PPRuNe Forums - View Single Post - Ash clouds threaten air traffic
Thread: Ash clouds threaten air traffic
View Single Post
Old 20th April 2010 | 22:34
  #2075 (permalink)  
overeasy
 
Joined: Aug 2002
Posts: 26
Likes: 0
From: U.K
Met Office are publishing charts indicating concentration levels. Not entirely sure what the 'Standard concentration threshold' is but here you go....

Met Office: Icelandic volcano - Ash concentration charts
overeasy is offline  
Reply
0