Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
US DOE BRYAN MOUND SPR SITE
COUNTY RD 242A, FREEPORT, TX, 77541
Parent company: US DEPARTMENT OF ENERGY
Carcinogen
— 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 | n-Hexane | Benzene | Ethylbenzene | Total (lbs) | ||
| 2022 | 302 | 25 | 4 | 331 | ||
| 2021 | 387 | 32 | 5 | 424 | ||
| 2020 | 1,721 | 142 | 22 | 1,885 | ||
| 2019 | 1,367 | 113 | — | 1,480 | ||
| 2018 | 1,537 | 127 | — | 1,664 | ||
| 2017 | 205 | 17 | — | 222 | ||
| 2011 | 1,408 | 116 | — | 1,524 | ||
| 2005 | 330 | 28 | — | 358 | ||
| 2004 | 580 | — | — | 580 | ||
| 2000 | 4,903 | 73 | — | 4,976 | ||
| 1999 | 46,835 | 942 | — | 47,777 | ||
| 1996 | 55 | 2 | — | 57 | ||
▎ 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.