO2
21.20ppb
NO2
0.44ppm
CO
AQI 52
Moderate
9.69μg/m³
PM2.5
31.76μg/m³
PM10
19.65ppb
O3
1.37ppb
SO2
20.52ppb
NO2
0.44ppm
CO
AQI 44
Good
8.18μg/m³
PM2.5
27.95μg/m³
PM10
20.36ppb
O3
1.29ppb
SO2
18.16ppb
NO2
0.42ppm
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 Sleepy Hollow, New York are available every hour.
Sleepy Hollow, New York experienced its worst air quality at 05:00:00, 2026-11-03.
The best air quality in Sleepy Hollow, New York was observed at 06:00:00 on 2026-11-02.
The air quality in Sleepy Hollow, New York right now is Good, with an AQI of 38.
In Sleepy Hollow, New York, PM2.5 is the most frequently found pollutant.
When air quality in Sleepy Hollow, New York is compromised, staying indoors and wearing a mask can reduce health risks.
Sleepy Hollow, New York currently has a PM2.5 concentration of 6.801 μg/m3.
Sleepy Hollow, New York currently has a PM10 concentration of 28.834 μg/m3.
The current carbon monoxide (CO) level in Sleepy Hollow, New York is 0.363 ppm.
The current sulfur dioxide (SO2) concentration in Sleepy Hollow, New York is 1.173 ppb.
Sleepy Hollow, New York currently has an ozone (O3) concentration of 18.667 ppm.
The current level of nitrogen dioxide (NO2) in Sleepy Hollow, New York is 18.827 ppb.
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