Stay updated with real-time air quality in Lansdowne, 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)
23
Good
Lansdowne, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.89 μg/m³
0
55
155
255
425
605+
25.07 ppb
0
55
71
86
201
201+
0.89 ppb
0
36
76
186
605
1005+
7.66 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lansdowne, Pennsylvania
Lansdowne, Pennsylvania
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AQI 27
Good
4.83μg/m³
PM2.5
20.94μg/m³
PM10
23.36ppb
O3
0.88ppb
SO2
11.20ppb
NO2
0.39ppm
CO
AQI 27
Good
5.10μg/m³
PM2.5
22.13μg/m³
PM10
23.36ppb
O3
0.85ppb
SO2
11.03ppb
NO2
0.38ppm
CO
AQI 33
Good
5.53μg/m³
PM2.5
24.10μg/m³
PM10
22.58ppb
O3
0.86ppb
SO2
11.59ppb
NO2
0.39ppm
CO
AQI 33
Good
5.88μg/m³
PM2.5
25.88μg/m³
PM10
22.83ppb
O3
0.81ppb
SO2
9.24ppb
NO2
0.35ppm
CO
AQI 27
Good
4.58μg/m³
PM2.5
18.94μg/m³
PM10
24.55ppb
O3
0.84ppb
SO2
9.04ppb
NO2
0.36ppm
CO
AQI 27
Good
4.65μg/m³
PM2.5
18.95μg/m³
PM10
24.77ppb
O3
0.85ppb
SO2
9.38ppb
NO2
0.36ppm
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 Lansdowne, Pennsylvania are available every hour.
Lansdowne, Pennsylvania experienced its worst air quality at 06:00:00, 2026-06-07.
The best air quality in Lansdowne, Pennsylvania was observed at 10:00:00 on 2026-06-08.
The air quality in Lansdowne, Pennsylvania right now is Good, with an AQI of 27.
In Lansdowne, Pennsylvania, PM2.5 is the most frequently found pollutant.
When air quality in Lansdowne, Pennsylvania is compromised, staying indoors and wearing a mask can reduce health risks.
Lansdowne, Pennsylvania currently has a PM2.5 concentration of 4.554 μg/m3.
Lansdowne, Pennsylvania currently has a PM10 concentration of 20.193 μg/m3.
The current carbon monoxide (CO) level in Lansdowne, Pennsylvania is 0.372 ppm.
The current sulfur dioxide (SO2) concentration in Lansdowne, Pennsylvania is 0.871 ppb.
Lansdowne, Pennsylvania currently has an ozone (O3) concentration of 23.642 ppm.
The current level of nitrogen dioxide (NO2) in Lansdowne, Pennsylvania is 9.233 ppb.
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