Stay updated with real-time air quality in Northampton Borough, Pennsylvania 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)
27
Good
Northampton Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.08 μg/m³
0
55
155
255
425
605+
16.09 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
3.36 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Northampton Borough, Pennsylvania
Northampton Borough, Pennsylvania
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AQI 27
Good
4.66μg/m³
PM2.5
20.08μg/m³
PM10
16.09ppb
O3
0.40ppb
SO2
3.36ppb
NO2
0.30ppm
CO
AQI 27
Good
4.80μg/m³
PM2.5
20.71μg/m³
PM10
16.02ppb
O3
0.40ppb
SO2
3.39ppb
NO2
0.30ppm
CO
AQI 33
Good
5.54μg/m³
PM2.5
23.52μg/m³
PM10
22.23ppb
O3
0.40ppb
SO2
3.52ppb
NO2
0.30ppm
CO
AQI 27
Good
4.93μg/m³
PM2.5
21.25μg/m³
PM10
16.25ppb
O3
0.40ppb
SO2
3.42ppb
NO2
0.30ppm
CO
AQI 27
Good
5.00μg/m³
PM2.5
21.57μg/m³
PM10
15.94ppb
O3
0.41ppb
SO2
3.43ppb
NO2
0.30ppm
CO
AQI 33
Good
6.47μg/m³
PM2.5
25.57μg/m³
PM10
17.25ppb
O3
0.40ppb
SO2
3.50ppb
NO2
0.30ppm
CO
Air quality and pollutant data for Pennsylvania, 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 Northampton Borough, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Northampton Borough, Pennsylvania was at its worst at 10:00:00 on 2026-09-19.
In the last 24 hours, the best air quality in Northampton Borough, Pennsylvania was observed at 06:00:00 on 2026-09-20.
As of now, the AQI in Northampton Borough, Pennsylvania is 27, indicating Good conditions.
Northampton Borough, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in Northampton Borough, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Northampton Borough, Pennsylvania are currently 4.657 μg/m3.
The PM10 concentration in Northampton Borough, Pennsylvania is 20.082 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Northampton Borough, Pennsylvania is 0.302 ppm.
Currently, Northampton Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.403 ppb.
The current ozone (O3) level in Northampton Borough, Pennsylvania at the moment is 16.089 ppm.
Nitrogen dioxide (NO2) level in Northampton Borough, Pennsylvania at the moment is 3.359 ppb.
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