Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
STEEL DYNAMICS SOUTHWEST SINTON DIV
8534 HIGHWAY 89, SINTON, TX, 78387
Parent company: STEEL DYNAMICS INC
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 | Lead compounds | Manganese And Manganese Compounds | Lead And Lead Compounds | Zinc compounds | n-Butyl alcohol | Total (lbs) |
| 2024 | — | 630 | 1,132 | 8 | 347 | 3,299 |
| 2023 | 970 | 511 | — | 914 | 161 | 3,243 |
| 2022 | 525 | — | — | 54 | 445 | 2,373 |
▎ 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.