TRI Reporter
Clean Air Act
Clean Water Act
NORTH AMERICAN STAINLESS
Quick Summary
- •Released 3,428,411 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
6870 US-42
GHENT, KY 41045
View on map ↗ - County
- CARROLL County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331110
- Inspections
- 7 · last Jul 22, 2025
- Total Penalties
- $0 · last Aug 27, 2007
- Registry ID
- 110056971255
How This Compares
#3
of 398 TRI reporters in KY
#45
of 16,877 TRI reporters in Manufacturing
Ranked by most recent year's total TRI releases.
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)
+6% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 2,954,185 | — |
| 2016 | 3,485,311 | +18% |
| 2017 | 3,428,411 | -2% |
| 2018 | 2,929,663 | -15% |
| 2019 | 3,640,811 | +24% |
| 2020 | 3,376,743 | -7% |
| 2021 | 4,356,784 | +29% |
| 2022 | 3,456,504 | -21% |
| 2023 | 2,625,719 | -24% |
| 2024 | 3,136,915 | +19% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,117,940 | — | 3,117,940 | — | — | |
| Zinc compounds | 5,493 | 5,421 | 72 | — | 1,750,602 | |
| Manganese compounds | 3,091 | 2,802 | 289 | — | 1,112,861 | |
| Hydrogen fluoride | 2,945 | 2,945 | — | — | 482 | |
| Ammonia | 2,493 | — | 2,493 | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,015 | 1,334 | 680 | — | 1,647,265 | |
| Nickel compounds | 1,751 | 929 | 822 | — | 1,197,430 | ♦ Carcinogen |
| Nitric acid | 572 | 572 | — | — | 4,816 | |
| Lead compounds | 334 | 262 | 72 | — | 373,471 | |
| Mercury compounds | 280 | 280 | — | — | 3 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 2,607,113 | — | 2,607,113 | — | — | |
| Ammonia | 5,898 | — | 5,898 | — | — | |
| Zinc compounds | 3,577 | 3,508 | 69 | — | 1,508,498 | |
| Hydrogen fluoride | 2,863 | 2,863 | — | — | 41 | |
| Manganese compounds | 2,144 | 1,870 | 274 | — | 1,209,618 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1,535 | 881 | 654 | — | 4,867,178 | |
| Nickel compounds | 1,526 | 605 | 921 | — | 1,612,043 | ♦ Carcinogen |
| Nitric acid | 483 | 483 | — | — | 412 | |
| Lead compounds | 319 | 239 | 80 | — | 366,920 | |
| Mercury compounds | 260 | 260 | — | — | 1 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,439,076 | — | 3,439,076 | — | — | |
| Zinc compounds | 4,061 | 3,896 | 165 | — | 2,507,539 | |
| Hydrogen fluoride | 3,558 | 3,558 | — | — | 565 | |
| Ammonia | 2,398 | — | 2,398 | — | — | |
| Manganese compounds | 2,325 | 2,013 | 312 | — | 1,628,858 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1,894 | 944 | 950 | — | 6,163,620 | |
| Nickel compounds | 1,697 | 660 | 1,038 | — | 2,053,547 | ♦ Carcinogen |
| Nitric acid | 612 | 612 | — | — | 5,652 | |
| Lead compounds | 570 | 477 | 92 | — | 314,080 | |
| Mercury compounds | 313 | 313 | — | — | 1 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 4,335,186 | — | 4,335,186 | — | — | |
| Ammonia | 5,011 | — | 5,011 | — | — | |
| Zinc compounds | 4,570 | 4,409 | 161 | — | 2,769,656 | |
| Hydrogen fluoride | 4,030 | 4,030 | — | — | 35 | |
| Manganese compounds | 2,594 | 2,274 | 320 | — | 1,740,500 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,069 | 1,067 | 1,001 | — | 6,322,105 | |
| Nickel compounds | 1,631 | 746 | 885 | — | 2,151,103 | ♦ Carcinogen |
| Nitric acid | 699 | 699 | — | — | 346 | |
| Lead compounds | 632 | 539 | 93 | — | 292,877 | |
| Mercury compounds | 361 | 361 | — | — | 1 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,355,281 | — | 3,355,281 | — | — | |
| Ammonia | 5,552 | — | 5,552 | — | — | |
| Zinc compounds | 4,526 | 4,369 | 156 | — | 2,485,380 | |
| Hydrogen fluoride | 3,712 | 3,712 | — | — | 161 | |
