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| West Coast (PADD 5) Supply Adjustment of Reformulated Motor Gasoline (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2005 | 29 | -39 | -12 | -37 | -9 | -52 | -4 | -72 | -68 | -9 | -9 | 24 |
| 2006 | -11 | -1 | -36 | -52 | -35 | -116 | -60 | -81 | -31 | 7 | -7 | 18 |
| 2007 | -30 | -95 | -100 | -46 | -46 | -73 | -23 | -7 | -26 | -59 | 9 | -9 |
| 2008 | -11 | 8 | 22 | -56 | -41 | -30 | 27 | 16 | -18 | -32 | 28 | 23 |
| 2009 | -66 | -47 | -6 | -103 | 3 | 10 | -1 | -13 | -15 | -20 | 61 | 11 |
| 2010 | 72 | -22 | 68 | -53 | -16 | -39 | -25 | -81 | -31 | -8 | -17 | -19 |
| 2011 | 10 | -10 | -22 | 6 | -1 | 17 | 10 | 33 | 26 | 9 | -14 | -5 |
| 2012 | 7 | -36 | -21 | -17 | -5 | -22 | -3 | -23 | -11 | -9 | 10 | -14 |
| 2013 | -20 | -28 | -32 | -9 | -16 | -33 | 11 | -8 | 10 | -8 | -10 | 1 |
| 2014 | -8 | -3 | -2 | 5 | -18 | 28 | -5 | -14 | -6 | 23 | 17 | -4 |
| 2015 | 1 | 9 | 10 | 8 | -27 | -14 | 21 | -39 | -47 | 2 | -27 | -12 |
| 2016 | -7 | 6 | -7 | 0 | -10 | 9 | -27 | -3 | 9 | -24 | -8 | 7 |
| 2017 | 6 | 2 | -12 | 2 | 26 | -11 | -11 | -1 | -2 | -2 | 3 | 14 |
| 2018 | 28 | 2 | 19 | 0 | -19 | 7 | 1 | 4 | 3 | 0 | 3 | 39 |
| 2019 | -18 | 34 | -4 | 6 | -10 | 18 | -25 | -11 | 13 | 14 | -16 | -16 |
| 2020 | 36 | 18 | -1 | 55 | -1 | 19 | -27 | 15 | -12 | 18 | -7 | 28 |
| 2021 | 5 | 25 | 10 | 12 | 1 | 25 | -23 | 59 | 10 | 18 | -12 | 22 |
| 2022 | -2 | 25 | 4 | 1 | 11 | 1 | -15 | 10 | -4 | -12 | -4 | 19 |
| 2023 | 15 | -10 | 12 | -24 | -5 | 7 | 1 | -4 | -72 | -8 | 12 | 16 |
| 2024 | 44 | -5 | -4 | 31 | -10 | -12 | 33 | -28 | -1 | -35 | 8 | 17 |
| 2025 | 7 | -5 | -31 | 0 | -74 | -21 | -22 | -24 | -5 | -34 | -9 | -34 |
| 2026 | 1 | |||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 3/31/2026 |
| Next Release Date: 4/30/2026 |