Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MISSOURI METALS A DIV OF SAMUEL SON & CO. (USA) INC.
9970 PAGE BLVD, SAINT LOUIS, MO, 63132
Parent company: SAMUEL SON & CO LTD
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 | Trichloroethylene | Nitric acid | Tetrachloroethylene | Total (lbs) | ||
| 2024 | — | 8,290 | — | 8,290 | ||
| 2023 | — | 10,777 | — | 10,777 | ||
| 2022 | — | 10,777 | — | 10,777 | ||
| 2021 | — | 15,808 | — | 15,808 | ||
| 2020 | — | 15,808 | — | 15,808 | ||
| 2019 | — | 15,747 | — | 15,747 | ||
| 2018 | — | 15,747 | — | 15,747 | ||
| 2017 | — | 15,747 | — | 15,747 | ||
| 2015 | — | 15,747 | — | 15,747 | ||
| 1994 | — | — | 8,400 | 8,400 | ||
| 1993 | — | — | 17,296 | 17,296 | ||
| 1992 | — | — | 27,044 | 27,044 | ||
| 1991 | — | — | 44,654 | 44,654 | ||
| 1989 | 62,500 | — | — | 62,500 | ||
| 1988 | 82,000 | — | — | 82,000 | ||
| 1987 | 96,000 | — | — | 96,000 | ||
▎ 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.