| Manganese compounds | 2,510 | 2,197 | 313 | — | 1,361,297 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,203 | 1,031 | 1,173 | — | 5,696,853 | |
| Nickel compounds | 1,428 | 733 | 695 | — | 1,728,663 | ♦ Carcinogen |
| Lead compounds | 656 | 474 | 181 | — | 265,962 | |
| Nitric acid | 564 | 564 | — | — | 1,610 | |
| Mercury compounds | 312 | 312 | — | — | 1 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,616,423 | — | 3,616,423 | — | — | |
| Zinc compounds | 6,522 | 6,443 | 79 | — | 2,989,705 | |
| Ammonia | 5,009 | — | 5,009 | — | — | |
| Hydrogen fluoride | 3,713 | 3,713 | — | — | 298 | |
| Manganese compounds | 3,621 | 3,029 | 592 | — | 1,736,149 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,198 | 1,423 | 776 | — | 6,216,587 | |
| Nickel compounds | 1,806 | 1,059 | 747 | — | 1,983,410 | ♦ Carcinogen |
| Nitric acid | 622 | 622 | — | — | 2,983 | |
| Lead compounds | 577 | 485 | 91 | — | 316,703 | |
| Mercury compounds | 320 | 320 | — | — | 2 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 2,903,317 | — | 2,903,317 | — | — | |
| Zinc compounds | 7,074 | 7,027 | 47 | — | 2,903,111 | |
| Ammonia | 5,861 | — | 5,861 | — | — | |
| Hydrogen fluoride | 3,963 | 3,963 | — | — | — | |
| Manganese compounds | 3,897 | 3,286 | 611 | — | 1,977,909 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,175 | 1,544 | 631 | — | 6,431,854 | |
| Nickel compounds | 1,907 | 1,154 | 754 | — | 2,080,245 | ♦ Carcinogen |
| Nitric acid | 704 | 704 | — | — | — | |
| Lead compounds | 421 | 327 | 94 | — | 319,327 | |
| Mercury compounds | 342 | 342 | — | — | 61 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,400,051 | — | 3,400,051 | — | — | |
| Ammonia | 7,770 | — | 7,770 | — | — | |
| Zinc compounds | 6,995 | 6,975 | 19 | — | 2,953,065 | |
| Hydrogen fluoride | 3,940 | 3,940 | — | — | — | |
| Manganese compounds | 3,882 | 3,260 | 622 | — | 2,341,209 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,342 | 1,532 | 810 | — | 6,854,558 | |
| Nickel compounds | 1,987 | 1,145 | 842 | — | 2,213,924 | ♦ Carcinogen |
| Nitric acid | 682 | 682 | — | — | — | |
| Lead compounds | 421 | 325 | 96 | — | 304,678 | |
| Mercury compounds | 340 | 340 | — | — | 82 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3,459,091 | — | 3,459,091 | — | — | |
| Ammonia | 7,515 | — | 7,515 | — | — | |
| Zinc compounds | 7,325 | 7,309 | 16 | — | 3,180,107 | |
| Manganese compounds | 3,907 | 3,735 | 172 | — | 2,401,218 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,528 | 1,729 | 798 | — | 7,340,535 | |
| Nickel compounds | 2,149 | 1,232 | 917 | — | 2,225,765 | ♦ Carcinogen |
| Hydrogen fluoride | 1,355 | 1,355 | — | — | — | |
| Nitric acid | 764 | 764 | — | — | — | |
| Lead compounds | 349 | 314 | 35 | — | 316,740 | |
| Mercury compounds | 329 | 329 | — | — | 81 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 2,929,273 | — | 2,929,273 | — | — | |
| Ammonia | 8,048 | — | 8,048 | — | — | |
| Zinc compounds | 6,402 | 6,385 | 18 | — | 2,937,825 | |
| Manganese compounds | 3,486 | 3,302 | 184 | — | 2,376,851 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,372 | 1,537 | 834 | — | 7,109,277 | |
| Nickel compounds | 2,075 | 1,092 | 983 | — | 2,080,641 | ♦ Carcinogen |
| Hydrogen fluoride | 1,251 | 1,251 | — | — | — | |
| Nitric acid | 641 | 641 | — | — | — | |
| Lead compounds | 333 | 294 | 39 | — | 295,248 | |
| Mercury compounds | 304 | 304 | — | — | 75 |
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 |
|---|---|---|---|---|
| Manganese compounds | — | 9,634,886 | — | — |
