Difference between revisions of "EE CompliancePatternTrend"

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[[Exceptional_Air_Pollution_Event_Analysis_Community_Workspace|< Back to Exceptional Event Workspace]]<br>
 
[[Exceptional_Air_Pollution_Event_Analysis_Community_Workspace|< Back to Exceptional Event Workspace]]<br>
 
__TOC__
 
__TOC__
== Spatial and Temporal Pattern of PM2.5 Compliance (Approximate)==
 
 
 
==What is na Exceptional Event? (EE)==
 
==What is na Exceptional Event? (EE)==
 
===Causality Pattern===
 
===Causality Pattern===
  
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[[Image:EE_ButForSchematics.png|150px]]  [[image:ForestSmokePic.png|150px]]    [[image:DustFrontPic.png|150px]]    [[image:Volcano.png|150px]]    [[image:July4th_04_S.png|150px]]
  
 
===Temporal Pattern===
 
===Temporal Pattern===
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===Data, Procedures, Tools===
 
===Data, Procedures, Tools===
  
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== Spatial and Temporal Pattern of PM2.5 Compliance (Approximate)==
  
 
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Revision as of 13:16, November 12, 2007

< Back to Exceptional Event Workspace

What is na Exceptional Event? (EE)

Causality Pattern

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Temporal Pattern

According to the EE Rule, observationas can be EE-flagged if the concentration exceeds the standard due to the exceptional event.

  • The leftmost figure shows a case when the 'exceptional' concetration raises the level above the standard.
  • In the next case, the concentration from controllable sources is sufficient cause the exceedance. Such an exceedance is not a 'but for' case and should not be flagged.
  • In the third case, there is no exceedance, hence no justification for EE flag.
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Illustration Exceptional Events, EE and non-EE events by the EE Rule.

Data, Procedures, Tools

Spatial and Temporal Pattern of PM2.5 Compliance (Approximate)

1999-2001

2000-2002

2001-2003

2002-2004

2003-2005

2004-2006

2005-2007