Advisories:

Highest PM2.5

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Tuesday, 
Region Site Units 24-Hour Hour Of Day 1 Hour Hour Of Day
Willamette Valley Albany Calapooia School µg/m³ 7.8 01 AM 13.6 11 PM
SW Oregon Ashland Fire Department µg/m³ 7.7 09 PM 17.6 09 PM
NE Oregon Baker City Forest Service µg/m³ 13.2 12 AM 28 12 AM
Portland Metro Beaverton Highland Park µg/m³ 11.9 02 AM 14.8 02 AM
Central Oregon Bend NE 8th & Emerson Sensors µg/m³ 8.1 01 AM 34.2 08 PM
Central Oregon Bend Pine Ridge Elementary School µg/m³ 7.5 01 AM 4.8 05 PM
Central Oregon Bend Ponderosa Elementary School µg/m³ 4 10 PM 7.9 09 PM
Central Oregon Bend Pump Station µg/m³ 8.2 05 PM 16.6 08 PM
Central Oregon Bend Pump Station µg/m³ 16.6 08 PM
Oregon Coast Brookings CFPA µg/m³ 6.3 12 AM 12.6 12 AM
Central Oregon Burns Washington Street µg/m³ 10.3 12 AM 48 12 AM
Central Oregon Burns Washington Street µg/m³ 48 12 AM
Portland Metro Carus Spangler Road µg/m³ 8.8 10 AM 9.5 03 AM
SW Oregon Cave Junction Forest Service µg/m³ 33.2 05 PM 50.1 01 AM
Central Oregon Chiloquin Duke Drive µg/m³ 6.4 12 PM 10 02 AM
Oregon Coast Coos Bay Marshfield HS µg/m³
Willamette Valley Corvallis EPA Office µg/m³ 5.1 01 AM 5.9 06 AM
Willamette Valley Cottage Grove City Shops µg/m³ 9.1 05 PM 16.1 07 PM
Willamette Valley Cottage Grove City Shops µg/m³ 8.4 04 PM 16.1 07 PM
NE Oregon Cove City Hall µg/m³ 9.2 05 PM 12.6 12 AM
Willamette Valley Dallas LaCreole Middle School µg/m³ 7.9 12 AM 13.2 11 AM
Willamette Valley Detroit Lake Forest Service µg/m³ 2.3 03 AM 2.9 12 AM
NE Oregon Enterprise Forest Service µg/m³ 14.7 12 AM 27.7 10 PM
Portland Metro Estacada Clackamas River Sc µg/m³ 17 01 AM 24.5 08 PM
Willamette Valley Eugene Amazon Park µg/m³ 9.6 02 PM 17 01 AM
Willamette Valley Eugene Amazon Park µg/m³ 8.6 10 AM 17 01 AM
Willamette Valley Eugene Highway 99 µg/m³ 10.8 05 AM 21.7 03 AM
Willamette Valley Eugene Highway 99 µg/m³ 10.7 06 AM 21.7 03 AM
Willamette Valley Eugene Wilkes Drive µg/m³
Willamette Valley Eugene Wilkes Drive µg/m³ 5.5 01 PM
Oregon Coast Florence Forestry Department µg/m³ 4.9 11 AM 5.6 08 PM
Portland Metro Forest Grove Pacific University µg/m³ 10.8 06 PM 22.4 06 PM
SW Oregon Grants Pass Parkside School µg/m³ 13.8 01 AM 17.6 12 AM
SW Oregon Grants Pass Parkside School µg/m³ 17.6 12 AM
Portland Metro Gresham Centennial High School µg/m³ 12.5 04 AM 23.2 11 PM
NE Oregon Hermiston Municipal Airport µg/m³ 13.9 01 AM 11.9 07 PM
Portland Metro Hillsboro Hare Field µg/m³ 12.7 03 AM 13.7 10 PM
Portland Metro Hillsboro Hare Field µg/m³ 13.7 10 PM
Columbia Gorge Hood River West Side Fire Department µg/m³ 9.5 01 AM 10.9 12 AM
Central Oregon John Day Dayton Street µg/m³ 25.5 10 PM 66.9 07 PM