| Nickel compounds | — | 35,054,324 | — | — |
| Hydrogen fluoride | — | — | — | 10,675,920 |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | — | 79,568,959 | — | — |
| Lead compounds | — | 45,715 | — | — |
| Nitric acid | — | — | — | 28,243,362 |
| Zinc compounds | — | 19,105,221 | — | — |
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 |
|---|---|---|---|---|---|
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Nitric acid | — | — | — | 4,816 |
|
STERLING MATERIALS
VERONA, KY
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 855,678 | — | — | — |
|
VALLEY VIEW LANDFILL
SULPHUR, KY
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 81,253 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 472,253 | — | — | — |
|
NAMS
CENTRAL CITY, KY
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | — | 238,081 | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Hydrogen fluoride | — | — | — | 482 |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Manganese compounds | 1,088,477 | — | — | — |
|
NAMS
CENTRAL CITY, KY
|
Manganese compounds | — | 24,384 | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Lead compounds | 373,471 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Mercury compounds | 3 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Zinc compounds | 1,750,602 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Nickel compounds | 543,750 | — | — | — |
|
STERLING MATERIALS
VERONA, KY
|
Nickel compounds | 480,273 | — | — | — |
|
VALLEY VIEW LANDFILL
SULPHUR, KY
|
Nickel compounds | 115,428 | — | — | — |
|
NAMS
CENTRAL CITY, KY
|
Nickel compounds | — | 57,978 | — | — |
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 |
|---|---|---|---|---|
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jul 22, 2025 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 20, 2023 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 22, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 21, 2022 | — | Open |
| cwa | Management Practice Violations - Best Management Practice Deficiencies | Sep 22, 2021 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 22, 2021 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Jul 9, 2020 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jul 9, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2011 | Apr 1, 2011 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Chromium, total recoverable | DMR, Limited - Numeric Violation | 7.32 kg/d | 6.04 | +21% | Oct 2017 | Open |
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.
State CWA Penalty AO
Clean Water Act
· Case KY-N00004556
$55,000
State CWA Penalty AO
Clean Water Act
· Case KY-N00004557 · Aug 27, 2007
$20,000
State Administrative Order of Consent
Clean Water Act
· Case KY-N00001801 · Jun 25, 2002
$5,000
Administrative - Formal
· Case HQ-2001-6017 · Nov 8, 2001
Administrative - Formal
· Case 04-2000-0892 · Sep 12, 2000
Administrative - Formal
· Case 04-2000-0484 · Aug 24, 2000
$5,000
State CWA Non Penalty AO
Clean Water Act
· Case KY-N00001093 · Nov 26, 1997
State Administrative Order of Consent
Clean Water Act
· Case KY-N00000982 · Aug 22, 1997
$13,050
State Administrative Order of Consent
Clean Water Act
· Case KY-N00001040 · Aug 8, 1997
$10,000
State CWA Non Penalty AO
Clean Water Act
· Case KY-N00001262 · Sep 24, 1996
$9,600
State CWA Non Penalty AO
Clean Water Act
· Case KY-N00000750 · Nov 9, 1993
Other facilities in CARROLL County, KY
CARROLLTON SPLASH PARK
CARROLLTON, KY
HYPONEX CORP
CARROLLTON, KY
· Retail Trade
GHENT CONVENIENT STORE
GHENT, KY
DRC INDUSTRIES
CARROLLTON, KY