Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MONT BELVIEU FRACTIONATOR
9900 FM 1942, MONT BELVIEU, TX, 77580
Parent company: ONEOK 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 | n-Hexane | Cyclohexane | Benzene | Total (lbs) | ||
| 2024 | 669 | 134 | 37 | 840 | ||
| 2023 | 190 | 26 | 11 | 227 | ||
▎ 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.