Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PARSONS CO INC
1386 STATE RT 117, ROANOKE, IL, 61561
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 | Methyl ethyl ketone | Chromium | Nickel | Copper | Manganese | Total (lbs) |
| 2024 | — | 85 | 85 | 20 | 27 | 219 |
| 2023 | — | 75 | 75 | 19 | — | 170 |
| 2022 | — | 65 | 65 | 16 | — | 147 |
| 2021 | — | 60 | 60 | 18 | — | 139 |
| 2020 | — | 47 | 47 | 13 | — | 108 |
| 2019 | — | 60 | 61 | 12 | — | 134 |
| 2018 | — | 78 | 79 | 16 | — | 175 |
| 2017 | — | 67 | 65 | 17 | — | 150 |
| 2016 | — | 87 | 84 | 19 | — | 192 |
| 2015 | — | 53 | 51 | 12 | — | 117 |
| 2014 | — | 69 | 66 | — | — | 135 |
| 2013 | — | 70 | 67 | 15 | — | 154 |
| 2012 | — | 90 | 87 | 20 | — | 199 |
| 2011 | — | 8 | 8 | 2 | — | 18 |
| 2010 | — | — | — | 5 | — | 5 |
| 2009 | — | — | — | 5 | — | 5 |
| 2008 | — | — | — | 32 | — | 32 |
| 2003 | — | 3 | — | 1 | — | 4 |
| 2002 | — | 2 | 2 | 1 | — | 5 |
| 2001 | 4,936 | 4 | 4 | 1 | — | 4,945 |
| 2000 | 12,131 | 7 | 7 | 1 | — | 12,146 |
| 1999 | 229,190 | 7 | 7 | 1 | — | 229,205 |
| 1998 | 4,034 | 2,063 | 1,686 | 277 | — | 8,060 |
▎ 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.