Most Polluting Companies

500 parent companies ranked by total reported EPA Toxics Release Inventory (TRI) pounds, mass ranking, not a toxicity-weighted harm score.

Companies
500
Facilities
6,705
Total Releases
13.6B lbs
Avg. Facilities
13

Rankings by Total Releases

# Company Releases
1 Teck American Inc 3.4B lbs
2 Nevada Gold Mines LLC 1.3B lbs
3 Hecla Mining Co 434.2M lbs
4 Barrick Nevada Holding LLC 301.8M lbs
5 Cleveland-Cliffs Inc 273.3M lbs
6 Freeport-McMoran Inc 260.3M lbs
7 Ascend Performance Materials Holdings Inc 215.9M lbs
8 International Paper Co 189.7M lbs
9 Waste Management Inc 186.6M lbs
10 The Renco Group Inc 178.4M lbs
11 Clean Harbors Inc 173.0M lbs
12 Basin Electric 167.8M lbs
13 Kinross Gold Corp (usa) Inc 153.2M lbs
14 US Steel Corp 143.2M lbs
15 Republic Services Inc 141.5M lbs
16 Koch Inc. 141.5M lbs
17 US Department of Defense 137.2M lbs
18 Ineos US I Inc 136.6M lbs
19 Targa Resources Corp 123.7M lbs
20 The Chemours Co 116.9M lbs
21 Nyrstar US Inc 114.9M lbs
22 Bayer US Holding LP 107.2M lbs
23 Cf Industries Holdings Inc 93.0M lbs
24 Tyson Foods Inc 92.8M lbs
25 Americas Mining Corp 90.6M lbs
26 Berkshire Hathaway Inc 88.9M lbs
27 Nutrien US Topco LLC 87.4M lbs
28 Archer Daniels Midland Co 74.5M lbs
29 Nucor Corp 72.3M lbs
30 Ccc Parent LLC 65.6M lbs
31 Koch Industries Inc 64.2M lbs
32 Tronox Ltd 64.0M lbs
33 Texas Molecular LP 63.0M lbs
34 Dyno Nobel Inc 62.3M lbs
35 Smurfit Westrock U.S. Holding Co 60.1M lbs
36 Duke Energy Corp 57.7M lbs
37 Jbs USA Food Co 56.6M lbs
38 Chevron Corp 56.5M lbs
39 Basf Corp 55.6M lbs
40 United Global Foods US Holdings Inc 55.3M lbs
41 Exxon Mobil Corp 54.9M lbs
42 American Electric Power 49.0M lbs
43 Valero Energy Corp 46.1M lbs
44 Cargill Inc 44.9M lbs
45 Befesa Zinc US Inc. 43.1M lbs
46 Xcel Energy 43.1M lbs
47 Pbf Energy Inc 42.8M lbs
48 Coeur Mining Inc 42.4M lbs
49 Ineos Enterprises US Holdco LLC 41.9M lbs
50 Lyondellbasell Finance Co 41.3M lbs
51 Vistra Corp 41.2M lbs
52 US Ecology Inc 39.8M lbs
53 Dow Inc 39.7M lbs
54 McCain Foods USA Inc 39.0M lbs
55 Eastman Chemical Co 38.7M lbs
56 Firstenergy Corp 38.5M lbs
57 Marathon Petroleum Corp 36.9M lbs
58 Eagle Mine LLC 36.7M lbs
59 Perdue Farms Inc 34.6M lbs
60 Packaging Corp of America 34.6M lbs
61 Sabic US Holdings LP 32.9M lbs
62 Oneok Inc 32.8M lbs
63 Energy Transfer Partners LP 32.3M lbs
64 J R Simplot Co 31.5M lbs
65 Kinetik Holdings LP 31.5M lbs
66 Sanderson Farms LLC 31.2M lbs
67 Lightstone Generation LLC 30.9M lbs
