Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AIRGAS ALVIN PLANT
8870 COUNTY ROAD 128, ALVIN, TX, 77511
Parent company: AIRGAS 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 | Ammonia | Total (lbs) | ||||
| 2024 | 4,080 | 4,080 | ||||
| 2023 | 5,660 | 5,660 | ||||
| 2022 | 7,096 | 7,096 | ||||
| 2021 | 7,932 | 7,932 | ||||
▎ 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.