Advisories:
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| Region | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Central Oregon | Bend Road Department | ppb | 57.3 | 06 PM | 62.7 | 03 PM |
| Portland Metro | Carus Spangler Road | ppb | 42.7 | 08 PM | 47.7 | 04 PM |
| Willamette Valley | Eugene Amazon Park | ppb | 43.8 | 08 PM | 47.1 | 07 PM |
| Willamette Valley | Eugene Saginaw | ppb | 48.1 | 08 PM | 52.6 | 04 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 46.4 | 07 PM | 51.3 | 04 PM |
| Portland Metro | Portland SE Lafayette | ppb | 35.3 | 08 PM | 37.6 | 04 PM |
| Willamette Valley | Salem State Hospital | ppb | 38.6 | 09 PM | 41.9 | 06 PM |
| Portland Metro | Sauvie Island | ppb | 30.5 | 09 PM | 34.5 | 07 PM |
| Willamette Valley | Silverton James and Western | ppb | 42.9 | 08 PM | 49.8 | 05 PM |
| SW Oregon | Talent | ppb | 44.5 | 06 PM | 48.8 | 02 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 29.5 | 08 PM | 32.5 | 04 PM |
| Willamette Valley | Turner Cascade Junior HS | ppb | 41.8 | 09 PM | 46 | 07 PM |