68 Wieland Holdings Inc 30.6M lbs
69 Graphic Packaging Holding Co 30.5M lbs
70 Minnkota Power Cooperative Inc 27.5M lbs
71 Phillips 66 26.7M lbs
72 Westrock Co 26.5M lbs
73 Ecobat LLC 26.3M lbs
74 Kronos Louisiana Inc 26.1M lbs
75 Ppl Corp 25.6M lbs
76 Bunge N.a. Inc 25.4M lbs
77 Heritage Environmental Services Inc. 25.3M lbs
78 Southern Co 24.4M lbs
79 Rayonier Advanced Materials Inc 24.4M lbs
80 Domtar Corp 24.4M lbs
81 Basin Electric Power Cooperative 24.0M lbs
82 Evergy Inc 24.0M lbs
83 Nrg Energy Inc 23.0M lbs
84 Newmont Mining Corp 22.9M lbs
85 Vibrantz Technologies Inc 22.8M lbs
86 Darling Ingredients Inc 22.1M lbs
87 Clearwater Paper Corp 21.5M lbs
88 Ssab Enterprises LLC 21.1M lbs
89 Viskase Cos Inc 20.4M lbs
90 Snf Holding Co 20.2M lbs
91 Dte Energy 19.7M lbs
92 Ecovyst Inc 19.6M lbs
93 Monomoy Capital Partners LLC 19.1M lbs
94 Sdw Holdings Corp 19.0M lbs
95 Celanese Corp 18.8M lbs
96 Phillips 66 Co 18.4M lbs
97 Montgomery County Environmental Solutions LLC 18.3M lbs
98 Keystone-Conemaugh Projects LLC 17.6M lbs
99 Coulter Cos Inc 17.0M lbs
100 Alcoa Corp 17.0M lbs
101 Dte Energy Co 16.9M lbs
102 Westlake Corp 16.6M lbs
103 Quikrete Holdings 16.6M lbs
104 Pdv Holding Inc. 16.2M lbs
105 General Motors LLC 16.0M lbs
106 Enersys 15.7M lbs
107 Energysolutions LLC 15.7M lbs
108 Ashland Inc 15.7M lbs
109 Lsb Industries Inc 15.6M lbs
110 The Mosaic Co 15.4M lbs
111 Lamb Weston Inc 15.4M lbs
112 Suzano Packaging LLC 15.3M lbs
113 McWane Inc 15.2M lbs
114 Etem Remediation One LLC 15.2M lbs
115 Ball Corp 15.1M lbs
116 Ohio Valley Electric Corp 15.0M lbs
117 Real Alloy Holding LLC 14.9M lbs
118 International Flavors & Fragrances Inc 14.7M lbs
119 Gerdau Group 14.6M lbs
120 Remc Assets LP 14.5M lbs
121 Cms Energy 14.4M lbs
122 3M Co 14.1M lbs
123 Anheuser-Busch Cos LLC 13.7M lbs
124 Uns Energy Corp 13.7M lbs
125 Syngenta Corp 13.6M lbs
126 Wrb Refining LP 13.5M lbs
127 Ag Processing Inc 13.4M lbs
128 Cvr Energy Inc 13.2M lbs
129 Ameren Corp 13.2M lbs
130 Honeywell International Inc 13.1M lbs
131 Associated Electric Cooperative Inc 13.0M lbs
132 Ford Motor Co 12.9M lbs
133 Big Rivers Electric Corp 12.8M lbs
134 Koch Foods Inc 12.5M lbs
135 Materion Corp 12.4M lbs
136 Allete Inc 12.3M lbs
137 Nd Paper LLC 12.2M lbs
138 Tradebe Gp 11.9M lbs
139 Dupont de Nemours Inc 11.9M lbs
140 Ardagh Holdings USA Inc 11.7M lbs
141 Foremost Farms USA Cooperative 11.6M lbs
142 Aes Corp 11.5M lbs
143 Ashland LLC 11.5M lbs
