Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LHOIST NA OF ALABAMA LLC-O'NEAL PLANT
2885 HWY 31 S, CALERA, AL, 35040
Parent company: LHOIST NA INC
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 | Ammonia | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Lead compounds | Zinc compounds | Lead And Lead Compounds | Total (lbs) |
| 2024 | 121,032 | 32,827 | 4,396 | — | — | 158,285 |
| 2023 | 135,485 | 27,020 | 3,583 | — | — | 166,118 |
| 2022 | 101,800 | 34,183 | — | — | 3,512 | 139,530 |
| 2021 | 110,532 | 31,462 | — | — | 3,295 | 145,325 |
| 2020 | 116,971 | 32,652 | 5,964 | — | — | 155,700 |
| 2019 | 106,352 | 33,197 | 5,612 | — | — | 145,182 |
| 2018 | 111,792 | 36,114 | 7,153 | — | — | 155,107 |
| 2017 | 148,421 | 26,512 | 13,165 | — | — | 188,139 |
| 2016 | 93,436 | 32,394 | 14,718 | — | — | 140,588 |
| 2015 | 118,206 | 30,373 | 24,578 | — | — | 173,206 |
| 2014 | 139,367 | 30,130 | 17,621 | — | — | 191,119 |
| 2013 | 137,982 | — | 834 | — | — | 138,846 |
| 2012 | 130,665 | — | 790 | — | — | 131,483 |
| 2011 | 123,534 | — | 40,879 | — | — | 164,440 |
| 2010 | 116,937 | — | 45,981 | — | — | 162,944 |
| 2009 | 109,533 | — | 40,080 | — | — | 149,638 |
| 2008 | 116,338 | 30,913 | 18,963 | — | — | 166,252 |
| 2007 | 72,892 | — | 21,305 | — | — | 94,217 |
| 2006 | — | — | 4,255 | — | — | 4,282 |
| 2005 | — | — | 6,121 | 10,548 | — | 16,698 |
| 2004 | — | — | 13,202 | 11,000 | — | 24,258 |
| 2003 | — | — | 3,251 | — | — | 3,270 |
| 2002 | — | — | 2,462 | — | — | 2,480 |
| 2001 | — | — | 1 | — | — | 8 |
▎ 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.