Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TESORO - STOCKTON TERMINAL
3003 NAVY DRIVE, STOCKTON, CA, 95206
Parent company: MARATHON PETROLEUM CORP
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Xylene (mixed isomers) | Toluene | Cyclohexane | 1,2,4-Trimethylbenzene | Benzene | Total (lbs) |
| 2024 | 205 | 460 | 220 | 4 | 93 | 1,149 |
| 2023 | 197 | 460 | 220 | 3 | 93 | 1,130 |
| 2022 | 187 | 450 | 212 | 3 | 91 | 1,096 |
| 2021 | 211 | 490 | 229 | 4 | 99 | 1,198 |
| 2020 | 2,850 | 560 | 270 | 614 | 122 | 4,653 |
| 2018 | 2,975 | 842 | 405 | 642 | 181 | 5,167 |
| 2017 | 3,018 | 1,439 | 692 | 588 | 298 | 6,206 |
| 2015 | 181 | 455 | 130 | 133 | 155 | 1,754 |
| 2013 | 87 | 216 | 49 | 34 | 39 | 606 |
| 2012 | 57 | 120 | 44 | 26 | 35 | 408 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.