Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
2611 CR 314, BRAZORIA, TX, 77422
Parent company: CHEVRON PHILLIPS CHEMICAL CO LLC
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Ethylene | Propylene | Methanol | n-Hexane | Total (lbs) | |
| 2024 | 44,181 | 17,818 | — | 262 | 62,261 | |
| 2023 | 44,718 | 19,523 | — | 260 | 64,501 | |
| 2022 | 50,177 | 24,113 | — | 260 | 74,550 | |
| 2021 | 67,224 | 32,053 | — | 257 | 99,534 | |
| 2020 | 88,471 | 30,956 | — | 260 | 119,687 | |
| 2019 | 78,132 | 29,218 | — | 260 | 107,610 | |
| 2018 | 70,131 | 26,789 | — | 260 | 97,180 | |
| 2017 | 78,488 | 32,023 | 543 | 260 | 111,314 | |
| 2016 | 85,559 | 36,885 | — | 260 | 122,704 | |
| 2015 | 75,765 | 33,453 | — | 260 | 109,478 | |
| 2014 | 72,124 | 28,126 | — | 260 | 100,510 | |
| 2013 | 77,168 | 31,551 | 611 | 260 | 109,590 | |
| 2012 | 74,487 | 30,751 | 498 | 259 | 105,995 | |
| 2011 | 67,420 | 27,768 | — | — | 95,188 | |
| 2010 | 61,158 | 31,453 | 650 | — | 93,261 | |
| 2009 | 65,104 | 32,592 | 644 | — | 98,340 | |
| 2008 | 71,599 | 36,386 | 914 | — | 108,899 | |
| 2007 | 66,704 | 31,784 | 395 | — | 98,883 | |
| 2006 | 72,648 | 37,737 | 536 | — | 110,921 | |
| 2005 | 92,958 | 55,666 | 1,242 | — | 149,866 | |
| 2004 | 79,524 | 50,603 | 1,228 | — | 131,355 | |
| 2003 | 82,060 | 56,650 | 2,257 | — | 140,967 | |
| 2002 | 115,182 | 100,522 | 3,988 | — | 219,692 | |
| 2001 | 105,486 | 949,766 | 3,988 | — | 1,059,240 | |
| 2000 | 159,160 | 180,988 | 3,988 | — | 344,136 | |
| 1999 | 159,160 | 180,988 | 3,988 | — | 344,136 | |
| 1998 | 77,000 | 12,200 | — | — | 89,200 | |
| 1997 | 76,000 | 21,500 | — | — | 97,500 | |
| 1996 | 82,000 | 20,500 | — | — | 102,500 | |
| 1995 | 56,400 | 61,700 | — | — | 118,100 | |
| 1994 | 71,120 | 71,120 | — | — | 142,240 | |
| 1993 | 16,950 | 16,950 | — | — | 33,900 | |
| 1992 | 9,980 | 3,332 | — | — | 13,312 | |
| 1991 | 9,980 | 3,332 | — | — | 13,312 | |
| 1990 | 9,980 | 3,332 | — | — | 13,312 | |
| 1989 | 9,980 | 3,332 | — | — | 13,312 | |
| 1988 | 44,280 | 44,032 | — | — | 88,312 | |
▎ 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.