Stay updated with real-time air quality in West Linn, 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)
22
Good
West Linn, Oregon
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.56 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+
2.37 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Linn, Oregon
West Linn, Oregon
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AQI 22
Good
4.21μg/m³
PM2.5
18.82μg/m³
PM10
20.93ppb
O3
0.28ppb
SO2
2.18ppb
NO2
0.10ppm
CO
AQI 22
Good
4.00μg/m³
PM2.5
18.00μg/m³
PM10
20.44ppb
O3
0.28ppb
SO2
2.18ppb
NO2
0.10ppm
CO
AQI 22
Good
4.29μg/m³
PM2.5
18.92μg/m³
PM10
20.74ppb
O3
0.28ppb
SO2
2.15ppb
NO2
0.10ppm
CO
AQI 22
Good
4.01μg/m³
PM2.5
18.03μg/m³
PM10
20.53ppb
O3
0.28ppb
SO2
2.18ppb
NO2
0.10ppm
CO
AQI 27
Good
4.69μg/m³
PM2.5
20.41μg/m³
PM10
20.85ppb
O3
0.29ppb
SO2
2.10ppb
NO2
0.10ppm
CO
AQI 22
Good
3.92μg/m³
PM2.5
17.34μg/m³
PM10
20.94ppb
O3
0.28ppb
SO2
2.19ppb
NO2
0.10ppm
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 West Linn, Oregon is updated every hour.
The worst air quality in West Linn, Oregon in the last 24 hours was observed at 03:00:00 on 2025-07-22.
In the last 24 hrs, the best air quality in West Linn, Oregon was observed at 05:00:00 on 2025-07-21.
The current air quality in West Linn, Oregon is 22, categorized as Good based on real-time data.
The most common pollutant in West Linn, Oregon is PM2.5.
If the air quality in West Linn, Oregon is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at West Linn, Oregon is 4.383 μg/m3.
The current PM10 concentration at West Linn, Oregon is 19.476 μg/m3.
The current carbon monoxide (CO) concentration at West Linn, Oregon is 0.101 ppm.
The current sulfur dioxide (SO2) concentration at West Linn, Oregon is 0.282 ppb.
The current ozone (O3) concentration at West Linn, Oregon is 19.49 ppm.
The current nitrogen dioxide (NO2) concentration at West Linn, Oregon is 3.596 ppb.
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