Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
METAL CULVERTS INC MARYVILLE METAL CULVERT CO
504 N INDUSTRIAL D, MARYVILLE, MO, 64468
Parent company: METAL CULVERTS INC
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 | Chromium | Manganese | Copper | Nickel | Cobalt | Total (lbs) |
| 1990 | — | 10 | — | — | — | 10 |
| 1989 | 250 | 250 | 250 | 250 | — | 1,000 |
| 1988 | 250 | 250 | 250 | — | — | 750 |
| 1987 | 131 | — | — | — | 85 | 216 |
▎ 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.