Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DARLING INGREDIENTS INC.
2027 RIVER RD, UNION CITY, TN, 38261
Parent company: DARLING INGREDIENTS INC
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 | Hydrogen sulfide | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonia | Total (lbs) | ||
| 2024 | 35,714 | 4,993 | 11,719 | 52,425 | ||
| 2023 | 44,516 | — | 17,970 | 62,486 | ||
| 2022 | 51,147 | 26,660 | 4,957 | 82,764 | ||
| 2021 | 54,451 | 4,624 | 4,136 | 63,212 | ||
| 2020 | 40,913 | 106,717 | 1,570 | 149,200 | ||
| 2019 | 45,809 | 10,140 | 717 | 56,666 | ||
| 2018 | 31,331 | — | 164 | 31,495 | ||
| 2017 | 60,347 | 11,737 | — | 72,084 | ||
| 2016 | 71,243 | 13,645 | — | 84,888 | ||
| 2015 | 44,550 | 13,367 | — | 57,917 | ||
| 2014 | 48,585 | — | — | 48,585 | ||
| 2013 | — | — | 32 | 32 | ||
| 2012 | — | 2,331 | — | 2,331 | ||
| 2005 | — | 54,700 | — | 54,700 | ||
▎ 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.