Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OXY VINYLS LP DEER PARK CAUSTIC
1000 TIDAL RD, DEER PARK, TX, 77536
Parent company: OCCIDENTAL PETROLEUM CORP
Carcinogen
PBT
— 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 | Ammonia | Chlorine | 1,2-Dichloroethane | Carbon tetrachloride | Vinyl chloride | Total (lbs) |
| 2024 | 21,000 | 0 | — | — | 7,886 | 32,908 |
| 2023 | 34,308 | 0 | — | — | 8,865 | 48,613 |
| 2022 | 22,977 | 0 | — | — | 10,074 | 39,859 |
| 2021 | 25,540 | 0 | — | — | 10,583 | 42,002 |
| 2020 | 14,840 | 0 | — | — | 13,163 | 35,403 |
| 2019 | 14,140 | 0 | — | — | 12,267 | 32,706 |
| 2018 | 25,660 | 0 | — | — | 11,324 | 42,788 |
| 2017 | 13,473 | — | — | — | 15,590 | 34,244 |
| 2016 | 8,571 | — | — | — | 12,322 | 27,257 |
| 2015 | 15,960 | — | — | — | 9,646 | 34,117 |
| 2014 | 13,660 | — | — | — | 10,385 | 31,642 |
| 2013 | 38,237 | 69 | — | — | 7,611 | 50,166 |
| 2012 | 17,697 | 69 | — | — | 6,709 | 28,672 |
| 2011 | 15,100 | 45 | — | — | 6,332 | 23,404 |
| 2010 | 21,080 | 51 | — | — | 7,779 | 30,000 |
| 2009 | 19,900 | 30 | — | — | 4,859 | 25,666 |
| 2008 | 20,220 | 63 | — | — | 2,525 | 23,854 |
| 2007 | 31,260 | 15 | — | — | 4,713 | 37,097 |
| 2006 | 15,580 | 18 | — | — | 4,550 | 22,165 |
| 2005 | 9,450 | — | — | — | 4,924 | 19,301 |
| 2004 | 21,811 | — | — | — | 4,309 | 30,964 |
| 2003 | 17,960 | 2 | — | 12 | 8,848 | 31,702 |
| 2002 | 14,501 | — | — | 79 | 13,350 | 33,519 |
| 2001 | 19,600 | 2,594 | — | 8,879 | 16,958 | 64,786 |
| 2000 | 19,974 | 2,871 | — | 12,481 | 25,304 | 77,896 |
| 1999 | — | 1,632 | — | 8,996 | — | 31,287 |
| 1998 | — | 1,632 | — | 8,800 | — | 30,792 |
| 1997 | — | 5,650 | — | 8,480 | — | 47,660 |
| 1996 | — | 5,560 | — | 8,541 | — | 33,198 |
| 1995 | — | 3,860 | 1,500 | 6,305 | — | 44,078 |
| 1994 | — | 3,860 | 2,920 | 6,805 | — | 87,629 |
| 1993 | — | 14,400 | 2,220 | 6,358 | — | 82,533 |
| 1992 | — | 13,300 | 25,500 | 11,070 | 12,000 | 124,544 |
| 1991 | — | 12,230 | 15,800 | 54,080 | — | 206,557 |
| 1990 | 3 | 14,110 | 50,280 | 55,024 | — | 129,542 |
| 1989 | 60 | 15,030 | 76,360 | 77,091 | — | 403,190 |
| 1988 | 7,700 | — | — | — | — | 34,284 |
| 1987 | — | 249,000 | 99,750 | — | — | 425,450 |
▎ 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.