Advisories:
.png)
.png)
| Region | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Central Oregon | Bend Road Department | ppb | 66.4 | 06 PM | 77 | 04 PM |
| Portland Metro | Carus Spangler Road | ppb | 36.8 | 01 AM | 39.5 | 05 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 27.8 | 01 AM | 29.4 | 07 PM |
| Willamette Valley | Eugene Saginaw | ppb | 30.3 | 01 AM | 28.7 | 07 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 48.9 | 05 PM | 61.1 | 01 PM |
| Portland Metro | Portland SE Lafayette | ppb | 29.4 | 01 AM | 29.7 | 04 PM |
| Willamette Valley | Salem State Hospital | ppb | 28.2 | 07 PM | 32 | 05 PM |
| Portland Metro | Sauvie Island | ppb | 24.1 | 12 AM | 26.1 | 10 PM |
| Willamette Valley | Silverton James and Western | ppb | 33.5 | 07 PM | 38.4 | 06 PM |
| SW Oregon | Talent | ppb | 46.5 | 01 AM | 42.6 | 06 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 29.4 | 07 PM | 34.4 | 05 PM |
| Willamette Valley | Turner Cascade Junior HS | ppb | 32.3 | 08 PM | 35.2 | 07 PM |
