Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
2900 SACAJAWEA PARK RD, PASCO, WA, 99301
Parent company: MARATHON PETROLEUM CORP
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | n-Hexane | Toluene | Benzene | Xylene (mixed isomers) | Ethylbenzene | Total |
|---|---|---|---|---|---|---|
| 2024 | 1,220 | 1,000 | 690 | 393 | 78 | 3,776 |
| 2023 | 1,250 | 990 | 682 | 403 | 78 | 3,803 |
| 2022 | 1,210 | 994 | 683 | 406 | 78 | 3,772 |
| 2021 | 760 | 720 | 265 | 620 | 114 | 2,967 |
| 2020 | 780 | 760 | 263 | 630 | 120 | 3,045 |
| 2019 | 702 | 677 | 307 | 391 | 94 | 2,230 |
| 2018 | 755 | 692 | 311 | 402 | 97 | 2,316 |
| 2017 | 702 | 669 | 280 | 421 | 103 | 2,301 |
| 2016 | 527 | 549 | 210 | 356 | 86 | 1,846 |
| 2015 | 581 | 568 | 234 | 351 | 87 | 1,935 |
| 2014 | 486 | 439 | 298 | 315 | 43 | 1,779 |
| 2013 | 976 | 1,102 | 268 | 907 | 200 | 3,652 |
| 2012 | 632 | 557 | 252 | 319 | 78 | 1,942 |
| 2011 | 613 | 542 | 258 | 310 | 73 | 1,898 |
| 2010 | 583 | 561 | 246 | 336 | 81 | 1,922 |
| 2009 | 582 | 549 | 243 | 325 | 80 | 1,887 |
| 2008 | 652 | 602 | 274 | 344 | 85 | 2,063 |
| 2007 | 535 | 517 | 256 | 101 | 70 | 1,605 |
| 2006 | 801 | 689 | 349 | 367 | 90 | 2,404 |
| 2005 | 849 | 754 | 373 | 414 | 99 | 2,609 |
| 2004 | 814 | 725 | 359 | 405 | 95 | 2,519 |
| 2003 | 1,763 | 1,584 | 881 | 764 | 155 | 6,032 |
| 2002 | 1,422 | 1,542 | 993 | 789 | 147 | 5,197 |
| 2001 | 1,516 | 1,386 | 817 | 661 | 132 | 4,978 |
| 2000 | 2,646 | 2,158 | 1,242 | 981 | 143 | 7,711 |
| 1999 | 3,788 | 2,930 | 1,880 | 1,246 | 198 | 10,571 |
| 1998 | 5,046 | 3,791 | 2,562 | 1,522 | 259 | 13,755 |