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TRI Reporter Clean Air Act Clean Water Act RCRA

TNEMEC COMPANY

Quick Summary

  • Released 8,598 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
  • Assessed $174,680 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
2300 EDGEWATER AVE.
BALTIMORE, MD 21222
View on map ↗
County
BALTIMORE County
Industry
Manufacturing
NAICS (North American Industry Classification)
325510
Inspections
4 · last Feb 12, 2026
Total Penalties
$174,680 · last Jan 10, 2022
Registry ID
110000339820

How This Compares

#28 of 156 TRI reporters in MD
#4,283 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) +49% overall
Year Total Releases (lbs) vs Prior Year
2015 10,327
2016 10,445 +1%
2017 8,598 -18%
2018 8,450 -2%
2019 9,163 +8%
2020 8,177 -11%
2021 12,431 +52%
2022 9,506 -24%
2023 6,809 -28%
2024 15,349 +125%

2024

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene 8,291 8,291 ♦ Carcinogen
Xylene (mixed isomers) 3,988 3,988 22,273
Methyl isobutyl ketone 1,119 1,119 6,790 ♦ Carcinogen
n-Butyl alcohol 1,018 1,018 465
Diisocyanates 744 744 2,038
N-Methyl-2-pyrrolidone 96 96
Zinc (fume or dust) 55 55 8,765
Polycyclic aromatic compounds 15 15 1 ♦ Carcinogen
Copper compounds 6 6 319
Nickel compounds 6 6 288 ♦ Carcinogen
Zinc compounds 6 6 2,164
Vanadium compounds 5 5 290

2023

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds ♦ Carcinogen
Vanadium compounds
Zinc (fume or dust)
Copper compounds
Zinc compounds
Xylene (mixed isomers) 3,183 3,183 116,277
Methyl isobutyl ketone 1,040 1,040 78,288 ♦ Carcinogen
n-Butyl alcohol 997 997 193
Ethylbenzene 765 765 23,304 ♦ Carcinogen
Diisocyanates 729 729 781
1,2,4-Trimethylbenzene 86 86 2,665
Polycyclic aromatic compounds 9 9 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Certain glycol ethers
Xylene (mixed isomers) 4,732 4,732 30,073
n-Butyl alcohol 1,468 1,468 2
Ethylbenzene 1,160 1,160 4,603 ♦ Carcinogen
Methyl isobutyl ketone 868 868 2,405 ♦ Carcinogen
Diisocyanates 838 838 128
1,2,4-Trimethylbenzene 317 317 222
Zinc (fume or dust) 60 60 2,281
Polycyclic aromatic compounds 49 49 ♦ Carcinogen
Vanadium compounds 5 5 588
Copper compounds 4 4 592
Nickel compounds 4 4 587 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Zinc (fume or dust)
Xylene (mixed isomers) 5,987 5,987 700
n-Butyl alcohol 1,773 1,773 41
Ethylbenzene 1,459 1,459 2,923 ♦ Carcinogen
Diisocyanates 1,283 1,283 19
Methyl isobutyl ketone 1,132 1,132 544 ♦ Carcinogen
1,2,4-Trimethylbenzene 462 462 12
Certain glycol ethers 279 279 159
Polycyclic aromatic compounds 56 56 ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Certain glycol ethers
Xylene (mixed isomers) 4,474 4,474 25,259
n-Butyl alcohol 1,212 1,212 105
Ethylbenzene 961 961 4,302 ♦ Carcinogen
Methyl isobutyl ketone 684 684 9,744 ♦ Carcinogen
Diisocyanates 528 528 40
1,2,4-Trimethylbenzene 246 246 847
Zinc (fume or dust) 54 54 1,297
Polycyclic aromatic compounds 18 18 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Xylene (mixed isomers) 4,763 4,763 487
n-Butyl alcohol 1,434 1,434 82
Ethylbenzene 1,059 1,059 8,129 ♦ Carcinogen
Methyl isobutyl ketone 845 845 86 ♦ Carcinogen
Diisocyanates 519 519 258
1,2,4-Trimethylbenzene 281 281 489
Certain glycol ethers 205 205 174
Zinc (fume or dust) 54 54 4,707
Polycyclic aromatic compounds 2 2 ♦ Carcinogen

