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)
38
Good
Pendleton, Oregon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.06 μg/m³
0
55
155
255
425
605+
41.04 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
6.62 ppb
0
54
101
361
1250
2050+
0.59 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Pendleton, Oregon
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AQI 33
Good
2.59μg/m³
PM2.5
11.07μg/m³
PM10
36.40ppb
O3
0.20ppb
SO2
6.88ppb
NO2
0.55ppm
CO
AQI 39
Good
1.80μg/m³
PM2.5
8.01μg/m³
PM10
42.06ppb
O3
0.21ppb
SO2
2.65ppb
NO2
0.62ppm
CO
AQI 38
Good
2.03μg/m³
PM2.5
18.14μg/m³
PM10
40.50ppb
O3
0.20ppb
SO2
6.61ppb
NO2
0.59ppm
CO
AQI 38
Good
2.03μg/m³
PM2.5
17.73μg/m³
PM10
40.52ppb
O3
0.20ppb
SO2
6.58ppb
NO2
0.59ppm
CO
AQI 39
Good
2.20μg/m³
PM2.5
9.00μg/m³
PM10
42.24ppb
O3
0.21ppb
SO2
4.89ppb
NO2
0.59ppm
CO
AQI 37
Good
2.12μg/m³
PM2.5
24.57μg/m³
PM10
40.35ppb
O3
0.20ppb
SO2
6.55ppb
NO2
0.56ppm
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 07:00:00 on 2026-03-09.
In the last 24 hrs, the best air quality in Pendleton, Oregon was observed at 12:00:00 on 2026-03-09.
The current air quality in Pendleton, Oregon is 38, 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 1.618 μg/m3.
The current PM10 concentration at Pendleton, Oregon is 7.064 μg/m3.
The current carbon monoxide (CO) concentration at Pendleton, Oregon is 0.591 ppm.
The current sulfur dioxide (SO2) concentration at Pendleton, Oregon is 0.144 ppb.
The current ozone (O3) concentration at Pendleton, Oregon is 41.044 ppm.
The current nitrogen dioxide (NO2) concentration at Pendleton, Oregon is 6.618 ppb.
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