Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AZTALAN BIO
W5289 VALERO WAY, JOHNSON CREEK, WI, 53038
Parent company: NA
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 | Acetaldehyde | Formic acid | n-Hexane | Acrolein | Methanol | Total (lbs) |
| 2024 | 12,663 | 5,937 | 4,055 | 2,508 | 2,266 | 29,365 |
| 2023 | 2,543 | — | 570 | — | — | 3,113 |
▎ 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.