Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
STANDARD MACHINE & MANUFACTURING CO
10014 BIG BEND, SAINT LOUIS, MO, 63122
Parent company: NA
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 | Methyl ethyl ketone | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Zinc compounds | Copper compounds | Total (lbs) |
| 1995 | 5,697 | 805 | 517 | — | — | 7,019 |
| 1994 | — | 912 | — | — | — | 912 |
| 1993 | 117 | — | — | — | — | 117 |
| 1992 | 131 | — | — | — | — | 131 |
| 1991 | 398 | — | — | — | — | 398 |
| 1990 | 437 | — | — | — | — | 437 |
| 1989 | — | — | 250 | 250 | 250 | 750 |
| 1988 | — | — | — | 250 | — | 500 |
| 1987 | 500 | — | — | — | — | 500 |
▎ 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.