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

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.13 μg/m³
0
55
155
255
425
605+
17.67 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
10.66 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bethlehem, New York
Scroll To Air Quality MapLoading...
AQI 52
Moderate
10.23μg/m³
PM2.5
22.17μg/m³
PM10
17.48ppb
O3
0.33ppb
SO2
10.77ppb
NO2
0.17ppm
CO
AQI 54
Moderate
10.60μg/m³
PM2.5
21.99μg/m³
PM10
17.97ppb
O3
0.33ppb
SO2
10.47ppb
NO2
0.17ppm
CO
AQI 54
Moderate
10.92μg/m³
PM2.5
23.18μg/m³
PM10
11.52ppb
O3
0.31ppb
SO2
12.19ppb
NO2
0.21ppm
CO
AQI 52
Moderate
10.44μg/m³
PM2.5
22.07μg/m³
PM10
17.78ppb
O3
0.33ppb
SO2
10.59ppb
NO2
0.17ppm
CO
AQI 54
Moderate
11.30μg/m³
PM2.5
22.68μg/m³
PM10
19.39ppb
O3
0.31ppb
SO2
10.52ppb
NO2
0.22ppm
CO
AQI 54
Moderate
10.53μg/m³
PM2.5
22.05μg/m³
PM10
17.91ppb
O3
0.33ppb
SO2
10.52ppb
NO2
0.17ppm
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 Bethlehem, New York is updated every hour for accuracy.
In the past 24 hours, the air quality in Bethlehem, New York was at its worst at 03:00:00 on 2026-03-08.
In the last 24 hours, the best air quality in Bethlehem, New York was observed at 06:00:00 on 2026-03-07.
As of now, the AQI in Bethlehem, New York is 52, indicating Moderate conditions.
Bethlehem, New York air has the highest levels of PM2.5.
Poor air quality in Bethlehem, New York means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Bethlehem, New York are currently 10.36 μg/m3.
The PM10 concentration in Bethlehem, New York is 22.128 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Bethlehem, New York is 0.169 ppm.
Currently, Bethlehem, New York has a sulfur dioxide (SO2) concentration of 0.325 ppb.
The current ozone (O3) level in Bethlehem, New York at the moment is 17.669 ppm.
Nitrogen dioxide (NO2) level in Bethlehem, New York at the moment is 10.663 ppb.
All Rights Reserved © Ambee Inc. 2025