HUNTINGTON ALLOYS CORP
Quick Summary
- •Released 20,029 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 $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3200 RIVERSIDE DR
HUNTINGTON, WV 25705
View on map ↗ - County
- CABELL County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331491
- Inspections
- 11 · last Jun 10, 2025
- Total Penalties
- $0 · last Oct 27, 2020
- Registry ID
- 110000344547
How This Compares
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.
Qtrs Non-Compliant
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.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 27,952 | — |
| 2016 | 15,035 | -46% |
| 2017 | 20,029 | +33% |
| 2018 | 21,068 | +5% |
| 2019 | 506 | -98% |
| 2020 | 26,416 | +5121% |
| 2021 | 16,967 | -36% |
| 2022 | 19,151 | +13% |
| 2023 | 14,580 | -24% |
| 2024 | 12,182 | -16% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Manganese | — | — | — | — | — | |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Molybdenum trioxide | — | — | — | — | 1,640 | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 145,258 | |
| Nitric acid | 8,659 | 8,659 | — | — | — | |
| Chromium | 1,287 | 1,282 | 5 | — | 4,743,514 | |
| Nickel | 838 | 838 | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 513 | 513 | — | — | — | |
| Nickel compounds | 461 | 457 | 4 | — | 496,137 | ♦ Carcinogen |
| Copper | 311 | 258 | 53 | — | 1,044,299 | |
| Hydrogen fluoride | 112 | 112 | — | — | — | |
| Lead | 1 | 1 | — | — | 236 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 275,696 | |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Molybdenum trioxide | — | — | — | — | 3,113 | ♦ Carcinogen |
| Nitric acid | 7,306 | 7,306 | — | — | — | |
| Nickel | 4,784 | 4,633 | 151 | — | 8,393,110 | ♦ Carcinogen |
| Chromium | 1,413 | 1,410 | 3 | — | 3,296,586 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 438 | 438 | — | — | — | |
| Copper | 353 | 327 | 26 | — | 89,358 | |
| Hydrogen fluoride | 133 | 133 | — | — | — | |
| Manganese | 128 | 128 | — | — | 43,505 | |
| Nickel compounds | 25 | 25 | — | — | — | ♦ Carcinogen |
| Lead | 1 | 1 | — | — | 151 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Molybdenum trioxide | — | — | — | — | 3,540 | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 503,015 | |
| Lead | — | — | — | — | — | ♦ Carcinogen |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Nitric acid | 8,266 | 8,266 | — | — | — | |
| Nickel | 8,251 | 8,241 | 10 | — | 8,246,993 | ♦ Carcinogen |
| Copper | 824 | 795 | 29 | — | 1,291,308 | |
| Nickel compounds | 652 | 652 | — | — | 255,062 | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 506 | 506 | — | — | — | |
| Hydrogen fluoride | 300 | 300 | — | — | — | |
| Chromium | 205 | 205 | — | — | — | |
| Manganese | 146 | 146 | — | — | 8,742 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 501,366 | |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Molybdenum trioxide | — | — | — | — | 3,699 | ♦ Carcinogen |
| Nitric acid | 9,014 | 9,014 | — | — | — | |
| Nickel | 4,351 | 4,340 | 11 | — | 8,354,019 | ♦ Carcinogen |
| Chromium | 1,375 | 1,365 | 10 | — | 3,398,797 | |
| Nickel compounds | 814 | 814 | — | — | 258,372 | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 556 | 556 | — | — | — | |
| Copper | 392 | 364 | 28 | — | 124,593 | |
| Hydrogen fluoride | 331 | 331 | — | — | — | |
| Manganese | 133 | 133 | — | — | 25,335 | |
| Lead | 2 | 2 | — | — | 170 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Molybdenum trioxide | — | — | — | — | 846 | ♦ Carcinogen |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 172,182 | |
| Manganese | — | — | — | — | — | |
| Nitric acid | 10,500 | 10,500 | — | — | — | |
| Nickel | 10,307 | 10,271 | 36 | — | 15,694,366 | ♦ Carcinogen |
| Chromium | 2,876 | 2,870 | 6 | — | 6,992,372 | |
| Copper | 978 | 964 | 14 | — | 44,288 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 824 | 824 | — | — | — | |
| Nickel compounds | 785 | 784 | 1 | — | 485,593 | ♦ Carcinogen |
| Hydrogen fluoride | 145 | 145 | — | — | — | |
| Lead | 1 | 1 | — | — | 400 | ♦ Carcinogen |
2019
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Copper | — | — | — | — | — | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 176,370 | |
| Molybdenum trioxide | — | — | — | — | 192 | ♦ Carcinogen |
| Cobalt | — | — | — | — | — | ♦ Carcinogen |
| Nitric acid | 14,212 | 14,212 | — | — | — | |
| Chromium | 3,703 | 3,681 | 22 | — | 7,493,290 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,437 | 1,437 | — | — | — | |
| Hydrogen fluoride | 1,434 | 1,434 | — | — | — | |
| Manganese | 242 | 242 | — | — | 44,469 | |
| Nickel | 36 | 36 | — | — | — | ♦ Carcinogen |
| Nickel compounds | 4 | 4 | — | — | — | ♦ Carcinogen |
| Lead | 0 | 0 | — | — | 400 | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Molybdenum trioxide | — | — | — | — | 393 | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 186,774 | |
| Nickel | 9,518 | 9,298 | 220 | — | 14,814,361 | ♦ Carcinogen |
| Nitric acid | 6,728 | 6,728 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,081 | 1,081 | — | — | — | |
| Hydrogen fluoride | 903 | 903 | — | — | — | |
| Copper | 900 | 875 | 25 | — | 70,654 | |
| Cobalt | 549 | 549 | — | — | 773,554 | ♦ Carcinogen |
| Manganese | 233 | 233 | — | — | 47,241 | |
| Chromium | 106 | 106 | — | — | — | |
| Nickel compounds | 11 | 11 | — | — | — | ♦ Carcinogen |
| Lead | 0 | 0 | — | — | 447 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Copper | — | — | — | — | — | |
| Molybdenum trioxide | — | — | — | — | 660 | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 203,425 | |
| Nitric acid | 10,648 | 10,648 | — | — | — | |
| Nickel | 1,440 | 1,440 | — | — | — | ♦ Carcinogen |
