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Download Data (XLS File) |
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| West Coast (PADD 5) Product Supplied of Isobutane (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | -2 | 0 | 0 | -7 | 2 | -1 | 1 | 3 | 1 | -1 | 1 | 1 |
| 2011 | -4 | -1 | -3 | -1 | 1 | -2 | -2 | 2 | 5 | 6 | -3 | 0 |
| 2012 | 1 | -2 | 0 | -5 | -1 | 2 | -1 | 2 | -4 | -4 | -8 | -7 |
| 2013 | -5 | -4 | -7 | 1 | -3 | -5 | 0 | 2 | -6 | -9 | -8 | -5 |
| 2014 | -3 | -5 | -10 | -3 | -8 | -7 | -6 | -2 | -1 | -5 | -4 | -8 |
| 2015 | -2 | -7 | 0 | -1 | -7 | -3 | -2 | -1 | -3 | 0 | -1 | 2 |
| 2016 | -3 | -3 | -4 | -4 | -4 | -1 | -7 | -4 | -4 | -2 | -8 | -2 |
| 2017 | -5 | -5 | 0 | -10 | -3 | -2 | 2 | -3 | -4 | -10 | -11 | -3 |
| 2018 | -6 | -12 | -5 | -3 | -5 | -2 | -4 | -3 | -4 | -3 | -6 | -1 |
| 2019 | 0 | 2 | -4 | -8 | 4 | -7 | -7 | -5 | -3 | -1 | -4 | 1 |
| 2020 | 2 | -7 | -7 | -2 | -13 | -11 | -9 | -2 | -9 | -3 | -2 | -8 |
| 2021 | -5 | -7 | -5 | -7 | -9 | -8 | -5 | -7 | -6 | -5 | -3 | -1 |
| 2022 | -5 | -2 | 4 | -5 | -3 | -6 | -14 | -12 | -8 | -5 | -13 | -4 |
| 2023 | -9 | -11 | -7 | -6 | -13 | -9 | -7 | -8 | -9 | -6 | -7 | -8 |
| 2024 | -11 | -12 | -7 | -10 | -12 | -9 | -11 | -7 | -10 | -11 | -11 | -8 |
| 2025 | -9 | -15 | -10 | -7 | -14 | -12 | -12 | -9 | ||||
| - = 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 |