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)
52
Moderate
Northampton Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.51 μg/m³
0
55
155
255
425
605+
23.86 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
13.11 ppb
0
54
101
361
1250
2050+
0.41 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 52
Moderate
9.55μg/m³
PM2.5
41.51μg/m³
PM10
23.86ppb
O3
0.61ppb
SO2
13.11ppb
NO2
0.41ppm
CO
AQI 49
Good
9.44μg/m³
PM2.5
41.46μg/m³
PM10
24.79ppb
O3
0.61ppb
SO2
13.10ppb
NO2
0.41ppm
CO
AQI 56
Moderate
12.33μg/m³
PM2.5
46.09μg/m³
PM10
25.05ppb
O3
0.65ppb
SO2
13.06ppb
NO2
0.41ppm
CO
AQI 52
Moderate
9.78μg/m³
PM2.5
42.48μg/m³
PM10
25.04ppb
O3
0.61ppb
SO2
13.02ppb
NO2
0.41ppm
CO
AQI 49
Good
9.10μg/m³
PM2.5
41.05μg/m³
PM10
26.29ppb
O3
0.62ppb
SO2
13.09ppb
NO2
0.41ppm
CO
AQI 52
Moderate
9.90μg/m³
PM2.5
46.53μg/m³
PM10
25.30ppb
O3
0.58ppb
SO2
13.28ppb
NO2
0.41ppm
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 08:00:00 on 2026-08-12.
In the last 24 hours, the best air quality in Northampton Borough, Pennsylvania was observed at 03:00:00 on 2026-08-12.
As of now, the AQI in Northampton Borough, Pennsylvania is 52, indicating Moderate 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 9.55 μg/m3.
The PM10 concentration in Northampton Borough, Pennsylvania is 41.508 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Northampton Borough, Pennsylvania is 0.41 ppm.
Currently, Northampton Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.611 ppb.
The current ozone (O3) level in Northampton Borough, Pennsylvania at the moment is 23.86 ppm.
Nitrogen dioxide (NO2) level in Northampton Borough, Pennsylvania at the moment is 13.106 ppb.
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