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| Rocky Mountains (PADD 4) Operable Crude Oil Distillation Capacity (Thousand Barrels per Calendar Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | 565 | 561 | 561 | 561 | 561 | 561 | 561 | 561 | 561 | 546 | 546 | 542 |
| 1986 | 529 | 532 | 532 | 533 | 533 | 533 | 537 | 537 | 537 | 537 | 537 | 537 |
| 1987 | 534 | 534 | 534 | 536 | 536 | 536 | 536 | 536 | 536 | 535 | 535 | 535 |
| 1988 | 540 | 540 | 534 | 534 | 534 | 534 | 534 | 534 | 541 | 541 | 541 | 541 |
| 1989 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 554 | 554 | 554 | 554 | 554 |
| 1990 | 555 | 555 | 555 | 555 | 555 | 555 | 555 | 555 | 555 | 555 | 555 | 555 |
| 1991 | 555 | 555 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 |
| 1992 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 |
| 1993 | 519 | 519 | 519 | 519 | 519 | 519 | 519 | 519 | 519 | 519 | 509 | 512 |
| 1994 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 510 | 502 | 502 | 502 |
| 1995 | 508 | 508 | 508 | 508 | 508 | 508 | 508 | 508 | 508 | 508 | 508 | 508 |
| 1996 | 508 | 508 | 508 | 508 | 508 | 518 | 518 | 518 | 518 | 518 | 518 | 518 |
| 1997 | 520 | 520 | 520 | 520 | 520 | 520 | 520 | 520 | 520 | 520 | 520 | 520 |
| 1998 | 524 | 524 | 524 | 524 | 524 | 524 | 524 | 524 | 524 | 524 | 524 | 524 |
| 1999 | 528 | 525 | 528 | 528 | 528 | 528 | 528 | 528 | 528 | 528 | 528 | 528 |
| 2000 | 541 | 541 | 542 | 542 | 542 | 542 | 542 | 542 | 543 | 543 | 543 | 543 |
| 2001 | 554 | 554 | 554 | 554 | 554 | 564 | 564 | 564 | 564 | 564 | 564 | 564 |
| 2002 | 572 | 572 | 572 | 572 | 572 | 576 | 576 | 576 | 576 | 576 | 576 | 576 |
| 2003 | 578 | 578 | 578 | 578 | 578 | 578 | 578 | 578 | 578 | 578 | 578 | 578 |
| 2004 | 581 | 582 | 582 | 582 | 582 | 582 | 582 | 582 | 582 | 582 | 582 | 582 |
| 2005 | 588 | 588 | 588 | 588 | 588 | 588 | 592 | 592 | 592 | 588 | 588 | 588 |
| 2006 | 596 | 596 | 596 | 596 | 596 | 596 | 596 | 596 | 596 | 596 | 596 | 596 |
| 2007 | 598 | 598 | 598 | 598 | 598 | 598 | 598 | 598 | 598 | 598 | 598 | 598 |
| 2008 | 603 | 603 | 603 | 603 | 603 | 603 | 603 | 603 | 603 | 608 | 608 | 608 |
| 2009 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 | 622 |
| 2010 | 623 | 623 | 623 | 623 | 623 | 623 | 623 | 623 | 623 | 623 | 623 | 623 |
| 2011 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 |
| 2012 | 623 | 623 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 624 | 625 | 625 |
| 2013 | 630 | 630 | 630 | 630 | 630 | 630 | 630 | 630 | 630 | 630 | 630 | 630 |
| 2014 | 631 | 631 | 637 | 637 | 637 | 637 | 647 | 647 | 647 | 647 | 647 | 647 |
| 2015 | 647 | 647 | 647 | 647 | 647 | 647 | 651 | 651 | 651 | 651 | 651 | 651 |
| 2016 | 679 | 679 | 679 | 679 | 679 | 693 | 693 | 693 | 693 | 693 | 693 | 693 |
| 2017 | 692 | 692 | 692 | 692 | 692 | 692 | 692 | 693 | 693 | 693 | 693 | 693 |
| 2018 | 683 | 683 | 683 | 683 | 683 | 683 | 683 | 683 | 683 | 683 | 683 | 683 |
| 2019 | 687 | 687 | 687 | 687 | 687 | 687 | 687 | 687 | 687 | 687 | 687 | 687 |
| 2020 | 698 | 698 | 698 | 698 | 698 | 698 | 698 | 698 | 650 | 650 | 650 | 650 |
| 2021 | 657 | 657 | 657 | 657 | 657 | 657 | 657 | 657 | 657 | 657 | 657 | 657 |
| 2022 | 663 | 663 | 663 | 663 | 663 | 663 | 663 | 663 | 663 | 663 | 650 | 650 |
| 2023 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |
| 2024 | 652 | 652 | 652 | 652 | 652 | 652 | 652 | 652 | 652 | 652 | 652 | 652 |
| 2025 | 644 | 644 | 644 | 644 | 644 | 644 | 644 | 644 | 644 | 644 | 644 | 644 |
| 2026 | 653 | 653 | 653 | 653 | 653 | 653 | 653 | |||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 10/30/2026 |
| Next Release Date: 11/30/2026 |