Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
DENSO MANUFACTURING TENNESSEE INC.
Quick Summary
- •Released 43 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 $57,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
1725 ROBERT C. JACKSON DRIVE
MARYVILLE, TN 37801
View on map ↗ - County
- BLOUNT County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 336320
- Inspections
- 14 · last Jan 7, 2026
- Total Penalties
- $57,000 · last Sep 15, 2021
- Registry ID
- 110070733650
How This Compares
#406
of 554 TRI reporters in TN
#10,625
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.
1
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
2
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)
-94% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 7,470 | — |
| 2016 | 2,514 | -66% |
| 2017 | 43 | -98% |
| 2018 | 6,203 | +14326% |
| 2019 | 7,328 | +18% |
| 2020 | 6,377 | -13% |
| 2021 | 4,965 | -22% |
| 2022 | 4,230 | -15% |
| 2023 | 2,911 | -31% |
| 2024 | 416 | -86% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc compounds | — | — | — | — | 6,729 | |
| Lead | 400 | 400 | — | — | 6,034 | ♦ Carcinogen |
| Zinc (fume or dust) | 11 | 11 | — | — | 4,768 | |
| Copper | 3 | 3 | — | — | 517,730 | |
| Manganese | 2 | 2 | — | — | 42,516 | |
| Nickel | 0 | 0 | — | — | 15,839 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 2,901 | |
| Copper | — | — | — | — | 772,479 | |
| Zinc compounds | — | — | — | — | 2,833 | |
| Zinc (fume or dust) | 2,508 | 2,508 | — | — | 9,267 | |
| Lead | 400 | 400 | — | — | 12,164 | ♦ Carcinogen |
| Manganese | 2 | 2 | — | — | 57,970 | |
| Nickel | 1 | 1 | — | — | 21,888 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Zinc compounds | — | — | — | — | 3,300 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 8,140 | |
| Zinc (fume or dust) | 3,818 | 3,818 | — | — | 28,042 | |
| Lead | 400 | 400 | — | — | 6,512 | ♦ Carcinogen |
| Copper | 9 | 9 | — | — | 522,790 | |
| Manganese | 2 | 2 | — | — | 69,031 | |
| Nickel | 1 | 1 | — | — | 28,655 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 12,168 | |
| Zinc compounds | — | — | — | — | 19,011 | |
| Zinc (fume or dust) | 4,549 | 4,549 | — | — | 18,456 | |
| Lead | 400 | 400 | — | — | 8,869 | ♦ Carcinogen |
| Copper | 12 | 12 | — | — | 596,632 | |
| Manganese | 2 | 2 | — | — | 67,749 | |
| Nickel | 2 | 2 | — | — | 26,381 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 15,608 | |
| Zinc (fume or dust) | 5,959 | 5,959 | — | — | 30,705 | |
| Lead | 400 | 400 | — | — | 13,271 | ♦ Carcinogen |
| Copper | 14 | 14 | — | — | 789,246 | |
| Manganese | 2 | 2 | — | — | 106,115 | |
| Nickel | 2 | 2 | — | — | 41,047 | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1-Bromopropane | — | — | — | — | 19,232 | ♦ Carcinogen |
| Zinc (fume or dust) | 6,908 | 6,908 | — | — | 47,681 | |
| Lead | 400 | 400 | — | — | 26,547 | ♦ Carcinogen |
| Copper | 16 | 16 | — | — | 977,404 | |
| Nickel | 2 | 2 | — | — | 50,854 | ♦ Carcinogen |
| Manganese | 2 | 2 | — | — | 129,815 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 5,523 | |
| Zinc (fume or dust) | 6,182 | 6,182 | — | — | 47,900 | |
| Copper | 16 | 16 | — | — | 1,125,716 | |
| Nickel | 2 | 2 | — | — | 52,215 | ♦ Carcinogen |
| Manganese | 2 | 2 | — | — | 133,487 | |
| Lead | 1 | 1 | — | — | 13,394 | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 5,523 | |
| Mercury | — | — | — | — | — | |
| Zinc (fume or dust) | 24 | 24 | — | — | 56,730 | |
| Copper | 14 | 14 | — | — | 995,444 | |
| Manganese | 2 | 2 | — | — | 124,694 | |
| Nickel | 2 | 2 | — | — | 50,707 | ♦ Carcinogen |
| Lead | 1 | 1 | — | — | 24,842 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | 1 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 41,030 | |
| Zinc (fume or dust) | 2,495 | 2,495 | — | — | 93,380 | |
| Copper | 14 | 14 | — | — | 1,156,736 | |
| Manganese | 2 | 2 | — | — | 237,865 | |
| Nickel | 2 | 2 | — | — | 64,445 | ♦ Carcinogen |
| Lead | 1 | 1 | — | — | 31,466 | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Mercury | — | — | — | — | 69 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 41,395 | |
| Zinc (fume or dust) | 7,445 | 7,445 | — | — | 46,771 | |
| Copper | 15 | 15 | — | — | 660,766 | |
| Lead | 7 | 7 | — | — | 27,598 | ♦ Carcinogen |
| Nickel | 2 | 2 | — | — | 69,965 | ♦ Carcinogen |
| Manganese | 0 | 0 | — | — | 306,690 |
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 |
|---|---|---|---|---|
| Copper | — | 517,723 | — | — |
| Nickel | — | 15,838 | — | — |
| Zinc (fume or dust) | — | 4,768 | — | — |
| Manganese | — | 42,516 | — | — |
| Zinc compounds | — | 6,729 | — | — |
| Lead | — | 6,034 | — | — |
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 |
|---|---|---|---|---|---|
|
COMMERCIAL METALS COMPANY CMC RECYCLING
ROCKWOOD, TN
|
Manganese | — | 42,516 | — | — |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Zinc compounds | — | 6,729 | — | — |
|
CARPENTER METAL SOLUTIONS, INC.