144 Suncoke Energy Inc 11.4M lbs
145 Nisource Inc 11.3M lbs
146 Dominion Energy Inc 11.2M lbs
147 Omaha Public Power District 11.1M lbs
148 Crown Holdings Inc 11.0M lbs
149 Sylvamo N.a. LLC 10.9M lbs
150 Sasol (usa) Corp 10.9M lbs
151 Buckeye Power Inc 10.9M lbs
152 Evergreen Packaging Group 10.8M lbs
153 Si Group Inc 10.7M lbs
154 Roehm US Holding LLC 10.6M lbs
155 Jea 10.5M lbs
156 New-Indy Jv Corp. 10.5M lbs
157 Leggett & Platt Inc 10.5M lbs
158 Owens Corning 10.4M lbs
159 Novelis Inc 10.3M lbs
160 Choctaw Generation LP Lllp 10.3M lbs
161 Pilgrims Pride Corp 9.9M lbs
162 Metals Holding Recovery LLC 9.6M lbs
163 Ati Inc 9.5M lbs
164 American Bath Group LLC 9.3M lbs
165 Hf Sinclair Corp 9.3M lbs
166 Formosa Plastics Corp USA 9.2M lbs
167 Occidental Petroleum Corp 9.1M lbs
168 Olympus Power LLC 9.0M lbs
169 International Grand Investment Corp 9.0M lbs
170 Saint-Gobain Corp 8.9M lbs
171 Pinnacle West Capital Corp 8.9M lbs
172 Saputo Inc 8.9M lbs
173 Pr Waste Holdings LLC 8.9M lbs
174 Carpenter Technology Corp 8.8M lbs
175 Advansix Inc 8.8M lbs
176 Black Hills Corp 8.7M lbs
177 W R Grace & Co 8.7M lbs
178 Century Aluminum Co 8.6M lbs
179 The Goodyear Tire & Rubber Co 8.6M lbs
180 Holcim Participations (us) Inc 8.6M lbs
181 Chs Inc 8.5M lbs
182 East Kentucky Power Cooperative Inc 8.5M lbs
183 Chevron Phillips Chemical Co LLC 8.5M lbs
184 Alliant Energy Corp 8.5M lbs
185 Resolute Forest Products Inc 8.4M lbs
186 Lanxess Corp 8.1M lbs
187 Hig Capital LLC 8.1M lbs
188 Billerud Americas Corp 8.0M lbs
189 Steel Dynamics Inc 8.0M lbs
190 Azz Inc 7.9M lbs
191 Veolia N.a. 7.9M lbs
192 Usg Corp 7.8M lbs
193 Corex 7.8M lbs
194 Oci Beaumont LLC 7.6M lbs
195 Bp America Inc 7.6M lbs
196 Sandy Creek Services LLC 7.5M lbs
197 Wec Energy Group 7.5M lbs
198 Gopher Resource LLC 7.5M lbs
199 Plum Point Energy Associates LLC 7.5M lbs
200 Milliken & Co 7.5M lbs
201 Pace Industries LLC 7.4M lbs
202 Seminole Electric Cooperative 7.3M lbs
203 Metalplate Galvanizing LP 7.3M lbs
204 Continental Grain Co 7.2M lbs
205 South Carolina Public Service Authority 6.8M lbs
206 The Procter & Gamble Co 6.7M lbs
207 Knauf Insulation 6.7M lbs
208 Glanbia Inc 6.7M lbs
209 Huntsman International LLC 6.6M lbs
210 Kennametal Inc 6.6M lbs
211 Delek US Holdings Inc 6.6M lbs
212 Crh Americas Inc 6.6M lbs
213 Otter Tail Corp 6.6M lbs
214 Hawaiian Electric Industries Inc 6.5M lbs
215 Kraton Chemical Co LLC 6.5M lbs
216 Solvay America Inc 6.5M lbs
217 Enterprise Products Operating LLC 6.5M lbs
