Advisories:

Ozone 8 hr Running Average

Search Region:
Search Site:
Saturday, 
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 23 17.8 12.7 10.6 9.8 9.2 8.4 9.4 11.7 14.8 19.5 24.2 29.3 34.8 40.6 45 47.9 49.2 48.2 46.2 43.1 39.4 35.7 32.5
Portland Metro Carus Spangler Road ppb 40.8 39.8 39.1 38.7 38 36.9 35.6 34.3 33.1 32.5 32.7 33.4 34.8 37 39.8 42.9 45.1 46.3 46.2 44.5 42 39.1 35.7 32.1
Portland Metro Portland SE Lafayette ppb 19.1 14 9.8 5.1 2.3 1.6 1.5 1.8 3.6 6.8 11.3 16.5 22.3 28.5 35.2 41.6 46.1 48.2 47.5 45 40.9 35.6 30.9 27.2
Portland Metro Sauvie Island ppb 15.1 11.8 8.7 6.5 5.8 4.5 3.5 3.6 4.3 5.7 9 13.5 19.7 26.7 33.6 40.2 44.6 45.4 45.2 44.1 41.3 37.4 33.4 29.4
Portland Metro Tualatin Bradbury Court ppb 20 16 13 9 5.9 5 4 4.4 6.4 9.1 12.7 17.5 22.9 28.9 34.9 39.9 42.8 43.5 42.3 39.8 37 33.5 29.8 26.3
SW Oregon Talent ppb 45.4 44 43.4 41.9 41 40 38.6 36.5 34.8 34.4 34.9 36.8 39.5 42.8 46.5 49.8 52.1 53 52 49.9 46.7 42.7 39.1 36.5
Willamette Valley Eugene Amazon Park ppb 11.3 7.2 5.5 3.8 3.2 3.1 2.6 3 5 8.3 12.2 16.6 20.8 25.2 29.5 33 34.7 34.7 34 32.7 31.2 29.6 28.8 28.3
Willamette Valley Eugene Saginaw ppb 18.8 14.7 13.5 12.5 11.6 10.2 9.6 9.5 9.5 11 13.7 17.3 21.7 25.7 29.5 32.2 34.7 36.2 35.2 33.7 32.2 30.5 28.6 27.6
Willamette Valley Salem State Hospital ppb 17.8 13.5 12.4 12.3 12.8 11.2 10 10.5 12.2 15.3 18.7 23.2 27.8 33.2 37.8 40.8 42.2 41.9 40.5 38.3 36.1 34.1 32.8 31.8