Stay updated with real-time air quality in Hanover 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)
24
Good
Hanover Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.46 μg/m³
0
55
155
255
425
605+
25.70 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
4.74 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Very high
Hanover Borough, Pennsylvania
Hanover Borough, Pennsylvania
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AQI 24
Good
4.11μg/m³
PM2.5
24.46μg/m³
PM10
25.70ppb
O3
0.70ppb
SO2
4.74ppb
NO2
0.17ppm
CO
AQI 23
Good
4.16μg/m³
PM2.5
24.12μg/m³
PM10
24.94ppb
O3
0.70ppb
SO2
5.75ppb
NO2
0.17ppm
CO
AQI 30
Good
3.31μg/m³
PM2.5
14.61μg/m³
PM10
32.47ppb
O3
0.70ppb
SO2
4.55ppb
NO2
0.17ppm
CO
AQI 27
Good
5.04μg/m³
PM2.5
23.75μg/m³
PM10
26.01ppb
O3
0.70ppb
SO2
4.67ppb
NO2
0.17ppm
CO
AQI 38
Good
7.07μg/m³
PM2.5
39.18μg/m³
PM10
27.53ppb
O3
0.70ppb
SO2
4.97ppb
NO2
0.17ppm
CO
AQI 23
Good
3.21μg/m³
PM2.5
13.10μg/m³
PM10
24.60ppb
O3
0.71ppb
SO2
5.68ppb
NO2
0.17ppm
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 Hanover Borough, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Hanover Borough, Pennsylvania was at its worst at 04:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in Hanover Borough, Pennsylvania was observed at 02:00:00 on 2026-01-23.
As of now, the AQI in Hanover Borough, Pennsylvania is 24, indicating Good conditions.
Hanover Borough, Pennsylvania air has the highest levels of O3.
Poor air quality in Hanover Borough, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Hanover Borough, Pennsylvania are currently 4.106 μg/m3.
The PM10 concentration in Hanover Borough, Pennsylvania is 24.462 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Hanover Borough, Pennsylvania is 0.172 ppm.
Currently, Hanover Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.703 ppb.
The current ozone (O3) level in Hanover Borough, Pennsylvania at the moment is 25.701 ppm.
Nitrogen dioxide (NO2) level in Hanover Borough, Pennsylvania at the moment is 4.741 ppb.
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