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Updated Air Quality Report for Central Oregon

Smoke Synopsis (prepared by Daniel Chan & Andrea Holland, Air Resource Advisor)­­­­­
              Widespread lightning strikes with about 0.25 inch of rain occurred in Central Oregon yesterday. Maximum temperatures for today is expected to be about 65 degrees F in the valleys and minimum humidity is expected to be about 55%.  Wildfires are not expected to spread today.  Smoke from smoldering fires will remain within the fire area and is expected to be light and not impact downwind communities.
        Bend and Sisters had Good air quality, but Prineville and Madras had Moderate air quality yesterday.   Downwind communities are expected to see good air quality today and tomorrow.        
            Higher temperatures and lower humidity are expected on Thursday which may result in increased fire behavior and/or potential new fire starts from Tuesday’s lightning strikes.

Air Quality Outlook (Particulate Matter less than 2.5 µm in diameter)
Site
Tuesday
July 22, 2014
AQI
Wednesday forecast
July 23, 2014
AQI
Thursday forecast
July 24, 2014
AQI
Disclaimer:
Warning: The data for 7/22 have been obtained from automated instruments and have not been subjected to a quality assurance review to determine their accuracy. They are presented for public awareness and should not be considered final. Conditions such as power outages and equipment malfunctions can produce invalid data.
Bend
Good
Good
Good
Madras
Moderate
Good
Good
Prineville
Moderate
Good
Good
Sisters
Good
Good
Good
Warm Spgs
No Information
Good
Good

AQI Index (µg/m3)
Potential Health Impacts
Actions to Protect Yourself
Good (0-12)
Air quality is satisfactory and poses little or no health risk.
None
Moderate (13-35)
Air quality is acceptable for most. There may be moderate health concern for a small number of sensitive people.
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
Unhealthy for Sensitive Groups (36-55)
Members of sensitive groups may experience health effects. The general public is not likely to be affected.
People with heart or lung disease, children and older adults should reduce prolonged or heavy outdoor exertion.  Everyone else should limit prolonged or heavy exertion.
Unhealthy
(56-150)
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.
Very Unhealthy
(151-250)
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.
For more information see the Oregon Smoke blog: http://oregonsmoke.blogspot.com

Air Quality data can be viewed at: http://www.deq.state.or.us/aqi/index.aspx