Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
POET RESEARCH CENTER INC.
851 WASHINGTON ST, SCOTLAND, SD, 57059
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 | Toluene | Benzene | Total (lbs) |
| 2024 | — | — | 2,090 | — | — | 2,090 |
| 2023 | — | — | 2,070 | — | — | 2,070 |
| 2022 | — | — | 1,900 | — | — | 1,900 |
| 2021 | — | 9,012 | 1,440 | — | — | 10,452 |
| 2020 | — | — | 1,220 | — | — | 1,220 |
| 2019 | — | — | 1,310 | — | — | 1,310 |
| 2018 | — | — | 1,340 | — | — | 1,340 |
| 2017 | — | — | 1,310 | — | — | 1,310 |
| 2016 | — | 8,938 | 1,240 | — | — | 10,178 |
| 2015 | — | 4,934 | 751 | — | — | 5,685 |
| 2014 | — | 5,003 | 847 | — | — | 5,850 |
| 2013 | — | 5,007 | 865 | — | — | 5,872 |
| 2012 | — | 5,103 | 1,011 | — | — | 6,114 |
| 2011 | — | 4,948 | 849 | — | — | 5,797 |
| 2010 | — | 4,926 | 723 | — | — | 5,649 |
| 2009 | — | — | 722 | — | — | 722 |
| 2008 | 7,121 | 1,027 | 4,120 | — | — | 12,268 |
| 2007 | 19,793 | 1,025 | 760 | — | — | 21,578 |
| 2006 | 19,929 | 1,022 | 760 | — | — | 21,711 |
| 2005 | 18,895 | — | 760 | 265 | — | 20,185 |
| 2004 | 18,578 | — | 760 | 265 | 75 | 19,943 |
| 2003 | 17,540 | — | 760 | 265 | 104 | 18,934 |
| 2002 | 8 | — | — | — | 83 | 91 |
| 2001 | 13 | — | — | — | 83 | 96 |
| 2000 | 12 | — | — | — | 57 | 69 |
| 1999 | 12 | — | — | — | 71 | 83 |
| 1998 | 910 | — | — | 310 | 124 | 1,646 |
| 1997 | 210 | — | — | 610 | 174 | 1,567 |
| 1996 | 9 | — | — | 500 | 143 | 1,121 |
| 1995 | 10 | — | — | 586 | 168 | 1,315 |
| 1994 | 7 | — | — | 416 | 119 | 932 |
▎ 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.