Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MONT BELVIEU EAST PHT FACILITY
9434 N HWY 146, BAYTOWN, TX, 77520
Parent company: ENTERPRISE PRODUCTS OPERATING LLC
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 | Propylene | Ethylene | Total (lbs) | |||
| 2024 | 1,265 | — | 1,265 | |||
| 2023 | 1,101 | — | 1,101 | |||
| 2022 | 924 | — | 924 | |||
| 2021 | 1,021 | — | 1,021 | |||
| 2020 | 1,940 | — | 1,940 | |||
| 2019 | 7,320 | 230 | 7,550 | |||
| 2018 | 9,460 | 290 | 9,750 | |||
| 2017 | 6,940 | 210 | 7,150 | |||
| 2016 | 8,626 | 60 | 8,686 | |||
| 2015 | 7,944 | 39 | 7,983 | |||
| 2014 | 3,562 | — | 3,562 | |||
| 2013 | 5,162 | 46 | 5,208 | |||
| 2012 | 4,813 | — | 4,813 | |||
| 2011 | 3,175 | — | 3,175 | |||
| 2010 | 2,151 | — | 2,151 | |||
| 2009 | 3,379 | — | 3,379 | |||
| 2008 | 3,379 | — | 3,379 | |||
| 2007 | 3,379 | — | 3,379 | |||
| 2006 | 2,560 | — | 2,560 | |||
| 2005 | 2,555 | — | 2,555 | |||
| 2004 | 3,048 | — | 3,048 | |||
| 2003 | 2,940 | — | 2,940 | |||
| 2002 | 2,909 | — | 2,909 | |||
▎ 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.