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Refining District Texas Gulf Coast Refinery Stocks of Propylene (Thousand Barrels)
Refining District Texas Gulf Coast Refinery Stocks of Propylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2010 54 61 62 49 44 46 48 51 55 59 55 53
  2011 53 60 52 40 42 40 41 49 50 40 47 41
  2012 42 47 47 50 45 49 59 45 46 39 36 41
  2013 43 49 45 52 45 45 47 49 48 59 51 48
  2014 48 47 48 56 50 50 49 53 35 43 51 52
  2015 48 52 62 51 45 46 48 53 55 58 45 52
  2016 51 51 49 45 48 56 54 45 45 43 48 41
  2017 45 51 42 44 46 35 43 50 34 55 56 62
  2018 53 45 48 55 54 48 46 45 44 44 46 48
  2019 47 51 58 38 38 50 48 49 50 62 59 53
  2020 49 45 45 53 49 46 44 42 44 48 49 49
  2021 46 49 50 54 49 42 38 36 32 32 41 36
  2022 44 52 54 55 54 54 51 52 45 45 52 45
  2023 51 48 52 48 48 52 51 57 56 55 46 47
  2024 38 35 49 49 42 48 40 49 52 46 39 35
  2025 39 32 31 33 33 40 39 34 44 39 43 34
  2026 34 25 40 36 40 37

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 8/31/2026
Next Release Date: 9/30/2026

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