View History:    Monthly     Annual   
Download Data (XLS File)
Rocky Mountain (PADD 4) Refinery Net Production of Isobutane (Thousand Barrels)
Rocky Mountain (PADD 4) Refinery Net Production of Isobutane (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2005 -43 -27 -56 -65 -71 -84 -89 -62 -59 -92 -62 -72
  2006 -11 -2 -33 -21 -22 -20 -20 3 -45 -27 -8 -36
  2007 -24 -4 24 -14 -44 -33 15 -9 -23 -53 -13 -27
  2008 -43 -33 -15 -27 17 -12 -14 1 20 -29 -53 -32
  2009 -15 -14 -47 -15 -4 -20 -18 -39 -8 -38 12 -47
  2010 -1 -20 -46 -23 -4 -24 -11 -16 -8 -35 -6 -10
  2011 -23 -14 3 -19 -49 10 -21 -5 -63 -24 -19 -26
  2012 -29 -20 -52 3 -59 -33 -52 -69 23 -16 10 -16
  2013 -19 -11 -95 -41 -37 -19 -44 -24 -2 -24 -28 -32
  2014 -34 -52 -29 -57 -42 -32 -30 -22 -26 -28 -21 -8
  2015 -23 -15 -55 -24 -8 17 -10 5 -1 24 42 29
  2016 25 23 52 0 26 16 6 20 -5 7 26 14
  2017 25 5 16 26 29 14 16 9 13 19 3 -5
  2018 4 6 -45 -31 -15 -38 -37 -19 -61 10 14 -1
  2019 22 24 -5 -79 -5 26 3 -44 -46 -48 -44 -41
  2020 -33 -27 -29 13 -55 -13 -32 -26 -20 -38 -44 5
  2021 -11 6 44 -33 -29 -34 -44 8 0 -43 4 4
  2022 28 18 -7 2 -71 0 0 -2 1 4 -19 11
  2023 -9 -49 17 -51 -17 -53 -34 -5 11 -39 34 -4


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 2/29/2024
Next Release Date: 3/29/2024

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