Advisories:
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| Region | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Central Oregon | Bend Road Department | ppb | ||||
| Portland Metro | Carus Spangler Road | ppb | 36.7 | 07 PM | 43.7 | 05 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 28.2 | 05 PM | 34 | 04 PM |
| Willamette Valley | Eugene Saginaw | ppb | 27.1 | 06 PM | 32 | 04 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 45 | 09 PM | 48 | 04 PM |
| Portland Metro | Portland SE Lafayette | ppb | 38.6 | 06 PM | 44.7 | 04 PM |
| Willamette Valley | Salem State Hospital | ppb | 34.6 | 06 PM | 38.4 | 03 PM |
| Portland Metro | Sauvie Island | ppb | 34.9 | 06 PM | 39.2 | 02 PM |
| SW Oregon | Talent | ppb | 36.6 | 06 PM | 40.9 | 12 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 31.5 | 06 PM | 33.4 | 03 PM |
