Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NUCOR STEEL LOUISIANA LLC
9101 HWY 3125, CONVENT, LA, 70723
Parent company: NUCOR 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 | Hydrogen sulfide | Ammonia | Polycyclic aromatic compounds | Lead And Lead Compounds | Chlorine dioxide | Total (lbs) |
| 2024 | — | 31,680 | — | 39 | — | 31,719 |
| 2023 | — | 30,362 | — | — | — | 30,362 |
| 2022 | — | 31,220 | — | — | — | 31,220 |
| 2021 | — | 31,160 | — | — | — | 31,160 |
| 2020 | — | 32,921 | — | — | — | 32,921 |
| 2019 | 55,665 | 30,198 | — | — | — | 85,863 |
| 2018 | 70,554 | 25,063 | — | — | — | 95,618 |
| 2017 | 48,499 | — | — | — | — | 48,499 |
| 2016 | 85,486 | 16,180 | — | — | — | 101,666 |
| 2015 | — | 10,400 | — | — | 5 | 10,405 |
| 2014 | — | — | 6,278 | — | 5 | 6,283 |
▎ 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.