SW Oregon Klamath Falls Peterson School µg/m³ 22.8 11 AM 37.2 12 AM
SW Oregon Klamath Falls Peterson School µg/m³ 24.7 04 PM 37.2 12 AM
NE Oregon La Grande Hall and N µg/m³ 15.8 07 PM 18.9 01 AM
Central Oregon La Pine Rural Fire Dept 103 µg/m³ 20.1 01 AM 52.8 11 PM
SE Oregon Lakeview Center and M µg/m³ 17.6 07 AM 32.4 04 AM
SE Oregon Lakeview Center and M µg/m³ 32.4 04 AM
Willamette Valley Lyons Marilynn School µg/m³
Willamette Valley Lyons Marilynn School µg/m³
Central Oregon Madras Westside Elementary µg/m³ 13.6 01 AM 37.5 12 AM
SW Oregon Medford Welch and Jackson µg/m³ 20.4 04 AM 26.4 02 AM
SW Oregon Medford Welch and Jackson µg/m³ 26.4 02 AM
Willamette Valley Mill City µg/m³ 14 05 AM 25.1 01 AM
Cascades Multorpor µg/m³
Willamette Valley Oakridge µg/m³ 14.2 01 AM 33.1 12 AM
Willamette Valley Oakridge µg/m³ 13.3 01 AM 33.1 12 AM
Eastern Oregon Ontario May Roberts Elementary School µg/m³
NE Oregon Pendleton McKay Creek µg/m³ 10.8 11 AM 14.2 10 AM
Portland Metro Portland Cully Helensview µg/m³ 15.5 05 AM 22.8 10 PM
Portland Metro Portland Humboldt Sensors µg/m³ 12.5 04 AM 18.8 09 PM
Portland Metro Portland Lane Middle School µg/m³ 15.1 03 AM 22.8 12 AM
Portland Metro Portland Lincoln High School µg/m³
Portland Metro Portland McDaniel High School µg/m³ 11.2 04 AM 18.3 02 AM
Portland Metro Portland Roosevelt High School µg/m³ 15.5 07 PM 19.7 03 AM
Portland Metro Portland SE Lafayette µg/m³ 14.3 03 AM 20.5 12 AM
Portland Metro Portland SE Lafayette µg/m³ 20.5 12 AM
Portland Metro Portland SE12th and Salmon µg/m³
Central Oregon Prineville Davidson Park µg/m³ 12.1 06 PM 19.9 12 AM
Central Oregon Prineville Davidson Park µg/m³ 19.9 12 AM
Central Oregon Redmond High School µg/m³ 5.2 11 PM 10.5 09 PM
SW Oregon Roseburg Fire Dept µg/m³ 15.1 04 PM 23.8 01 AM
Willamette Valley Salem State Hospital µg/m³ 10.7 01 AM 18.7 12 AM
Willamette Valley Salem State Hospital µg/m³ 18.7 12 AM
Portland Metro Sauvie Island µg/m³ 15.2 11 AM 18.2 07 AM
SW Oregon Shady Cove School µg/m³ 7.2 01 AM 13 09 PM
Willamette Valley Silverton James and Western µg/m³ 7.2 01 AM 9.2 12 AM
Central Oregon Sisters Forest Service µg/m³ 4.8 11 AM 11.2 11 AM
Willamette Valley Springfield City Hall µg/m³ 7 04 PM 11 07 PM
Central Oregon Sunriver Three Rivers Elementary School µg/m³ 6 01 AM 7.3 01 AM
Willamette Valley Sweet Home Fire Department µg/m³ 11.9 03 PM 22 10 PM
SW Oregon Talent µg/m³ 8.3 02 PM 14.4 01 PM
Columbia Gorge The Dalles Cherry Heights School µg/m³
Portland Metro Tualatin Bradbury Court µg/m³ 15.9 03 AM 24.8 12 AM
Portland Metro Tualatin Bradbury Court µg/m³ 24.8 12 AM
Willamette Valley Turner Cascade Junior HS µg/m³ 6.2 01 AM 4.5 03 AM