Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
431 SPERRY RD, STOCKTON, CA, 95206
Parent company: NA
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Aluminum (fume or dust) | Copper compounds | Total (lbs) | |||
| 2024 | 71 | — | 71 | |||
| 2023 | 54 | — | 54 | |||
| 2022 | 57 | — | 57 | |||
| 2021 | 53 | — | 53 | |||
| 2020 | 54 | — | 54 | |||
| 2019 | 52 | — | 52 | |||
| 2018 | 55 | — | 55 | |||
| 2017 | 50 | — | 50 | |||
| 2016 | 60 | — | 60 | |||
| 2015 | 30 | — | 30 | |||
| 2014 | 30 | — | 30 | |||
| 2013 | 90 | — | 90 | |||
| 2012 | 250 | — | 250 | |||
| 2011 | 250 | — | 250 | |||
| 2010 | 250 | — | 250 | |||
| 2009 | 250 | — | 250 | |||
| 2008 | 250 | — | 250 | |||
| 2007 | 250 | 255 | 505 | |||
| 2006 | 250 | 255 | 505 | |||
| 2005 | 750 | 255 | 1,005 | |||
| 2004 | 750 | 255 | 1,005 | |||
| 2003 | 250 | 255 | 505 | |||
| 2002 | 250 | 255 | 505 | |||
| 2001 | 750 | 500 | 1,250 | |||
| 2000 | 11,002 | — | 11,002 | |||
| 1999 | 14,379 | — | 14,379 | |||
| 1998 | 13,291 | — | 13,291 | |||
| 1997 | 9,730 | — | 9,730 | |||
| 1996 | 10,383 | — | 10,383 | |||
| 1995 | 8,359 | — | 8,359 | |||
| 1994 | 2,950 | — | 2,950 | |||
| 1993 | 3,675 | — | 3,675 | |||
| 1992 | 4,500 | — | 4,500 | |||
| 1991 | 6,160 | — | 6,160 | |||
| 1990 | 6,040 | — | 6,040 | |||
| 1989 | 26,250 | — | 26,250 | |||
| 1987 | 20,700 | — | 20,700 | |||
▎ 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.