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Download Data (XLS File) |
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| 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 | 37 | 21 | -157 | 0 |
| 2025 | 27 | 77 | -90 | 8 | -22 | 44 | -26 | -6 | ||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 10/31/2025 |
| Next Release Date: 11/28/2025 |