Stay updated with real-time air quality in Cottage Grove, 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
Cottage Grove, Oregon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.00 μg/m³
0
55
155
255
425
605+
28.77 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
5.16 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cottage Grove, Oregon
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AQI 27
Good
2.49μg/m³
PM2.5
9.97μg/m³
PM10
28.72ppb
O3
0.14ppb
SO2
8.59ppb
NO2
0.16ppm
CO
AQI 20
Good
2.40μg/m³
PM2.5
9.86μg/m³
PM10
22.44ppb
O3
0.14ppb
SO2
8.59ppb
NO2
0.16ppm
CO
AQI 25
Good
1.86μg/m³
PM2.5
7.68μg/m³
PM10
27.17ppb
O3
0.14ppb
SO2
8.59ppb
NO2
0.16ppm
CO
AQI 18
Good
2.49μg/m³
PM2.5
10.00μg/m³
PM10
18.86ppb
O3
0.71ppb
SO2
6.87ppb
NO2
0.19ppm
CO
AQI 26
Good
2.46μg/m³
PM2.5
23.03μg/m³
PM10
27.59ppb
O3
0.14ppb
SO2
8.56ppb
NO2
0.16ppm
CO
AQI 28
Good
2.88μg/m³
PM2.5
12.18μg/m³
PM10
29.82ppb
O3
0.14ppb
SO2
8.56ppb
NO2
0.16ppm
CO
Air quality measurements for Oregon, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Cottage Grove, Oregon is updated on an hourly basis.
The worst air quality in Cottage Grove, Oregon was recorded at 05:00:00 on 2026-03-09.
The best air quality in Cottage Grove, Oregon was recorded at 01:00:00 on 2026-03-09.
The real-time air quality index in Cottage Grove, Oregon is 20, currently categorized as Good.
The most common pollutant in Cottage Grove, Oregon is O3.
If the air quality in Cottage Grove, Oregon is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Cottage Grove, Oregon at present are 2 μg/m3.
The current PM10 levels in Cottage Grove, Oregon are 8.001 μg/m3.
The current carbon monoxide (CO) level in Cottage Grove, Oregon is 0.191 ppm.
The current sulfur dioxide (SO2) levels in Cottage Grove, Oregon are 0.137 ppb.
The current ozone (O3) levels at Cottage Grove, Oregon is 22.419 ppm.
The current nitrogen dioxide (NO2) levels at Cottage Grove, Oregon is 6.836 ppb.
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