Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
DIAMOND MIDWEST
600 ROYAL RD, MICHIGAN CITY, IN, 46360
Parent company: RELIANCE STEEL & ALUMINUM CO
Carcinogen
— EPA classifications across all reporting years
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 | Chromium | Manganese | Nickel | Total |
|---|---|---|---|---|
| 2024 | 5 | 5 | 5 | 15 |
| 2023 | 5 | 5 | 5 | 15 |
| 2022 | 5 | 5 | 5 | 15 |
| 2021 | 5 | 5 | 5 | 15 |
| 2020 | 5 | 5 | 5 | 15 |
| 2019 | 5 | 5 | 5 | 15 |
| 2018 | 5 | 5 | 5 | 15 |
| 2017 | 5 | 5 | 5 | 15 |
| 2016 | 5 | 5 | 5 | 15 |
| 2015 | 5 | 5 | 5 | 15 |