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Download Data (XLS File) |
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| Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Refinery Olefins (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 6 | 7 | 6 | 11 | 7 | 9 | 7 | 61 | 333 | 5 | 14 | 3 |
| 2011 | 22 | 22 | 35 | 33 | 55 | 27 | 40 | 17 | 31 | 177 | 44 | 33 |
| 2012 | 26 | 32 | 34 | 45 | 45 | 62 | 21 | 20 | 25 | 10 | 13 | 52 |
| 2013 | 12 | 7 | 7 | 20 | 35 | 16 | 12 | 12 | 7 | 8 | 17 | 10 |
| 2014 | 8 | 21 | 18 | 90 | 74 | 144 | 18 | 253 | 463 | 167 | 313 | 8 |
| 2015 | 112 | 53 | 38 | 7 | 7 | 6 | 109 | 214 | 5 | 8 | 13 | 8 |
| 2016 | 8 | 34 | 11 | 50 | 9 | 57 | 8 | 85 | 123 | 8 | 10 | 10 |
| 2017 | 11 | 8 | 51 | 14 | 18 | 13 | 178 | 8 | 4 | 5 | 14 | 25 |
| 2018 | 17 | 11 | 33 | 9 | 61 | 73 | 51 | 56 | 65 | 62 | 66 | 85 |
| 2019 | 105 | 117 | 143 | 34 | 8 | 9 | 151 | 193 | 151 | 12 | 20 | 11 |
| 2020 | 9 | 9 | 17 | 8 | 7 | 8 | 24 | 10 | 12 | 30 | 23 | 78 |
| 2021 | 10 | 9 | 14 | 9 | 10 | 8 | 48 | 9 | 12 | 10 | 10 | 7 |
| 2022 | 79 | 41 | 7 | 8 | 11 | 16 | 20 | 9 | 16 | 30 | 40 | 17 |
| 2023 | 17 | 37 | 25 | 6 | 16 | 16 | 11 | 23 | 58 | 26 | 9 | 15 |
| 2024 | 10 | 8 | 11 | 12 | 10 | 10 | 7 | 7 | 8 | 16 | 19 | 20 |
| 2025 | 21 | 15 | 9 | 52 | 40 | 10 | 11 | 8 | 32 | 16 | 12 | 12 |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 2/27/2026 |
| Next Release Date: 3/31/2026 |