Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SCHUFF STEEL CO
2324 NAVY DR, STOCKTON, CA, 95206
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 | Propylene | Total (lbs) | |
| 2024 | 42 | 1 | 1 | — | 44 | |
| 2023 | 67 | 3 | 1 | — | 71 | |
| 2022 | 105 | 3 | 1 | — | 109 | |
| 2021 | 67 | 3 | 1 | — | 71 | |
| 2020 | 221 | 2 | 1 | — | 224 | |
| 2019 | 335 | 2 | 1 | — | 338 | |
| 2018 | 291 | 2 | 1 | — | 294 | |
| 2017 | 204 | 4 | 2 | — | 210 | |
| 2016 | 125 | 1 | 1 | — | 127 | |
| 2015 | 125 | 1 | 2 | — | 127 | |
| 2014 | 664 | 247 | 125 | — | 1,036 | |
| 2013 | 160 | 3 | 1 | — | 164 | |
| 2012 | 152 | 1 | 3 | — | 156 | |
| 2011 | 132 | 1 | 2 | — | 135 | |
| 2010 | 6 | — | — | — | 6 | |
| 2007 | 250 | 250 | — | 5 | 505 | |
| 2006 | 250 | 250 | — | 5 | 505 | |
| 2005 | 250 | 250 | — | 5 | 505 | |
| 2004 | — | 250 | — | — | 250 | |
| 2003 | 250 | 250 | — | 5 | 505 | |
| 2002 | 250 | 250 | — | 5 | 505 | |
| 2001 | 250 | 250 | — | 5 | 505 | |
| 2000 | 250 | 250 | — | 5 | 505 | |
| 1999 | 250 | 250 | — | 5 | 505 | |
| 1998 | 250 | 250 | — | 5 | 505 | |
| 1997 | 250 | 250 | — | 5 | 505 | |
| 1996 | 250 | 250 | — | 5 | 505 | |
| 1995 | 250 | 250 | — | 5 | 505 | |
| 1994 | 250 | 250 | — | 5 | 505 | |
| 1993 | 250 | 250 | — | 5 | 505 | |
| 1992 | 250 | 250 | — | 5 | 505 | |
| 1991 | 250 | 250 | — | 5 | 505 | |
| 1990 | 250 | 250 | 500 | 5 | 1,005 | |
| 1989 | 500 | 500 | 500 | — | 1,500 | |
▎ 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.