Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
11971 FM 529, HOUSTON, TX, 77041
Parent company: BERKSHIRE HATHAWAY INC
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 | Chromium | Nickel | Manganese | Copper | Total (lbs) | |
| 2018 | 3 | 2 | — | — | 5 | |
| 2017 | 3 | 1 | 0 | — | 5 | |
| 2016 | 5 | 1 | — | — | 6 | |
| 2015 | 4 | 1 | — | — | 5 | |
| 2014 | 58 | 33 | 33 | — | 124 | |
| 2013 | 161 | 95 | 95 | — | 351 | |
| 2012 | 340 | 202 | 201 | 134 | 878 | |
| 2011 | 251 | 250 | — | — | 501 | |
▎ 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.