218 American Crystal Sugar Co 6.5M lbs
219 Global Win Capital Corp 6.4M lbs
220 Smurfit Westrock US Holding Co 6.4M lbs
221 Indorama Ventures Public Co Ltd 6.4M lbs
222 Marubeni America Corp 6.3M lbs
223 Clean Earth LLC 6.3M lbs
224 Commercial Metals Co 6.3M lbs
225 Befesa Holding US Inc. 6.3M lbs
226 Syensqo Holding Inc 6.3M lbs
227 Lion Copolymer Holdings LLC 6.2M lbs
228 Ssr US Holding 6.2M lbs
229 Nextera Energy Inc 6.1M lbs
230 Entergy Corp 6.1M lbs
231 Charter Manufacturing Co Inc 6.1M lbs
232 Ergon Inc 6.1M lbs
233 Farmers Union Industries LLC 6.1M lbs
234 Mitsubishi Chemical America Inc 6.0M lbs
235 Eldridge Properties Inc 6.0M lbs
236 Finch Paper Holdings 5.9M lbs
237 Atalco Gramercy LLC 5.9M lbs
238 Fca US LLC 5.9M lbs
239 Consolidated Precision Products Corp 5.8M lbs
240 National Aeronautics & Space Administration 5.8M lbs
241 Lotte Chemical USA Corp 5.7M lbs
242 Kansas City Board of Public Utilities 5.6M lbs
243 US Department of Energy 5.5M lbs
244 Green Bay Packaging Inc 5.5M lbs
245 Tesoro Corp 5.5M lbs
246 Energizer Holdings Inc 5.5M lbs
247 American Cast Iron Pipe Co 5.4M lbs
248 U.S. Vanadium Holding Co LLC 5.4M lbs
249 Rpm International Inc 5.4M lbs
250 Generation Holdings LP 5.4M lbs
251 National Beef Packing Co LLC 5.3M lbs
252 American Honda Motor Co Inc 5.3M lbs
253 Wec US Holdings Inc 5.3M lbs
254 Kohler Co 5.3M lbs
255 New Star Metals Inc 5.2M lbs
256 Monomoy Capital Partners 5.2M lbs
257 Southern Co Co-Owned 5.1M lbs
258 The Scotts Miracle Gro Co LLC 5.1M lbs
259 Charter Next Generation Inc. 5.1M lbs
260 Intertape Polymer Group 5.1M lbs
261 Ferroglobe USA Inc 5.1M lbs
262 Latham Pool Products Inc 5.0M lbs
263 Baxter International Inc 5.0M lbs
264 Public Service Co of New Mexico 5.0M lbs
265 Smyrna Ready Mix LLC 4.9M lbs
266 The Dow Chemical Co 4.9M lbs
267 Clariant Corp 4.8M lbs
268 Ppg Industries Inc 4.8M lbs
269 US Sugar Corp 4.8M lbs
270 Univar USA Inc 4.8M lbs
271 Amsted Industries Inc 4.7M lbs
272 Scepter Inc 4.7M lbs
273 Jfl-Tiger Aquistion Co Inc 4.7M lbs
274 Ingredion Inc 4.6M lbs
275 Koppers Inc 4.6M lbs
276 Edison Group Cos LLC 4.6M lbs
277 Semiconductor Components Industries LLC 4.6M lbs
278 Orlando Utilities Commission 4.5M lbs
279 Nebraska Public Power District 4.5M lbs
280 Lyondellbasell Industries 4.5M lbs
281 Arauco N.a. Inc 4.5M lbs
282 Weyerhaeuser Co 4.5M lbs
283 Valmont Industries Inc 4.5M lbs
284 Cleco Corporate Holdings LLC 4.4M lbs
