Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ROVANCO PIPING SYSTEMS INC
20535 SE FRONTAGE RD, JOLIET, IL, 60431
Parent company: NA
Carcinogen
PBT
— 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 | Dichloromethane | Mixture | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | 4,4'-Methylenedi(phenyl isocyanate) | Diisocyanates | Total (lbs) |
| 2023 | — | — | — | — | 0 | 0 |
| 2022 | — | — | — | — | 5 | 10 |
| 2021 | — | — | — | — | 0 | 1 |
| 2020 | — | — | — | — | 1 | 1 |
| 2019 | — | — | — | — | 0 | 0 |
| 2018 | — | — | — | — | 0 | 0 |
| 2017 | — | — | — | — | 0 | 0 |
| 2016 | — | — | — | — | 0 | 0 |
| 2015 | — | — | — | — | 0 | 0 |
| 2014 | — | — | — | — | 0 | 0 |
| 2013 | — | — | — | — | 0 | 0 |
| 2012 | — | — | — | — | 1 | 1 |
| 2002 | — | — | 887 | — | — | 887 |
| 2001 | — | — | 1,346 | — | — | 1,346 |
| 1995 | — | — | — | — | 250 | 250 |
| 1994 | 1,381 | — | — | 250 | — | 1,631 |
| 1993 | 3,584 | — | — | 250 | — | 3,834 |
| 1992 | 3,397 | — | — | 250 | — | 3,647 |
| 1991 | 6,200 | — | — | 250 | — | 6,450 |
| 1990 | 2,500 | — | — | — | — | 2,500 |
| 1989 | 2,600 | 2,850 | — | — | — | 5,450 |
| 1988 | 250 | — | — | — | — | 250 |
| 1987 | — | 500 | — | — | — | 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.