Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OHMSTEDE LTD
1750 SWISCO RD, SULPHUR, LA, 70665
Parent company: EMCOR GROUP 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 | Manganese | Copper | Chromium | Nickel | Cobalt | Total (lbs) |
| 1999 | 23 | 1 | 5 | 5 | — | 34 |
| 1998 | 10 | 23 | 15 | 11 | 2 | 61 |
▎ 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.