Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
UST INC. LANDMARK CERAMICS
1427 N MAIN ST, MOUNT PLEASANT, TN, 38474
Parent company: NA
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Manganese compounds | Zinc compounds | Total |
|---|---|---|---|---|
| 2024 | 4,526 | — | — | 4,526 |
| 2023 | 4,808 | — | — | 4,808 |
| 2022 | 4,961 | — | — | 4,961 |
| 2021 | 4,226 | — | — | 4,226 |
| 2020 | 3,457 | — | — | 3,457 |
| 2019 | 3,203 | — | — | 3,203 |
| 2018 | 5,984 | — | — | 5,984 |
| 2017 | 14,833 | 2 | 1 | 14,836 |
| 2016 | — | 1 | — | 1 |