285 Explore Industries USA Inc 4.4M lbs
286 Malibu Boats LLC 4.4M lbs
287 Condy Holdings LLC 4.4M lbs
288 Evonik Corp 4.4M lbs
289 American Industrial Acquisition Corp 4.4M lbs
290 Arkema Delaware Inc 4.3M lbs
291 A Finkl & Sons Co 4.3M lbs
292 Oge Energy Corp 4.3M lbs
293 Yamaha Motor Corp USA 4.3M lbs
294 Mueller Water Products Inc 4.3M lbs
295 Clarios LLC 4.2M lbs
296 Keystone Consolidated Industries Inc 4.2M lbs
297 Polynt Composites USA Inc 4.2M lbs
298 Deseret Power 4.2M lbs
299 Howmet Aerospace Inc 4.1M lbs
300 Nippon Paper Industries Co Ltd 4.1M lbs
301 Neenah Foundry Co 4.1M lbs
302 Kimberly-Clark Corp 4.1M lbs
303 Patrick Industries Inc 4.0M lbs
304 Jerritt Canyon Gold LLC 4.0M lbs
305 Fujifilm Holdings America Corp 4.0M lbs
306 Cabot Corp 4.0M lbs
307 Optimus Steel LLC 4.0M lbs
308 Aramco Services Co 3.9M lbs
309 Ls Power Development LLC 3.9M lbs
310 Hubbell Inc 3.9M lbs
311 Sekisui America Corp 3.9M lbs
312 Jefferson Gulf Coast Management Partners LLC 3.8M lbs
313 Puerto Rico Electric Power Authority 3.7M lbs
314 Kinder Morgan 3.7M lbs
315 Shell Oil Co 3.7M lbs
316 P.m.i. Services N.a. Inc. 3.7M lbs
317 Agc Flat Glass Na Inc 3.7M lbs
318 Westmoreland Mining LLC 3.6M lbs
319 Arcosa Inc 3.6M lbs
320 Roquette Freres 3.6M lbs
321 Aurorium Ppc Holdings LLC 3.6M lbs
322 Monument Chemical LLC 3.5M lbs
323 Ahlstrom-Munksjo USA Inc 3.5M lbs
324 Olin Corp 3.5M lbs
325 Alpek Polyester USA LLC 3.5M lbs
326 Hitachi Metals America Ltd 3.5M lbs
327 Hastings Utilities / Public Power Generation Agency 3.5M lbs
328 The Sherwin-Williams Co 3.5M lbs
329 The Shepherd Material Science Co 3.5M lbs
330 Tlhus Inc 3.5M lbs
331 Spirit Aerosystems Holdings Inc 3.5M lbs
332 Pbf Energy 3.5M lbs
333 Louis Dreyfus Co 3.5M lbs
334 Campbell Soup Co 3.5M lbs
335 Gerdau USA Inc 3.5M lbs
336 Masterbrand Inc 3.5M lbs
337 Shell Petroleum Inc 3.4M lbs
338 Itafos Conda Holdings 3.4M lbs
339 Stillwater Mining Co 3.4M lbs
340 Albemarle Corp 3.4M lbs
341 Foster Poultry Farms 3.4M lbs
342 Nissan Motor Ltd 3.4M lbs
343 Subaru USA Holdings Inc. 3.4M lbs
344 Lactalis American Group Inc 3.3M lbs
345 Woodgrain Millwork Inc 3.3M lbs
346 Mountain State Energy Holdings LLC 3.3M lbs
347 Toyota Motor N.a. Inc 3.3M lbs
348 Pmc Group Inc 3.2M lbs
349 Louisiana Pacific Corp 3.2M lbs
350 Brunswick Corp 3.2M lbs
351 Ervin Industries Inc 3.2M lbs
352 Ri Technologies Inc 3.2M lbs
353 Momentive Performance Materials Inc 3.2M lbs
354 Linde Inc 3.2M lbs
355 Parker Hannifin Corp 3.2M lbs
