Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INDEPENDENCE OILFIELD CHEMICALS MIDLAND TX
8501 W INTERSTATE 20, MIDLAND, TX, 79706
Parent company: INNOSPEC INC
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 | Methanol | Xylene (mixed isomers) | Toluene | Ethylbenzene | Ethylene glycol | Total (lbs) |
| 2024 | 1,500 | 255 | 10 | 10 | 10 | 1,785 |
| 2023 | 1,500 | 255 | 10 | 10 | 10 | 1,785 |
| 2022 | 1,500 | 255 | 10 | 10 | 10 | 1,785 |
| 2021 | 2,750 | 325 | 10 | 10 | 10 | 3,105 |
| 2020 | 5,250 | 325 | 10 | 10 | 10 | 5,605 |
| 2019 | 4,850 | 325 | 10 | 10 | 10 | 5,205 |
| 2018 | 5,259 | 114 | — | — | — | 5,373 |
| 2017 | 6,986 | 115 | — | — | — | 7,101 |
| 2016 | 360 | 80 | 420 | — | — | 880 |
▎ 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.