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 | 36.2 | 09 PM | 37.5 | 03 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 31.9 | 01 AM | 35.8 | 03 PM |
| Willamette Valley | Eugene Saginaw | ppb | 34.1 | 05 PM | 38.3 | 12 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 44.9 | 06 PM | 47.2 | 03 PM |
| Portland Metro | Portland SE Lafayette | ppb | 30.9 | 04 PM | 34.8 | 04 PM |
| Willamette Valley | Salem State Hospital | ppb | 33.2 | 05 PM | 35.2 | 01 PM |
| Portland Metro | Sauvie Island | ppb | 31.2 | 05 PM | 36 | 03 PM |
| Willamette Valley | Silverton James and Western | ppb | ||||
| SW Oregon | Talent | ppb | 43 | 01 AM | 45.9 | 03 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 24.6 | 01 AM | 29.3 | 07 AM |
| Willamette Valley | Turner Cascade Junior HS | ppb | 35.4 | 05 PM | 37.7 | 02 PM |
