Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CENTRAL BI-PRODUCTS
33361 COUNTY RD 25, REDWOOD FALLS, MN, 56283
Parent company: FARMERS UNION INDUSTRIES 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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Methanol | Formaldehyde | Hydrogen sulfide | Total (lbs) |
| 2024 | 519,006 | — | — | — | — | 519,011 |
| 2023 | 500,734 | — | — | — | 425 | 501,164 |
| 2022 | 971,368 | — | — | — | 314 | 971,687 |
| 2021 | 660,856 | — | — | 250 | 268 | 661,379 |
| 2020 | 632,891 | — | — | 250 | — | 633,146 |
| 2019 | 488,284 | — | — | 250 | — | 488,539 |
| 2018 | 697,337 | — | — | 307 | — | 697,649 |
| 2017 | 194,663 | — | — | 307 | — | 194,975 |
| 2016 | 320,549 | — | — | 307 | — | 320,861 |
| 2015 | 32,960 | — | — | 288 | — | 33,371 |
| 2014 | 344,957 | 750 | — | — | — | 345,707 |
| 2013 | 128,145 | 750 | — | — | — | 128,895 |
| 2012 | 314,250 | 750 | — | — | — | 315,000 |
| 2011 | 57,672 | 750 | — | — | — | 58,422 |
| 2010 | 328,919 | — | 580 | — | — | 329,499 |
| 2009 | 46,134 | 750 | 580 | — | — | 47,464 |
| 2008 | 308,900 | 750 | 580 | — | — | 310,230 |
| 2007 | 265,750 | — | 190 | — | — | 265,940 |
| 2006 | 225,600 | 250 | 330 | — | — | 226,180 |
| 2005 | 306,800 | 250 | 330 | — | — | 307,380 |
| 2004 | 316,000 | 250 | — | — | — | 316,250 |
| 2003 | 254,000 | 250 | — | — | — | 254,250 |
| 2002 | 163,000 | 250 | — | — | — | 163,250 |
| 2001 | 176,000 | 250 | — | — | — | 176,250 |
| 2000 | 173,000 | 250 | — | — | — | 173,250 |
| 1999 | 189,000 | 250 | — | — | — | 189,250 |
| 1998 | 180,000 | 250 | — | — | — | 180,250 |
| 1990 | 250 | — | — | — | — | 260 |
▎ 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.