View History:    Monthly     Annual   
Download Data (XLS File)
West Coast (PADD 5) Stock Change of Normal Butylene (Thousand Barrels)
West Coast (PADD 5) Stock Change of Normal Butylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2010 87 -83 6 -12 56 -20 -32 285 -114 -90 -78 8
  2011 -17 208 -202 14 -19 0 17 16 -31 -3 0 0
  2012 18 13 48 -52 45 -30 20 54 83 -114 -78 -7
  2013 90 6 6 -70 57 -85 0 1 42 -12 60 -66
  2014 -22 90 -72 -19 17 22 50 52 3 -75 -59 -10
  2015 67 -38 -25 -8 14 -16 11 -7 0 61 -56 8
  2016 3 -10 58 -30 145 -26 -147 18 -7 23 -30 -5
  2017 7 -3 26 1 -16 121 11 -85 -17 50 -91 -13
  2018 2 6 12 -17 15 2 17 -21 28 11 -10 -8
  2019 -27 45 -30 34 -10 -8 -18 -3 93 -8 -102 2
  2020 -2 28 8 -6 -15 3 56 -32 34 -23 -51 -4
  2021 1 28 -14 -3 97 -22 56 9 -122 41 -53 14
  2022 -15 35 -24 -18 -1 34 -20 8 55 -22 -50 -13
  2023 9 88 -82 17 2 78 83 -85 25 -74 -55 -5
  2024 1 42 24 9 -50 53 -12 30 33 25 -157 0
  2025 27 77


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/30/2025
Next Release Date: 5/30/2025

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