Advisories:
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| Region | Site | Units | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NE Oregon | Hermiston Municipal Airport | ppb | 29.5 | 24.7 | 20 | 15.9 | 13.4 | 11.8 | 12.3 | 14.3 | 17.3 | 21.6 | 26.5 | 31.2 | 36.1 | 40.2 | 43.2 | 45.6 | 47.4 | 48.6 | 48.5 | 47.5 | 46.3 | 45.1 | 43.5 | 40.9 |
| Portland Metro | Carus Spangler Road | ppb | 31.2 | 28 | 24.5 | 21.8 | 19.5 | 18 | 17.2 | 17 | 17.3 | 18.1 | 19.9 | 22.2 | 24.9 | 28 | 30.2 | 31.9 | 32.9 | 33 | 32 | 30.5 | 28.6 | 26.7 | 25.3 | 23.9 |
| Portland Metro | Portland SE Lafayette | ppb | 24.6 | 21.8 | 19 | 17.2 | 15.4 | 13.8 | 13.7 | 14 | 14.6 | 15.5 | 17.5 | 20.3 | 23.7 | 26.7 | 28.9 | 30.1 | 30.7 | 30.9 | 30.2 | 28.6 | 26.8 | 25.4 | 24 | 23 |
| Portland Metro | Sauvie Island | ppb | 22.8 | 21.7 | 20.7 | 19.6 | 18.2 | 17.1 | 16.9 | 16.7 | 17 | 17.8 | 18.8 | 20 | 21.3 | 22.3 | 23 | 23.9 | 24.4 | 24.4 | 24.2 | 23.9 | 24 | 23.5 | 22.7 | 20 |
| Portland Metro | Tualatin Bradbury Court | ppb | 18.3 | 15.4 | 12.5 | 9 | 7.1 | 5.9 | 5.4 | 6.6 | 8.1 | 10.5 | 13.2 | 16.4 | 19.5 | 22.3 | 24.7 | 25.9 | 26.5 | 26.2 | 25.1 | 24 | 23 | 22.3 | 21.4 | 20.6 |
| SW Oregon | Talent | ppb | 31.3 | 29.5 | 28 | 26.5 | 25.2 | 24.4 | 23.4 | 23.3 | 23.6 | 24.4 | 25.4 | 27.3 | 29.7 | 32.3 | 35.3 | 37.7 | 39.6 | 40.7 | 40.3 | 39.1 | 37.4 | 35.5 | 33.5 | 30.6 |
| Willamette Valley | Eugene Saginaw | ppb | 15.3 | 11.5 | 7.2 | 4.3 | 2.5 | 1.8 | 2.6 | 4.6 | 6.8 | 9.1 | 11.7 | 14.5 | 17.1 | 19.6 | 21.5 | 22.3 | 23 | 23.7 | 24.1 | 24.1 | 23.5 | 22.1 | 20.5 | 18.2 |
| Willamette Valley | Salem State Hospital | ppb | 23.8 | 22.1 | 21 | 20 | 18.1 | 16.8 | 16.3 | 16.8 | 17.3 | 18.2 | 19.8 | 21.4 | 23.7 | 26 | 27.3 | 28.1 | 28.5 | 28.5 | 28.3 | 28.2 | 28.1 | 27.8 | 27.3 | 26.9 |
