Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
POET BIOREFINING-CORNING
1680 BROOKS RD, CORNING, IA, 50841
Parent company: POET HOLDING CO LLC
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 | Ammonia | Acetaldehyde | n-Hexane | Methanol | Acrolein | Total (lbs) |
| 2024 | — | 7,800 | 3,113 | — | 11,700 | 25,973 |
| 2023 | — | 4,100 | 3,137 | 3,200 | — | 12,726 |
| 2022 | — | 4,100 | 2,736 | 3,200 | — | 12,224 |
| 2021 | — | 7,170 | 643 | 2,600 | — | 12,315 |
| 2020 | — | 3,940 | 3,730 | 1,340 | 980 | 10,107 |
| 2019 | — | 3,480 | 4,329 | 1,220 | 920 | 10,072 |
| 2018 | — | 5,770 | 4,329 | 3,180 | 2,310 | 19,552 |
| 2017 | — | 5,070 | 4,129 | 2,470 | 2,330 | 17,988 |
| 2016 | — | 3,250 | 3,932 | — | 1,250 | 15,413 |
| 2015 | — | 1,952 | 3,791 | 896 | 702 | 7,341 |
| 2014 | — | 4,151 | 3,355 | 828 | — | 9,997 |
| 2013 | — | 3,893 | 3,448 | 795 | — | 9,756 |
| 2012 | — | 3,899 | 3,438 | 802 | — | 9,781 |
| 2011 | — | 4,048 | 3,293 | — | — | 8,726 |
| 2010 | — | — | 3,233 | — | — | 3,233 |
| 2009 | 8,089 | 3,941 | 2,888 | — | — | 14,918 |
| 2008 | 10,411 | 4,514 | 3,210 | — | — | 18,135 |
| 2007 | 146,195 | 3,020 | 554 | — | — | 149,769 |
▎ 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.