Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SIMPSON STEEL FABRICATORS &, ERECTORS INC
120 W FIRECLAY AVE, MURRAY, UT, 84107
Parent company: NA
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 | Chromium | Nickel | Copper | Xylene (mixed isomers) | Total (lbs) |
| 1997 | — | — | — | — | 10,441 | 10,441 |
| 1996 | 76,450 | 66,454 | 36,578 | 36,353 | — | 215,835 |
| 1995 | 750 | 750 | 750 | — | — | 2,250 |
| 1994 | 750 | 750 | 750 | — | — | 2,250 |
▎ 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.