Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MESABI NUGGET DELAWARE LLC
6500 HWY 135 N, AURORA, MN, 55705
Parent company: STEEL DYNAMICS INC
PBT
— 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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Hydrogen fluoride | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Total |
|---|---|---|---|---|---|---|
| 2015 | 6,492 | 2,627 | — | — | — | 9,174 |
| 2014 | 48,787 | 15,402 | 2,650 | 2,284 | 1,296 | 70,898 |
| 2013 | 43,158 | 13,677 | 2,363 | 2,021 | 1,168 | 62,822 |
| 2012 | 35,607 | 10,781 | 2,067 | 1,640 | 1,088 | 51,550 |
| 2011 | 29,729 | 9,323 | 2,111 | 1,369 | 1,089 | 43,935 |
| 2010 | 14,466 | 4,952 | — | — | — | 19,575 |