Advisories:
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| Region | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Portland Metro | Carus Spangler Road | ppb | 44 | 09 PM | 46.2 | 03 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 45 | 08 PM | 50 | 05 PM |
| Willamette Valley | Eugene Saginaw | ppb | 42.1 | 08 PM | 47 | 05 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 38.2 | 07 PM | 39.9 | 04 PM |
| Portland Metro | Portland SE Lafayette | ppb | 40.9 | 08 PM | 45.4 | 06 PM |
| Willamette Valley | Salem State Hospital | ppb | 42.3 | 08 PM | 46.8 | 06 PM |
| Portland Metro | Sauvie Island | ppb | 36.9 | 09 PM | 43.6 | 06 PM |
| SW Oregon | Talent | ppb | 52.4 | 07 PM | 58.7 | 06 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 36.4 | 08 PM | 38.9 | 07 PM |
