Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AIR LIQUIDE LARGE INDUSTRIES US LP - RODEO HYDROGEN PLANT
1391 SAN PABLO AVENUE, RODEO, CA, 94572
Parent company: AMERICAN AIR LIQUIDE HOLDINGS INC
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 | Methanol | Zinc compounds | n-Hexane | Ethylene | Total (lbs) |
| 2024 | 24,000 | 44 | 1 | 80 | — | 24,132 |
| 2023 | 15,000 | 4 | — | — | — | 15,004 |
| 2022 | 14,000 | 52 | — | — | — | 14,052 |
| 2021 | 6,900 | 690 | — | — | — | 7,590 |
| 2020 | 14 | 200 | — | — | — | 214 |
| 2019 | 14 | 73 | 130 | — | — | 217 |
| 2018 | 14 | 830 | — | — | — | 844 |
| 2017 | 5 | 350 | — | — | — | 355 |
| 2016 | 5 | 170 | 130 | — | — | 321 |
| 2015 | 7,300 | 170 | — | — | — | 7,470 |
| 2014 | 4,000 | 1,200 | — | — | — | 5,200 |
| 2013 | 5 | 330 | — | — | — | 335 |
| 2012 | 960 | 52 | — | — | — | 1,012 |
| 2011 | 2,200 | 200 | — | — | — | 2,400 |
| 2010 | 1,800 | 100 | — | — | 32 | 1,932 |
| 2009 | — | 4 | — | — | — | 4 |
▎ 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.