Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
IRONUNITS LLC
300 MILLARD ST, TOLEDO, OH, 43605
Parent company: CLEVELAND-CLIFFS INC
Carcinogen
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 | Sodium nitrite | Lead | Total (lbs) | ||
| 2024 | 33,792 | — | 13 | 33,806 | ||
| 2023 | 33,909 | — | 14 | 33,923 | ||
| 2022 | 32,418 | 2,463 | 13 | 34,894 | ||
| 2021 | 32,110 | 12 | 5 | 32,127 | ||
▎ 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.