Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OPTIMIZED PROCESS DESIGNS LLC
25610 CLAY RD, KATY, TX, 77493
Parent company: KOCH INDUSTRIES 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 | Nickel | Total (lbs) | |||
| 2018 | 3 | 2 | 6 | |||
| 2017 | 2 | 1 | 3 | |||
| 2014 | 2 | — | 2 | |||
| 2013 | 2 | 1 | 3 | |||
| 2012 | 1 | 0 | 2 | |||
| 2011 | 2 | 1 | 3 | |||
| 2010 | 1 | 1 | 2 | |||
| 2009 | 0 | 1 | 1 | |||
▎ 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.