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| West Coast (PADD 5) Supply Adjustment of Crude Oil (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1981 | -146 | -354 | -13 | -192 | -151 | -141 | -253 | -196 | -275 | -127 | -46 | -126 |
| 1982 | -127 | -44 | -161 | 10 | -66 | -84 | -101 | -30 | -203 | 10 | -236 | -235 |
| 1983 | -73 | 64 | 13 | 36 | 34 | 161 | -169 | 45 | -55 | -174 | 59 | -114 |
| 1984 | 122 | -95 | 16 | -60 | 10 | -26 | -167 | -43 | 13 | -16 | 22 | -36 |
| 1985 | -89 | 88 | -46 | 78 | -15 | -180 | 44 | 14 | 129 | -92 | -15 | -73 |
| 1986 | 96 | -74 | 97 | 12 | -26 | 17 | 16 | 32 | 11 | 5 | -73 | -140 |
| 1987 | 24 | 212 | -71 | 80 | 32 | 109 | -75 | 60 | 78 | 44 | 39 | 116 |
| 1988 | -115 | -80 | 71 | -52 | 55 | 93 | 117 | -27 | 148 | 52 | -109 | 76 |
| 1989 | 80 | 7 | 10 | -25 | 37 | 66 | 85 | 69 | -127 | -134 | 192 | 17 |
| 1990 | -4 | -46 | 35 | -164 | 26 | 38 | -27 | 67 | -62 | 71 | -7 | 50 |
| 1991 | -78 | -38 | -143 | 270 | 116 | -41 | 77 | -3 | 38 | -110 | 85 | 57 |
| 1992 | 78 | -137 | 58 | 15 | 75 | 48 | 18 | 51 | 7 | 95 | 69 | -89 |
| 1993 | -129 | 1 | 92 | 18 | 92 | 48 | 197 | -102 | 9 | 70 | -55 | -62 |
| 1994 | 322 | -6 | -34 | 150 | -9 | 119 | 99 | 52 | 111 | 88 | 129 | 17 |
| 1995 | 59 | -25 | -2 | 11 | 80 | 31 | 73 | -19 | 72 | 163 | 115 | 145 |
| 1996 | -118 | 58 | -17 | 74 | 84 | 31 | -75 | 77 | -62 | 188 | 13 | 10 |
| 1997 | 115 | -183 | 134 | 77 | 196 | -29 | 93 | 125 | -60 | 16 | 14 | -27 |
| 1998 | 154 | -65 | 93 | -59 | 76 | 121 | 20 | 23 | -2 | 213 | 17 | -155 |
| 1999 | 210 | -174 | 99 | -64 | -81 | -22 | 150 | -16 | 7 | 27 | 22 | -18 |
| 2000 | -39 | -10 | 41 | -107 | 50 | 109 | 9 | 3 | -49 | -71 | 170 | 33 |
| 2001 | 29 | 16 | 31 | 71 | 125 | -50 | 110 | -71 | 67 | -22 | 59 | -22 |
| 2002 | 44 | -18 | -27 | 53 | 52 | 1 | 24 | -11 | -52 | 35 | -17 | 67 |
| 2003 | 5 | 19 | -11 | -129 | 74 | 104 | 4 | -80 | -8 | 59 | 2 | 6 |
| 2004 | 49 | -3 | 51 | 77 | 152 | 14 | -9 | 87 | 27 | -22 | 24 | 38 |
| 2005 | 3 | 53 | -43 | 74 | -100 | 12 | 3 | 49 | 22 | -42 | -9 | 143 |
| 2006 | 1 | 40 | -119 | 123 | -66 | 91 | 20 | 70 | -55 | 73 | 43 | 44 |
| 2007 | -91 | 147 | -39 | 57 | -55 | 61 | 174 | -3 | -34 | 53 | -15 | 91 |
| 2008 | 11 | -29 | 16 | 59 | 6 | 34 | -19 | 30 | 129 | 89 | -4 | 28 |
| 2009 | 18 | 69 | 53 | 68 | 29 | 115 | 58 | 56 | 48 | 16 | 1 | 83 |
| 2010 | -18 | -104 | 44 | 12 | 100 | 19 | -28 | -16 | 52 | -52 | 11 | -40 |
| 2011 | 103 | -5 | 27 | 20 | -24 | 11 | 15 | 101 | -16 | -59 | 77 | -41 |
| 2012 | 130 | 89 | 13 | -119 | 30 | 33 | -65 | 136 | 75 | -44 | 6 | 160 |
| 2013 | 2 | 17 | 51 | -25 | -37 | 165 | 11 | 69 | 53 | -54 | 41 | 1 |
| 2014 | 86 | 136 | 62 | 7 | 43 | -99 | 28 | 56 | 57 | -68 | 66 | 54 |
| 2015 | 12 | 98 | 45 | 129 | 69 | -32 | 20 | 121 | 71 | 130 | 59 | 22 |
| 2016 | -12 | -7 | 47 | 40 | 16 | 47 | 76 | 103 | 31 | 91 | 10 | 30 |
| 2017 | 51 | 11 | -43 | 51 | 72 | -29 | 115 | 29 | 43 | 24 | 138 | -49 |
| 2018 | -7 | -8 | 160 | 9 | 60 | 46 | 228 | -70 | 207 | 70 | 109 | 113 |
| 2019 | 98 | 75 | 58 | 61 | 107 | 35 | 159 | 29 | 117 | 83 | 141 | 102 |
| 2020 | -23 | 155 | 103 | -58 | 118 | 70 | 28 | 6 | -39 | 37 | 22 | -45 |
| 2021 | 58 | -44 | 33 | 22 | 78 | 2 | 1 | 73 | 47 | 83 | 10 | 10 |
| 2022 | 91 | -21 | 5 | -16 | 234 | -28 | 79 | 149 | -50 | 113 | -58 | 117 |
| 2023 | -74 | -6 | 81 | -113 | 48 | -24 | 39 | -3 | -83 | -75 | 12 | 119 |
| 2024 | -103 | -82 | 42 | 3 | 35 | -112 | -15 | -85 | -12 | 19 | 55 | -7 |
| 2025 | -125 | -53 | -81 | 123 | 27 | -16 | 26 | 49 | 114 | 92 | -70 | 183 |
| 2026 | -159 | |||||||||||
| - = 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 |