Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
5429 HARTWICK RD, HOUSTON, TX, 77093
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Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Copper compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Arsenic compounds | Copper And Copper Compounds | Arsenic | Total |
|---|---|---|---|---|---|---|
| 2024 | 14 | 8 | 5 | — | — | 28 |
| 2023 | — | — | — | 14 | — | 28 |
| 2022 | 15 | 8 | 5 | — | — | 28 |
| 2021 | — | — | — | 18 | — | 34 |
| 2020 | 16 | 9 | 6 | — | — | 30 |
| 2019 | 11 | 18 | 6 | — | — | 35 |
| 2018 | — | — | — | 19 | — | 24 |
| 2017 | 12 | 0 | 3 | — | — | 15 |
| 2016 | 17 | 4 | 13 | — | — | 34 |
| 2015 | 21 | 5 | 11 | — | — | 36 |
| 2002 | 5 | 5 | 5 | — | — | 15 |
| 2000 | 10 | 10 | 10 | — | — | 30 |
| 1999 | 10 | 10 | 10 | — | — | 30 |
| 1998 | 10 | 10 | 10 | — | — | 30 |
| 1997 | 10 | 10 | 10 | — | — | 30 |
| 1996 | — | — | — | — | 10 | 30 |
| 1995 | — | — | — | — | 10 | 30 |
| 1994 | — | — | — | — | 10 | 30 |
| 1993 | — | — | — | — | 10 | 30 |
| 1992 | 10 | 10 | 10 | — | — | 30 |
| 1991 | 10 | 10 | 10 | — | — | 30 |
| 1990 | 10 | 10 | 10 | — | — | 30 |
| 1989 | 250 | 250 | 250 | — | — | 750 |
| 1988 | 250 | 250 | 250 | — | — | 750 |