Stay updated with real-time air quality in Pendleton, 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)
19
Good
Pendleton, Oregon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.00 μg/m³
0
55
155
255
425
605+
20.95 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
4.09 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Pendleton, Oregon
Pendleton, Oregon
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AQI 16
Good
2.88μg/m³
PM2.5
11.94μg/m³
PM10
16.96ppb
O3
0.20ppb
SO2
3.73ppb
NO2
0.10ppm
CO
AQI 19
Good
1.40μg/m³
PM2.5
6.00μg/m³
PM10
20.34ppb
O3
0.20ppb
SO2
4.40ppb
NO2
0.10ppm
CO
AQI 21
Good
1.11μg/m³
PM2.5
4.90μg/m³
PM10
22.77ppb
O3
0.20ppb
SO2
3.60ppb
NO2
0.10ppm
CO
AQI 21
Good
1.12μg/m³
PM2.5
4.92μg/m³
PM10
22.87ppb
O3
0.20ppb
SO2
3.61ppb
NO2
0.10ppm
CO
AQI 29
Good
3.30μg/m³
PM2.5
14.99μg/m³
PM10
31.25ppb
O3
0.18ppb
SO2
4.41ppb
NO2
0.10ppm
CO
AQI 19
Good
1.21μg/m³
PM2.5
5.57μg/m³
PM10
21.31ppb
O3
0.20ppb
SO2
3.61ppb
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 Pendleton, Oregon is updated every hour.
The worst air quality in Pendleton, Oregon in the last 24 hours was observed at 03:00:00 on 2025-10-25.
In the last 24 hrs, the best air quality in Pendleton, Oregon was observed at 12:00:00 on 2025-10-25.
The current air quality in Pendleton, Oregon is 22, categorized as Good based on real-time data.
The most common pollutant in Pendleton, Oregon is O3.
If the air quality in Pendleton, Oregon is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Pendleton, Oregon is 1.897 μg/m3.
The current PM10 concentration at Pendleton, Oregon is 7.988 μg/m3.
The current carbon monoxide (CO) concentration at Pendleton, Oregon is 0.1 ppm.
The current sulfur dioxide (SO2) concentration at Pendleton, Oregon is 0.197 ppb.
The current ozone (O3) concentration at Pendleton, Oregon is 24.179 ppm.
The current nitrogen dioxide (NO2) concentration at Pendleton, Oregon is 4.396 ppb.
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