Advisories:
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| Region | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Portland Metro | Carus Spangler Road | ppb | 25.5 | 01 AM | 26.5 | 04 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 28 | 07 PM | 30 | 01 PM |
| Willamette Valley | Eugene Saginaw | ppb | 25 | 06 PM | 30 | 03 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 41.7 | 06 PM | 43.7 | 06 PM |
| Portland Metro | Portland SE Lafayette | ppb | 22.5 | 01 AM | 25.5 | 05 PM |
| Willamette Valley | Salem State Hospital | ppb | 25.3 | 01 AM | 25.4 | 05 PM |
| Portland Metro | Sauvie Island | ppb | 24.9 | 01 AM | 23.8 | 06 PM |
| SW Oregon | Talent | ppb | 27 | 01 AM | 25.1 | 02 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 21.2 | 07 PM | 25.6 | 05 PM |
