View History:    Monthly     Annual   
Download Data (XLS File)
Rocky Mountain (PADD 4) Normal Butane-Butylene Stocks at Bulk Terminals (Thousand Barrels)
Rocky Mountain (PADD 4) Normal Butane-Butylene Stocks at Bulk Terminals (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 4 4 2 6 2 6 4 4 4 4 7 4
  1994 2 2 4 3 3 2 5 3 2 2 3 4
  1995 10 2 4 7 4 3 2 2 4 2 2 2
  1996 3 3 4 3 5 3 3 3 2 2 1 3
  1997 2 3 4 3 2 2 2 2 2 3 2 4
  1998 1 3 5 3 2 3 5 6 2 3 4 1
  1999 3 4 5 1 2 4 2 3 2 2 2 2
  2000 4 3 2 1 1 1 1 1 2 2
  2001 1 1 2 3 2
  2002 2 1 1 1 1 2 1 1 2
  2003 2 1 1 1 1 1 1 1
  2004 1 1 2 1 2
  2005 1
  2006 2 2 4 2 2
  2007 3 3
  2008 1 1
  2009 1 1 3 2 5 2 2 6 3 2 3 3
  2010 2 5 3 3 5 5 1 6 4 1 3 4
  2011 4 4 3 2 6 4 5 6 6 5 5 7
  2012 7 7 9 4 5 2 2 3 3 4 3 3
  2013 2 3 5 3 3 5 3 3 3 2 3 3
  2014 4 3 3 3 67 215 371 488 700 696 520 313
  2015 85 38 107 211 363 513 728 899 960 990 871 525
  2016 173 70 89 247 474 699 1,036 1,251 1,350 1,259 854 434
  2017 84 10 101


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 5/31/2017
Next Release Date: 6/30/2017

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