Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
230 E 33RD ST, COVINGTON, KY, 41015
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 | Toluene | Benzene | n-Hexane | Xylene (mixed isomers) | Ethylbenzene | Total |
|---|---|---|---|---|---|---|
| 2024 | 500 | 329 | 580 | 258 | 47 | 1,924 |
| 2023 | 500 | 329 | 590 | 247 | 41 | 1,916 |
| 2022 | 470 | 306 | 540 | 228 | 37 | 1,777 |
| 2021 | 350 | 235 | 410 | 190 | 29 | 1,365 |
| 2020 | 330 | 209 | 390 | 170 | 26 | 1,266 |
| 2019 | 310 | 204 | 360 | 172 | 29 | 1,211 |
| 2018 | 460 | 310 | 540 | 250 | 50 | 1,806 |
| 2017 | 380 | 247 | 440 | 185 | 30 | 1,439 |
| 2016 | 480 | 330 | 570 | 222 | 38 | 1,845 |
| 2015 | 450 | 300 | 530 | 218 | 37 | 1,557 |
| 2014 | 471 | 320 | 540 | 240 | 42 | 1,640 |
| 2013 | 510 | 340 | 600 | 240 | 41 | 1,753 |
| 2012 | 450 | 290 | 500 | 260 | 38 | 1,583 |
| 2011 | 590 | 390 | 700 | 260 | 46 | 2,001 |
| 2010 | 580 | 400 | 710 | 260 | 46 | 2,011 |
| 2009 | 600 | 420 | 730 | 260 | 47 | 2,069 |
| 2008 | 500 | 500 | 500 | 500 | 500 | 2,510 |
| 2007 | 299 | 202 | 359 | 130 | 24 | 1,024 |
| 2006 | 500 | 500 | 500 | 500 | 500 | 2,510 |
| 2005 | 500 | 500 | 500 | 500 | 500 | 2,750 |
| 2004 | 932 | 533 | — | 594 | 128 | 2,276 |
| 2003 | 776 | 449 | — | 499 | 109 | 1,907 |
| 2002 | 709 | 404 | — | 440 | 98 | 1,726 |
| 2001 | 871 | 495 | — | 551 | 123 | 2,133 |
| 2000 | 952 | 553 | — | 607 | 134 | 2,339 |
| 1999 | 3,597 | 3,042 | — | — | 397 | 7,036 |
| 1998 | 880 | 510 | — | 914 | 127 | 2,786 |