Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MOUNTAIN STATE CARBON LLC
1851 MAIN ST, FOLLANSBEE, WV, 26037
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 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 | Zinc compounds | Benzene | Ethylene | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonia | Total |
|---|---|---|---|---|---|---|
| 2022 | — | 8,300 | 7,200 | 61,000 | 2,667 | 84,988 |
| 2021 | — | 42,500 | 32,400 | 260,000 | 11,770 | 367,442 |
| 2020 | — | 24,700 | 25,500 | 430,000 | 11,600 | 529,494 |
| 2019 | — | 47,068 | 49,000 | 700,000 | 12,610 | 865,508 |
| 2018 | — | 41,000 | 44,000 | 690,000 | 10,460 | 800,888 |
| 2017 | — | 32,500 | 39,000 | 570,000 | 8,474 | 666,509 |
| 2016 | — | 31,300 | 38,000 | 530,000 | 10,730 | 626,631 |
| 2015 | — | 38,000 | 41,000 | 380,000 | 12,900 | 497,408 |
| 2014 | — | 41,000 | 42,000 | 300,000 | 29,300 | 441,840 |
| 2013 | — | 40,000 | 39,000 | 120,000 | 25,700 | 256,916 |
| 2012 | — | 50,000 | 50,000 | 82,000 | 43,000 | 272,105 |
| 2011 | — | 87,000 | 56,800 | 74,000 | 52,800 | 322,820 |
| 2010 | — | 87,000 | 58,200 | 110,000 | 41,300 | 383,498 |
| 2009 | — | 16,300 | 20,500 | 90,000 | 91,000 | 265,263 |
| 2008 | — | 57,000 | 80,000 | 44,000 | 27,900 | 309,663 |
| 2007 | — | 66,019 | 74,000 | 62,000 | 30,000 | 339,278 |
| 2006 | — | 49,019 | 24,000 | 63,000 | 23,100 | 240,327 |
| 2005 | — | 57,019 | 27,300 | 64,000 | 21,900 | 263,294 |
| 2004 | — | 67,019 | 24,300 | 57,000 | 23,700 | 250,901 |
| 2003 | — | 90,019 | 32,600 | 45,000 | 27,300 | 276,156 |
| 2002 | — | 95,019 | 36,000 | 150,000 | 26,900 | 410,811 |
| 2001 | — | 57,019 | 33,000 | 208,000 | 25,900 | 400,466 |
| 2000 | — | 101,019 | 32,000 | 34,000 | 11,680 | 366,160 |
| 1999 | 4,500 | 110,120 | 16,100 | 60,000 | 73,900 | 406,526 |
| 1998 | 12,000 | 31,400 | 42,600 | — | 94,600 | 305,644 |
| 1997 | — | 14,305 | 13,400 | — | 43,800 | 100,878 |
| 1996 | 9,302 | 39,610 | 83,600 | — | 106,000 | 397,193 |
| 1995 | 12,000 | 216,100 | 925,000 | — | 174,000 | 1,718,575 |
| 1994 | 12,000 | 329,206 | 1,407,700 | — | 345,000 | 2,631,332 |
| 1993 | — | 243,005 | 751,000 | — | 417,000 | 1,802,419 |
| 1992 | — | 286,500 | 315,300 | — | 382,000 | 1,239,099 |
| 1991 | 11,570 | 1,008,004 | 535,000 | — | 690,000 | 2,704,874 |
| 1990 | 6,500,000 | 1,550,004 | 410,000 | — | 434,200 | 10,325,464 |
| 1989 | 6,400,000 | 1,570,005 | 600,000 | — | 404,100 | 10,541,075 |
| 1988 | 320,000 | — | — | — | 866,000 | 2,127,765 |
| 1987 | 8,000,170 | — | — | — | — | 8,257,533 |