Stay updated with real-time air quality in Reading City, 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)
35
Good
Reading City, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.76 μg/m³
0
55
155
255
425
605+
37.96 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
10.41 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Reading City, Pennsylvania
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AQI 40
Good
3.40μg/m³
PM2.5
15.47μg/m³
PM10
43.15ppb
O3
0.64ppb
SO2
2.13ppb
NO2
0.26ppm
CO
AQI 41
Good
3.34μg/m³
PM2.5
15.17μg/m³
PM10
43.66ppb
O3
0.65ppb
SO2
2.14ppb
NO2
0.26ppm
CO
AQI 41
Good
3.33μg/m³
PM2.5
15.18μg/m³
PM10
43.70ppb
O3
0.65ppb
SO2
2.14ppb
NO2
0.26ppm
CO
AQI 39
Good
3.39μg/m³
PM2.5
17.65μg/m³
PM10
42.19ppb
O3
0.52ppb
SO2
2.10ppb
NO2
0.26ppm
CO
AQI 40
Good
3.42μg/m³
PM2.5
15.48μg/m³
PM10
42.90ppb
O3
0.63ppb
SO2
2.11ppb
NO2
0.26ppm
CO
AQI 44
Good
3.33μg/m³
PM2.5
14.35μg/m³
PM10
48.18ppb
O3
0.53ppb
SO2
1.81ppb
NO2
0.26ppm
CO
The air quality data for Pennsylvania, 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 Reading City, Pennsylvania are available every hour.
Reading City, Pennsylvania experienced its worst air quality at 02:00:00, 2026-03-09.
The best air quality in Reading City, Pennsylvania was observed at 12:00:00 on 2026-03-09.
The air quality in Reading City, Pennsylvania right now is Good, with an AQI of 35.
In Reading City, Pennsylvania, O3 is the most frequently found pollutant.
When air quality in Reading City, Pennsylvania is compromised, staying indoors and wearing a mask can reduce health risks.
Reading City, Pennsylvania currently has a PM2.5 concentration of 3.819 μg/m3.
Reading City, Pennsylvania currently has a PM10 concentration of 16.76 μg/m3.
The current carbon monoxide (CO) level in Reading City, Pennsylvania is 0.281 ppm.
The current sulfur dioxide (SO2) concentration in Reading City, Pennsylvania is 0.711 ppb.
Reading City, Pennsylvania currently has an ozone (O3) concentration of 37.961 ppm.
The current level of nitrogen dioxide (NO2) in Reading City, Pennsylvania is 10.409 ppb.
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