Advisories:
.png)
.png)
| 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 | 51 | 08 PM | 56.6 | 05 PM |
| Willamette Valley | Eugene Amazon Park | ppb | ||||
| Willamette Valley | Eugene Saginaw | ppb | 34.7 | 06 PM | 40.7 | 02 PM |
| NE Oregon | Hermiston Municipal Airport | ppb | 47.1 | 07 PM | 54.5 | 05 PM |
| Portland Metro | Portland SE Lafayette | ppb | 41.6 | 06 PM | 51.9 | 04 PM |
| Willamette Valley | Salem State Hospital | ppb | 42.1 | 06 PM | 47.5 | 03 PM |
| Portland Metro | Sauvie Island | ppb | 37 | 07 PM | 42.7 | 05 PM |
| SW Oregon | Talent | ppb | 44.1 | 07 PM | 49.6 | 02 PM |
| Portland Metro | Tualatin Bradbury Court | ppb | 40.9 | 06 PM | 49.7 | 04 PM |
