Oregon Smoke Information

Map Notes:


The map above is not able to show all state air quality monitors. To see the whole set, go to the left column, under State Links
and click on Air Quality Index (AQI) which will bring up a map with many additional state monitors.


Saturday, August 3, 2013

Air Quality Summary for SW Oregon - August 3, 2013

Southwest Oregon Wildfire Air Quality Summary Report
Prepared by Rick Graw, USDA Forest Service

Saturday, August 3, 2013

Yesterday, air quality improved in Medford, Crater Lake, and Merlin; but declined in Cave Junction and Glendale, compared to the previous day.  Grants Pass had some clearing in the late afternoon and evening, as well.  Daily average concentrations of fine particulate matter (PM2.5) from yesterday, August 2 are shown below with the corresponding level of health concern. 


Site
24-hour PM2.5
(ยตg/m3)
1-hour Max PM2.5
Level of Health Concern
Meaning
Actions to Protect Yourself
Roseburg
8
8
Good
Air quality is satisfactory and poses little or no health risk
None
Crater Lake
15
38
Moderate
Air quality is acceptable for most. There may be a moderate health concern for a very small very sensitive people.
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
Medford
19
48
Klamath Falls
32
73
Shady Cove
35
70
Cave Junction
63
186
Unhealthy

Everyone may begin to experience more serious health effects.
The following groups should avoid all physical outdoor activity: People with heart or lung disease, children and older adults.  Everyone else should avoid prolonged or heavy exertion.
Merlin
66
186
Provolt
70
149
Grants Pass
81
150
Glendale
246
896
Very Unhealthy

Triggers a health alert, meaning everyone may experience more serious health effects
Everyone should avoid any outdoor exertion; people with respiratory or heart disease, the elderly and children should remain indoors.

Air Quality Forecast:  This morning dense smoke remains in areas southwest of the fires, including the Illinois and Umpqua Valley, whereas the Rogue River Valley is seeing more moderate levels of smoke.  This afternoon, the dense smoke near the fires will disperse and spread southeast throughout the region, yielding moderate levels of smoke across the region.  Smoke will once again settle in the valleys overnight. 

For hourly information on air quality conditions in Oregon visit http://www.deq.state.or.us/aqi/index.aspx

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