FT PAYNE, AL
|
Copper | — | 211,865 | — | — |
|
COMMERCIAL METALS COMPANY CMC RECYCLING
ROCKWOOD, TN
|
Copper | — | 89,006 | — | — |
|
REGENCY TECHNOLOGIES
DURHAM, NC
|
Copper | — | 216,852 | — | — |
|
COMMERCIAL METALS COMPANY CMC RECYCLING
ROCKWOOD, TN
|
Lead | — | 254 | — | — |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Lead | — | 530 | — | — |
|
MASTER BATTERY, LLC
KNOXVILLE, TN
|
Lead | — | 3,500 | — | — |
|
ALLIED TOYOTA LIFT
KNOXVILLE, TN
|
Lead | — | 1,750 | — | — |
|
COMMERCIAL METALS COMPANY CMC RECYCLING
ROCKWOOD, TN
|
Nickel | — | 15,675 | — | — |
|
MASTER BATTERY, LLC
KNOXVILLE, TN
|
Nickel | — | 163 | — | — |
|
COMMERCIAL METALS COMPANY CMC RECYCLING
ROCKWOOD, TN
|
Zinc (fume or dust) | — | 4,768 | — | — |
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.
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 | Jan 15, 2026 | — | Open |
| rcra | ID and Listing of HW: General | Apr 23, 2025 | Jun 18, 2025 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Apr 23, 2025 | Jun 18, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 23, 2025 | Jun 18, 2025 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Jan 29, 2024 | Jan 29, 2024 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 8, 2020 | Feb 26, 2021 | Resolved |
| caa | FRV | Jan 29, 2020 | — | Open |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Oct 16, 2019 | Oct 16, 2019 | Resolved |
| rcra | ID and Listing of HW: General | Oct 16, 2019 | Nov 25, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 16, 2019 | Nov 25, 2019 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Aug 6, 2018 | Aug 20, 2018 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program General Information | Aug 6, 2018 | Aug 20, 2018 | Resolved |
| rcra | ID and Listing of HW: General | Jan 23, 2018 | Mar 14, 2018 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Jan 23, 2018 | Mar 14, 2018 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jan 23, 2018 | Jan 24, 2018 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 23, 2018 | Jan 24, 2018 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Jan 23, 2018 | Jan 24, 2018 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 23, 2018 | Mar 14, 2018 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 23, 2018 | Mar 14, 2018 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Feb 2, 2016 | Apr 28, 2016 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 26, 2014 | Apr 4, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 26, 2014 | Apr 4, 2014 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Mar 13, 2012 | Mar 29, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Mar 13, 2012 | Mar 29, 2012 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 13, 2012 | Mar 29, 2012 | Resolved |
| rcra | Standards for Used Oil: Generators | Mar 13, 2012 | Mar 29, 2012 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 10, 2000 | Jul 11, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 10, 2000 | May 10, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 10, 2000 | May 10, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 10, 2000 | Jul 11, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Feb 27, 1997 | Apr 22, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 27, 1997 | Apr 22, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 18, 1992 | Dec 2, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 18, 1992 | Feb 7, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 31, 1991 | May 5, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 31, 1991 | May 5, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 15, 1991 | Oct 16, 1991 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | May 15, 1991 | Oct 16, 1991 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 15, 1991 | Oct 16, 1991 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 15, 1991 | Oct 16, 1991 | 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.
Notice of Violation
Clean Air Act
· Case 3604720767 · Feb 13, 2026
Administrative - Formal
· Case 04-2021-2101 · Sep 15, 2021
$28,500
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982142275-001 · Jan 15, 2021
Administrative - Formal
Clean Air Act
· Case 3602237924 · Jul 9, 2020
$750
Notice of Violation
Clean Air Act
· Case 3602122474 · Mar 6, 2020
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-001 · Aug 20, 2018
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982142275-120 · Feb 26, 2016
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-120 · Mar 16, 2012
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-401 · May 31, 2000
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982142275-401 · May 31, 2000
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-315 · Feb 24, 1998
$23,150
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-375 · Apr 22, 1997
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-008 · Dec 29, 1992
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982142275-008 · Dec 29, 1992
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982148769-003 · May 24, 1991
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TND982142275-003 · May 24, 1991
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