Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
NLMK INDIANA
Quick Summary
- •Released 3,270 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $45,700 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
6500 S BOUNDARY RD
PORTAGE, IN 46368
View on map ↗ - County
- PORTER County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331110
- Inspections
- 8 · last Jun 19, 2025
- Total Penalties
- $45,700 · last Dec 9, 2025
- Registry ID
- 110000398212
How This Compares
#308
of 804 TRI reporters in IN
#5,606
of 16,877 TRI reporters in Manufacturing
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
4
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
1
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2024)
+233% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 7,310 | — |
| 2016 | 4,288 | -41% |
| 2017 | 3,270 | -24% |
| 2018 | 25 | -99% |
| 2019 | 25,283 | +99359% |
| 2020 | 17,350 | -31% |
| 2021 | 10,621 | -39% |
| 2022 | 34,738 | +227% |
| 2023 | 17,626 | -49% |
| 2024 | 24,363 | +38% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 21,199 | 21,199 | — | — | 4,324,620 | |
| Manganese | 2,351 | 2,351 | — | — | 469,506 | |
| Lead | 388 | 388 | — | — | 764,123 | ♦ Carcinogen |
| Chromium | 332 | 332 | — | — | 66,813 | |
| Copper | 94 | 88 | 6 | — | 17,696 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 15,006 | 15,006 | — | — | 3,297,612 | |
| Manganese | 1,792 | 1,792 | — | — | 449,131 | |
| Lead | 554 | 554 | — | — | 121,715 | ♦ Carcinogen |
| Chromium | 175 | 175 | — | — | 56,868 | |
| Copper | 98 | 91 | 7 | — | 58,703 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Manganese | 18,445 | 18,445 | — | — | 429,742 | |
| Zinc (fume or dust) | 15,449 | 15,449 | — | — | 3,198,679 | |
| Lead | 570 | 570 | — | — | 118,344 | ♦ Carcinogen |
| Chromium | 181 | 181 | — | — | 54,056 | |
| Copper | 93 | 93 | — | — | 40,252 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 9,020 | 9,020 | — | — | 4,203,405 | |
| Manganese | 1,102 | 1,102 | — | — | 2,205,412 | |
| Lead | 333 | 333 | — | — | 155,251 | ♦ Carcinogen |
| Chromium | 105 | 105 | — | — | 96,890 | |
| Copper | 60 | 54 | 6 | — | 54,304 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 14,771 | 14,771 | — | — | 3,801,153 | |
| Manganese | 1,764 | 1,764 | — | — | 486,956 | |
| Lead | 545 | 545 | — | — | 140,713 | ♦ Carcinogen |
| Chromium | 173 | 173 | — | — | 57,359 | |
| Copper | 97 | 89 | 8 | — | 36,042 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 21,540 | 21,540 | — | — | 4,575,388 | |
| Manganese | 2,565 | 2,565 | — | — | 603,311 | |
| Lead | 795 | 795 | — | — | 168,925 | ♦ Carcinogen |
| Chromium | 252 | 252 | — | — | 73,481 | |
| Copper | 131 | 130 | 1 | — | 48,850 | |
| Mercury compounds | 0 | 0 | — | — | 11 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury compounds | — | — | — | — | 10 | |
| Zinc (fume or dust) | 17 | 17 | — | — | 4,450,318 | |
| Copper | 6 | 0 | 6 | — | 53,746 | |
| Manganese | 2 | 2 | — | — | 605,102 | |
| Lead | 1 | 1 | — | — | 164,312 | ♦ Carcinogen |
| Chromium | 0 | 0 | — | — | 73,920 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury compounds | — | — | — | — | 10 | |
| Zinc (fume or dust) | 2,765 | 2,765 | — | — | 4,384,937 | |
| Manganese | 347 | 347 | — | — | 589,003 | |
| Lead | 102 | 102 | — | — | 161,896 | ♦ Carcinogen |
| Chromium | 32 | 32 | — | — | 70,989 | |
| Copper | 24 | 17 | 8 | — | 50,493 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 3,634 | 3,634 | — | — | 3,785,444 | |
| Manganese | 450 | 450 | — | — | 500,002 | |
| Lead | 134 | 134 | — | — | 139,759 | ♦ Carcinogen |
| Chromium | 43 | 43 | — | — | 58,801 | |
| Copper | 28 | 22 | 6 | — | 40,707 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc (fume or dust) | 6,210 | 6,210 | — | — | 3,127,942 | |
| Manganese | 754 | 754 | — | — | 428,474 | |
| Lead | 229 | 229 | — | — | 115,489 | ♦ Carcinogen |
| Chromium | 73 | 73 | — | — | 53,243 | |
| Copper | 43 | 37 | 6 | — | 38,858 |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Zinc (fume or dust) | — | 4,324,620 | — | — |
| Copper | — | 17,696 | — | — |
| Chromium | — | 66,813 | — | — |
| Manganese | — | 469,506 | — | — |
| Lead | — | 764,123 | — | — |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
BERESA ZINC US INC
CHICAGO, IL
|
Chromium | — | 65,926 | — | — |
|
ENVVIRITE OF ILLINOIS
HARVEY, IL
|
Chromium | — | 31 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Chromium | — | 78 | — | — |
|
BEFESA ZINC U.S. INC.