356 Mountaire Farms Inc 3.1M lbs
357 Rausch Creek Land LP 3.1M lbs
358 East Penn Manufacturing Co Inc 3.1M lbs
359 Intermountain Power Agency 3.1M lbs
360 Teijin Automotive Technologies Inc 3.1M lbs
361 Seeit District Energy LLC 3.1M lbs
362 Backbone Mining Solutions LLC 3.1M lbs
363 Southern Minnesota Beet Sugar Cooperative 3.0M lbs
364 Ahlstrom Filtration LLC 3.0M lbs
365 Cenovus U.S. Corp 3.0M lbs
366 Tessenderlo Kerley Inc 3.0M lbs
367 Greif Inc 3.0M lbs
368 Emd Holding Corp 3.0M lbs
369 G Holdings Inc 3.0M lbs
370 City of Manitowoc 3.0M lbs
371 Rc Lonestar Inc 3.0M lbs
372 Riceland Foods Inc 2.9M lbs
373 Eagle Materials Inc 2.9M lbs
374 Schnitzer Steel Industries Inc 2.9M lbs
375 The Lincoln Electric Co 2.9M lbs
376 Patrick Industries 2.9M lbs
377 Essential Holding America LLC 2.9M lbs
378 Real Alloy Holding Co LLC 2.8M lbs
379 Armstrong World Industries Inc 2.8M lbs
380 Tesla Inc 2.8M lbs
381 Harvest Midstream Co 2.8M lbs
382 Michelin N.a. Inc 2.8M lbs
383 Nd Paper Inc. 2.7M lbs
384 Western Midstream Partners LP 2.7M lbs
385 Bwx Technologies Inc 2.7M lbs
386 Westlake Chemical Corp 2.7M lbs
387 National Oilwell Varco LP 2.7M lbs
388 Dcl Corp 2.7M lbs
389 Stepan Co 2.7M lbs
390 Corteva Inc 2.7M lbs
391 Nexeo Solutions Holdings LLC 2.7M lbs
392 Stm Inc 2.6M lbs
393 Lansing Board of Water & Light 2.6M lbs
394 Ok Foods Inc 2.6M lbs
395 Platte River Power Authority 2.6M lbs
396 Huron Casting Inc 2.6M lbs
397 Centerpoint Energy Inc 2.6M lbs
398 Charlotte Pipe & Foundry Co 2.6M lbs
399 Eaton Corp 2.6M lbs
400 Totalenergies Holdings USA Inc 2.6M lbs
401 Roseburg Forest Products 2.5M lbs
402 Grede Holdings LLC 2.5M lbs
403 Covestro LLC 2.5M lbs
404 Novelis Corp 2.5M lbs
405 George's Inc 2.5M lbs
406 Shell Chemical Appalachia LLC 2.5M lbs
407 Sonoco Products Co 2.4M lbs
408 Southwest Cheese LLC 2.4M lbs
409 Transit Holdings Inc 2.4M lbs
410 Western Sugar Cooperative 2.4M lbs
411 Ames Goldsmith Corp 2.4M lbs
412 Dairy Farmers of America Inc 2.4M lbs
413 Cgb Enterprises Inc 2.4M lbs
414 Pelican Power LLC 2.4M lbs
415 Deere & Co 2.4M lbs
416 Cc Environmental Resources Inc 2.4M lbs
417 Delta Air Lines Inc 2.4M lbs
418 Par Pacific Holdings Inc 2.4M lbs
419 Catapult Ultimate Holdings LLC 2.4M lbs
420 Braskem America Inc 2.4M lbs
421 Zekelman Industries Inc 2.4M lbs
422 Aalberts US Holding Corp 2.3M lbs
423 Protective Industrial Products Inc. 2.3M lbs
424 Ellwood Group Inc 2.3M lbs
425 Sanluis Corporacion Sa de Cv 2.3M lbs
