Stay updated with real-time air quality in Lake Oswego, Oregon 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
Lake Oswego, Oregon
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.43 μg/m³
0
55
155
255
425
605+
17.42 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
2.63 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lake Oswego, Oregon
Lake Oswego, Oregon
Scroll To Air Quality MapLoading...
AQI 27
Good
4.58μg/m³
PM2.5
20.06μg/m³
PM10
24.26ppb
O3
0.25ppb
SO2
9.88ppb
NO2
0.17ppm
CO
AQI 23
Good
4.18μg/m³
PM2.5
18.26μg/m³
PM10
24.97ppb
O3
0.25ppb
SO2
9.19ppb
NO2
0.14ppm
CO
AQI 23
Good
4.31μg/m³
PM2.5
19.05μg/m³
PM10
24.86ppb
O3
0.25ppb
SO2
9.13ppb
NO2
0.17ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
20.27μg/m³
PM10
25.01ppb
O3
0.25ppb
SO2
10.04ppb
NO2
0.18ppm
CO
AQI 23
Good
4.30μg/m³
PM2.5
19.00μg/m³
PM10
24.77ppb
O3
0.25ppb
SO2
9.12ppb
NO2
0.17ppm
CO
AQI 23
Good
4.42μg/m³
PM2.5
19.46μg/m³
PM10
25.46ppb
O3
0.25ppb
SO2
9.55ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Oregon, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Lake Oswego, Oregon is updated every hour.
The worst air quality in Lake Oswego, Oregon in the last 24 hours was observed at 12:00:00 on 2025-07-21.
In the last 24 hrs, the best air quality in Lake Oswego, Oregon was observed at 01:00:00 on 2025-07-20.
The current air quality in Lake Oswego, Oregon is 27, categorized as Good based on real-time data.
The most common pollutant in Lake Oswego, Oregon is PM2.5.
If the air quality in Lake Oswego, Oregon is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Lake Oswego, Oregon is 4.851 μg/m3.
The current PM10 concentration at Lake Oswego, Oregon is 21.085 μg/m3.
The current carbon monoxide (CO) concentration at Lake Oswego, Oregon is 0.21 ppm.
The current sulfur dioxide (SO2) concentration at Lake Oswego, Oregon is 0.248 ppb.
The current ozone (O3) concentration at Lake Oswego, Oregon is 23.275 ppm.
The current nitrogen dioxide (NO2) concentration at Lake Oswego, Oregon is 11.202 ppb.
All Rights Reserved © Ambee Inc. 2025