| Hydrogen fluoride | 828 | 828 | — | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 822 | 822 | — | — | — | |
| Chromium | 610 | 610 | — | — | — | |
| Cobalt | 505 | 505 | — | — | 688,761 | ♦ Carcinogen |
| Manganese | 135 | 135 | — | — | 19,730 | |
| Nickel compounds | 47 | 47 | — | — | — | ♦ Carcinogen |
| Lead | 0 | 0 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 216,311 | |
| Molybdenum trioxide | — | — | — | — | — | ♦ Carcinogen |
| Nitric acid | 12,267 | 12,267 | — | — | — | |
| Nickel | 8,838 | 8,792 | 46 | — | 12,367,506 | ♦ Carcinogen |
| Chromium | 2,464 | 2,459 | 5 | — | 3,241,646 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2,110 | 2,110 | — | — | — | |
| Nickel compounds | 1,143 | 1,142 | 1 | — | 971,625 | ♦ Carcinogen |
| Hydrogen fluoride | 899 | 899 | — | — | — | |
| Cobalt | 225 | 214 | 11 | — | 542,486 | ♦ Carcinogen |
| Copper | 3 | 3 | — | — | — | |
| Lead | 2 | 2 | — | — | 192 | ♦ Carcinogen |
| Manganese | 0 | 0 | — | — | — |
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.
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 |
|---|---|---|---|---|---|
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Nickel compounds | — | 534 | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Nickel compounds | — | 1,071 | — | — |
|
SKYLINE METALS
BADEN, PA
|
Nickel compounds | — | 300 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Nickel compounds | — | 494,198 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Nickel compounds | 17 | — | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Cobalt | — | 201 | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Cobalt | — | 420 | — | — |
|
SKYLINE METALS
BADEN, PA
|
Cobalt | — | 5,271 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Cobalt | — | 519,050 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Cobalt | 11 | — | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Manganese | — | 351 | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Manganese | — | 1,126 | — | — |
|
SKYLINE METALS
BADEN, PA
|
Manganese | — | 3,877 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Manganese | — | 74,726 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Manganese | 22 | — | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Nickel | — | 17,793 | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Nickel | — | 35,688 | — | — |
|
SKYLINE METALS
BADEN, PA
|
Nickel | — | 10,014 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Nickel | — | 16,473,270 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Nickel | 580 | — | — | — |
|
SKYLINE METALS
BADEN, PA
|
Copper | — | 1,581 | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Copper | — | 1,469 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Copper | — | 1,038,562 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Copper | 186 | — | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Copper | — | 2,193 | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Lead | — | — | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Lead | — | — | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Lead | — | 236 | — | — |
|
AGMET METALS
OAKWOOD VILLAGE, OH
|
Chromium | — | 4,954 | — | — |
|
NEXTGEN ALLOY RECYCLING
LATROBE, PA
|
Chromium | — | 11,423 | — | — |
|
SKYLINE METALS
BADEN, PA
|
Chromium | — | 5,271 | — | — |
|
THISTLE PROCESSING, LLC
HUNTINGTON, WV
|
Chromium | — | 4,721,378 | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Chromium | 186 | — | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Molybdenum trioxide | 1,640 | HUNTINGTON WWTP, HUNTINGTON |
| Chromium | 302 | HUNTINGTON WWTP, HUNTINGTON |
| Nickel compounds | 17 | HUNTINGTON WWTP, HUNTINGTON |
| Manganese | 520 | HUNTINGTON WWTP, HUNTINGTON |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 145,258 | HUNTINGTON WWTP, HUNTINGTON |
| Copper | 308 | HUNTINGTON WWTP, HUNTINGTON |
| Cobalt | 43 | HUNTINGTON WWTP, HUNTINGTON |
| Nickel | 557 | HUNTINGTON WWTP, HUNTINGTON |
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 | Monitoring Violations - Improper Analysis or Lab Error | Jun 10, 2025 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jun 10, 2025 | — | Open |
| caa | FRV | Apr 17, 2024 | — | Open |
| cwa | Management Practice Violations - Failure to Maintain Records | May 26, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 26, 2022 | — | Open |
| caa | FRV | Nov 18, 2021 | — | Open |
| caa | FRV | Oct 21, 2019 | — | Open |
| rcra | Violation of a permit condition or requirement | Aug 13, 2019 | Feb 11, 2020 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 13, 2019 | Feb 11, 2020 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Aug 13, 2019 | Feb 11, 2020 | Resolved |
| rcra | Standards for Used Oil: Generators | Aug 13, 2019 | Feb 11, 2020 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program Permit Conditions | May 23, 2017 | Oct 25, 2018 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 19, 2015 | Sep 23, 2015 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Aug 19, 2015 | Sep 23, 2015 | Resolved |
| rcra | Violation of a permit condition or requirement | Jul 11, 2011 | Feb 17, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Jul 11, 2011 | Jul 12, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program General Information | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jul 11, 2011 | Jul 15, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | Land Disposal Restrictions: General | Jul 11, 2011 | Feb 9, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Mar 12, 2008 | Apr 4, 2008 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program General Information | Mar 12, 2008 | Apr 4, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Nov 29, 2005 | Jan 5, 2006 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 29, 2005 | Jan 5, 2006 | Resolved |