ROCKWOOD, TN
|
Chromium | — | 778 | — | — |
|
BERESA ZINC US INC
CHICAGO, IL
|
Lead | — | 762,006 | — | — |
|
ENVVIRITE OF ILLINOIS
HARVEY, IL
|
Lead | — | 36 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Lead | — | 90 | — | — |
|
MIDWEST INDUSTRIAL METALS
NORTHLAKE, IL
|
Lead | — | 1,092 | — | — |
|
BEFESA ZINC U.S. INC.
ROCKWOOD, TN
|
Lead | — | 899 | — | — |
|
ENVVIRITE OF ILLINOIS
HARVEY, IL
|
Manganese | — | 219 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Manganese | — | 546 | — | — |
|
BEFESA ZINC U.S. INC.
ROCKWOOD, TN
|
Manganese | — | 5,465 | — | — |
|
BERESA ZINC US INC
CHICAGO, IL
|
Manganese | — | 463,276 | — | — |
|
BEFESA ZINC U.S. INC.
ROCKWOOD, TN
|
Zinc (fume or dust) | — | 50,342 | — | — |
|
BERESA ZINC US INC
CHICAGO, IL
|
Zinc (fume or dust) | — | 4,267,233 | — | — |
|
ENVVIRITE OF ILLINOIS
HARVEY, IL
|
Zinc (fume or dust) | — | 2,013 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Zinc (fume or dust) | — | 5,032 | — | — |
|
BEFESA ZINC U.S. INC.
ROCKWOOD, TN
|
Copper | — | 206 | — | — |
|
BERESA ZINC US INC
CHICAGO, IL
|
Copper | — | 17,461 | — | — |
|
ENVVIRITE OF ILLINOIS
HARVEY, IL
|
Copper | — | 8 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Copper | — | 21 | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| caa | FRV | Aug 18, 2025 | — | Open |
| caa | FRV | Jun 19, 2025 | — | Open |
| cwa | Schedule Event reported late | May 1, 2024 | — | Open |
| cwa | Schedule Event unachieved but reported | May 1, 2024 | Jul 8, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | May 1, 2024 | Jul 8, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | May 1, 2024 | — | Open |
| rcra | Standards for Used Oil: Generators | Nov 1, 2022 | Nov 1, 2022 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 1, 2022 | Nov 1, 2022 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 5, 2020 | Aug 10, 2020 | Resolved |
| caa | HPV | Apr 21, 2020 | Nov 3, 2021 | Resolved |
| caa | HPV | Oct 27, 2019 | Nov 3, 2021 | Resolved |
| rcra | Standards for Used Oil: Generators | Jul 25, 2019 | Jul 29, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 6, 2018 | May 10, 2018 | Resolved |
| caa | HPV | Feb 13, 2017 | Dec 1, 2017 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Mar 24, 2016 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 30, 2015 | Jul 27, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 11, 2012 | Sep 27, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 11, 2012 | Sep 27, 2013 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 11, 2012 | Sep 27, 2013 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 11, 2012 | Sep 27, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 10, 2010 | Jul 26, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Aug 10, 2010 | Jul 26, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Aug 13, 2009 | Aug 13, 2009 | Resolved |
| rcra | Standards for Used Oil: Generators | Jan 22, 2008 | Mar 17, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 15, 2007 | Jun 13, 2007 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 12, 2006 | Apr 12, 2006 | Resolved |
| rcra | Standards for Used Oil: Generators | May 30, 2001 | Mar 8, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 30, 2001 | Mar 8, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 6, 1998 | Nov 28, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 25, 1997 | Mar 8, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 25, 1997 | Mar 8, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Sep 25, 1997 | Mar 8, 2002 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
Administrative - Formal
Clean Air Act
· Case 3604665763 · Dec 9, 2025
$500
Notice of Violation
Clean Air Act
· Case 3604659680 · Dec 2, 2025
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-014 · Nov 1, 2022
Administrative - Formal
Clean Air Act
· Case 3602851679 · Sep 27, 2021
$45,200
Notice of Violation
Clean Air Act
· Case 3602822646 · Aug 25, 2021
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-013 · Aug 10, 2020
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-012 · Jul 29, 2019
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-011 · Mar 14, 2018
Administrative - Formal
Clean Air Act
· Case 3601211242 · Oct 5, 2017
$15,313
Notice of Violation
Clean Air Act
· Case 3601078983 · Jun 21, 2017
Administrative - Formal
· Case 05-2017-5034 · Jun 14, 2017
$375,027
Administrative - Formal
· Case 05-2017-5031 · Jun 8, 2017
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-010 · Jun 1, 2015
Administrative - Formal
· Case 05-2014-7249 · Feb 13, 2014
$38,927
Administrative - Formal
· Case 05-2013-5044 · Sep 18, 2013
$148,712
Administrative - Formal
· Case 05-2013-5025 · Jun 21, 2013
Administrative - Formal
· Case 05-2013-0306 · Dec 21, 2012
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-009 · Aug 19, 2010
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-008 · Aug 13, 2009
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-IND984904466-007 · Jan 22, 2008
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