Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SHELL CATALYST & TECHNOLOGIES
1699 CATALYST DR., PORT ALLEN, LA, 70767
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonia | Nitric acid | Certain glycol ethers | Molybdenum trioxide | Total |
|---|---|---|---|---|---|---|
| 2024 | 121,010 | 8,328 | 7,541 | 4,382 | 1,886 | 144,206 |
| 2023 | 124,179 | 8,828 | 7,520 | 4,370 | 1,922 | 147,895 |
| 2022 | 138,730 | 8,861 | 7,529 | 4,373 | 2,060 | 162,711 |
| 2021 | 126,525 | 8,812 | 7,529 | 4,838 | 2,072 | 150,935 |
| 2020 | 104,603 | 8,302 | 7,558 | 4,938 | 1,830 | 128,257 |
| 2019 | 107,963 | 8,737 | 7,533 | 4,507 | 2,083 | 131,987 |
| 2018 | 112,252 | 8,760 | 7,538 | 4,552 | 2,088 | 136,357 |
| 2017 | 114,831 | 8,773 | 7,527 | 75 | 2,072 | 134,438 |
| 2016 | 112,630 | 8,780 | 7,551 | — | 2,059 | 132,170 |
| 2015 | 103,589 | 8,736 | 7,558 | — | 2,064 | 123,104 |
| 2014 | 80,859 | 8,664 | 7,637 | — | 916 | 99,110 |
| 2013 | 130,000 | 8,649 | 7,670 | — | 910 | 148,259 |
| 2012 | 240 | — | 7,660 | — | 1,100 | 10,260 |
| 2011 | 1,230 | — | 300 | — | 935 | 3,410 |
| 2010 | 1,080 | — | 100 | — | 170 | 1,423 |
| 2009 | 795 | — | 596 | — | — | 1,391 |