2018

Chemical Total (lbs) Air Water Land Off-Site
Certain glycol ethers
Zinc (fume or dust)
Zinc compounds
Xylene (mixed isomers) 4,465 4,465 23,168
n-Butyl alcohol 1,334 1,334 98
Ethylbenzene 961 961 56 ♦ Carcinogen
Methyl isobutyl ketone 873 873 2,392 ♦ Carcinogen
Diisocyanates 530 530 232
1,2,4-Trimethylbenzene 269 269 320
Polycyclic aromatic compounds 17 17 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Xylene (mixed isomers) 4,581 4,581 11,907
n-Butyl alcohol 1,149 1,149 1,090
Ethylbenzene 981 981 9,977 ♦ Carcinogen
Methyl isobutyl ketone 781 781 4,883 ♦ Carcinogen
Diisocyanates 530 530 6
Certain glycol ethers 258 258 146
1,2,4-Trimethylbenzene 250 250 62
Zinc compounds 54 54 104
Polycyclic aromatic compounds 14 14 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Antimony compounds
Xylene (mixed isomers) 5,660 5,660 18,126
n-Butyl alcohol 1,519 1,519 1,469
Ethylbenzene 1,217 1,217 15,497 ♦ Carcinogen
Methyl isobutyl ketone 846 846 7,624 ♦ Carcinogen
Diisocyanates 617 617 8
1,2,4-Trimethylbenzene 287 287 61
Certain glycol ethers 218 218 146
Zinc compounds 61 61 104
Polycyclic aromatic compounds 20 20 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Antimony compounds
Xylene (mixed isomers) 5,345 5,345 15,362
n-Butyl alcohol 1,400 1,400 1,027
Ethylbenzene 1,151 1,151 13,437 ♦ Carcinogen
Methyl isobutyl ketone 774 774 6,710 ♦ Carcinogen
Diisocyanates 638 638 5
Zinc compounds 497 497 19
1,2,4-Trimethylbenzene 277 277 27
Mixture 131 131 83
Certain glycol ethers 111 111 53
Polycyclic aromatic compounds 3 3 ♦ Carcinogen

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
Nickel compounds 288
Xylene (mixed isomers) 45,082
Methyl isobutyl ketone 28,477
Zinc compounds 2,164
Polycyclic aromatic compounds 1
Diisocyanates 2,038
Ethylbenzene 5,048
Vanadium compounds 290
Copper compounds 319
Zinc (fume or dust) 8,765
N-Methyl-2-pyrrolidone 5,387
n-Butyl alcohol 465

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
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Zinc compounds 2,164
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Polycyclic aromatic compounds 1
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Xylene (mixed isomers) 22,273
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Zinc (fume or dust) 8,765
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Methyl isobutyl ketone 6,790
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Copper compounds 319
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Diisocyanates 2,038
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Nickel compounds 288
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
n-Butyl alcohol 465
GIANT RESOURCE RECOVERY SUMTER INC
SUMTER, SC
Vanadium compounds 290

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
rcra Standards Applicable to Generators of HW: General Aug 28, 2019 Jan 10, 2022 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Aug 28, 2019 Jan 10, 2022 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Air Emission Standards for Equipment Leaks Aug 28, 2019 Jan 10, 2022 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Aug 28, 2019 Jan 10, 2022 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Aug 28, 2019 Jan 10, 2022 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers Aug 28, 2019 Jan 10, 2022 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems Aug 28, 2019 Jan 10, 2022 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
· Case 03-2022-0002 · Jan 10, 2022
$87,340
SINGLE SITE CA/FO
RCRA (Hazardous Waste) · Case RCRA-MDD077410538-001 · Jan 10, 2022
$87,340
Administrative - Formal
· Case 03-2019-0055 · Mar 13, 2019
$18,000

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