| rcra | Standards for Used Oi:l Processors and Re-Refiners | Nov 29, 2005 | Jan 5, 2006 | Resolved |
| rcra | Standards for Used Oi:l Processors and Re-Refiners | Apr 14, 2004 | Jun 18, 2004 | Resolved |
| rcra | Standards for Used Oi:l Processors and Re-Refiners | May 13, 2003 | Feb 26, 2004 | Resolved |
| rcra | Standards for Used Oi:l Processors and Re-Refiners | Apr 30, 2002 | May 16, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 30, 2002 | May 16, 2002 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Oct 24, 2000 | Dec 7, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 24, 2000 | Dec 7, 2000 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jul 7, 1998 | Aug 5, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 25, 1996 | Sep 30, 1996 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 25, 1996 | Sep 30, 1996 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 25, 1996 | Sep 30, 1996 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 30, 1992 | Aug 6, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Nov 13, 1990 | Aug 6, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Nov 13, 1990 | Aug 6, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Nov 13, 1990 | Aug 6, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Nov 13, 1990 | Aug 6, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Nov 13, 1990 | Aug 6, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 13, 1990 | Aug 6, 1992 | 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, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +92% | Mar 2026 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.04 | +308% | Mar 2026 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 2.15 mg/L | 1.50 | +43% | Mar 2026 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.04 | +118% | Dec 2025 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +72% | Dec 2025 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.01 | +519% | Sep 2025 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +33% | Sep 2025 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.04 | +492% | Jun 2025 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 4.09 mg/L | 1.50 | +173% | Jun 2025 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.01 | +229% | Mar 2025 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.04 | +144% | Mar 2025 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 3.07 mg/L | 1.50 | +105% | Dec 2024 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +40% | Dec 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.04 | +319% | Dec 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.49 mg/L | 0.04 | +1,250% | Sep 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.04 | +244% | Jun 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.04 | +331% | Mar 2024 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 2.56 mg/L | 1.50 | +71% | Mar 2024 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +8% | Mar 2024 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.04 | +450% | Dec 2023 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +35% | Dec 2023 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 5.03 mg/L | 1.50 | +235% | Dec 2023 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.04 | +364% | Sep 2023 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +68% | Jun 2023 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 11.10 mg/L | 1.50 | +640% | Mar 2023 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.29 mg/L | 0.04 | +692% | Mar 2023 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.01 | +136% | Dec 2022 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +64% | Dec 2022 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.01 | +255% | Jun 2022 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +46% | Jun 2022 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +45% | Mar 2022 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.04 | +154% | Mar 2022 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.28 mg/L | 0.04 | +664% | Sep 2021 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 5.27 mg/L | 1.50 | +251% | Sep 2021 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.04 | +175% | Jun 2021 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 1.70 mg/L | 1.50 | +13% | Jun 2021 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +77% | Mar 2021 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 1.84 mg/L | 1.50 | +23% | Dec 2020 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +9% | Dec 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.04 | +159% | Dec 2020 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.01 | +173% | Sep 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +64% | Jun 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.04 | +117% | Dec 2019 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Overdue | 0.02 mg/L | 0.01 | +55% | Dec 2019 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 1.93 mg/L | 1.50 | +29% | Dec 2019 | Resolved |
| Copper, total recoverable | DMR, Limited - Overdue | 0.08 mg/L | 0.04 | +117% | Dec 2019 | Resolved |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +55% | Dec 2019 | Open |
| Iron, total [as Fe] | DMR, Limited - Numeric Violation | 1.93 mg/L | 1.50 | +29% | Dec 2019 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.30 mg/L | 0.04 | +719% | Sep 2019 | Open |
| Chromium, hexavalent [as Cr] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +73% | Sep 2019 | 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.