Facility detail

CLEVELAND-CLIFFS STEEL CORP (ROCKPORT WORKS )

6500 NORTH U.S. 231, ROCKPORT, IN, 47635

Parent company: CLEVELAND-CLIFFS INC

Carcinogen PBT — EPA classifications across all reporting years

Year-over-year total releases

Reported on-site TRI releases in pounds, grouped by reporting year.

The 10 chemicals with the highest cumulative on-site releases across all available years.

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

Year	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Sodium nitrite	Ammonia	Chromium	Hydrogen fluoride	Total
2024	5,580,638	859,537	8,750	253	1,680	6,451,460
2023	7,322,156	814,473	8,215	159	760	8,146,427
2022	12,191,515	1,182,010	10,558	6,195	920	13,392,076
2021	11,128,637	1,104,495	9,994	747	840	12,245,473
2020	10,897,393	1,028,850	10,211	381	740	11,938,317
2019	15,603,660	2,344,364	53,944	35,661	980	18,039,485
2018	11,850,643	978,401	12,045	541	1,160	12,843,596
2017	10,882,485	852,867	12,871	738	1,180	11,750,957
2016	15,247,738	1,090,918	14,063	556	1,180	16,355,269
2015	12,376,562	783,977	13,401	667	1,120	13,176,521
2014	15,957,848	1,417,086	14,460	1,898	1,260	17,393,521
2013	15,887,487	1,051,353	13,841	985	1,300	16,955,862
2012	14,402,098	591,272	12,422	841	3,760	15,011,386
2011	18,351,424	616,380	13,831	1,463	3,440	18,987,912
2010	23,517,962	780,141	15,701	831	2,360	24,318,217
2009	12,124,641	453,726	11,357	852	2,080	12,594,169
2008	17,255,327	764,389	14,442	659	2,120	18,039,350
2007	23,089,000	1,023,865	17,800	921	2,400	24,135,428
2006	25,260,000	1,064,000	17,000	2,002	2,400	26,346,952
2005	22,342,000	1,579,433	17,000	1,121	2,400	23,943,026
2004	19,228,020	908,486	17,500	761	2,380	20,158,103
2003	17,269,878	389,544	15,280	651	2,300	17,678,392
2002	20,831,000	1,858,000	15,800	701	1,540	22,707,812
2001	12,870,000	1,300,000	15,900	341	1,400	14,188,641
2000	11,800,000	407,000	17,800	501	1,300	12,227,651
1999	4,000,000	460,000	17,500	1,203	5	4,479,488
1998	—	—	4,200	—	—	4,200