426 Primary Products Finance LLC 2.3M lbs
427 Ineos USA LLC 2.3M lbs
428 Major Oak Power LLC 2.3M lbs
429 Yule Catto Inc 2.3M lbs
430 Wabtec Corp 2.3M lbs
431 Poet Holding Co LLC 2.3M lbs
432 Kaiser Aluminum Fabricated Products LLC 2.3M lbs
433 Covoro Mining Solutions LLC 2.3M lbs
434 Golden Valley Electric Assoc 2.3M lbs
435 The Andersons Inc 2.3M lbs
436 Ajinomoto Health & Nutrition N.a. Inc 2.3M lbs
437 The Kinetic Group 2.2M lbs
438 West Fraser (usa) Inc 2.2M lbs
439 Leprino Foods Co 2.2M lbs
440 Allnex USA Inc 2.2M lbs
441 Hexcel Corp 2.2M lbs
442 Atlas Holdings LLC 2.2M lbs
443 Caterpillar Inc 2.2M lbs
444 Indorama Ventures USA Holdings LP 2.2M lbs
445 Cameron Chemical Inc 2.2M lbs
446 Dairyland Power Cooperative 2.2M lbs
447 Huntsman Inc 2.2M lbs
448 Nouryon USA LLC 2.2M lbs
449 Lsc Communications Mcl LLC 2.2M lbs
450 Arlanxeo USA LLC 2.2M lbs
451 The Boeing Co 2.2M lbs
452 Brembo N.a. Inc 2.2M lbs
453 Vistra Energy Corp. 2.1M lbs
454 Trecora Resources Inc 2.1M lbs
455 The International Group Inc 2.1M lbs
456 Chaparral Boats Inc 2.1M lbs
457 Brenntag N.a. Inc 2.1M lbs
458 The Belden Brick Co 2.1M lbs
459 Arconic Corp 2.1M lbs
460 Tracker Marine LLC 2.1M lbs
461 Air Products & Chemicals Inc 2.0M lbs
462 Haldor Topsoe/ As 2.0M lbs
463 Cabinetworks Group Inc 2.0M lbs
464 Bakelite US Holdco Inc. 2.0M lbs
465 Taxi Workhorse Holdings LLC 2.0M lbs
466 Vista Outdoor Inc 2.0M lbs
467 Peco Foods Inc 2.0M lbs
468 Jm Huber Corp 2.0M lbs
469 Carmeuse N.a. 2.0M lbs
470 The Fisher Barton Group 1.9M lbs
471 Tokai Carbon Cb 1.9M lbs
472 Valence Surface Technologies LLC 1.9M lbs
473 Mom Holding Co 1.9M lbs
474 General Dynamics Corp 1.9M lbs
475 C-K Tech Inc 1.9M lbs
476 Essity Professional Hygiene N.a. LLC 1.9M lbs
477 Whirlpool Corp 1.9M lbs
478 Salt River Project Ai&pd 1.9M lbs
479 Callaway Golf Co 1.9M lbs
480 Halliburton Energy Services Inc 1.9M lbs
481 Polypore International LP 1.9M lbs
482 Talen Energy Corp 1.8M lbs
483 City Utilities of Springfield Mo 1.8M lbs
484 Tri-Arrows Aluminum 1.8M lbs
485 Summit Materials LLC 1.8M lbs
486 Roper Technologies Inc 1.8M lbs
487 Hexion Holdings Corp 1.8M lbs
488 Solar Sources Inc 1.8M lbs
489 Bridgestone Americas Inc 1.8M lbs
490 Silgan Holdings Inc 1.8M lbs
491 Altria Group Inc 1.8M lbs
492 Genco 1.8M lbs
493 US Tennessee Valley Authority 1.8M lbs
494 Northrop Grumman Corp 1.8M lbs
495 Ultium Cells LLC 1.7M lbs
496 Veolia N.a. Inc. 1.7M lbs
497 Fiore Gold US Inc 1.7M lbs
498 Pepsico Inc 1.7M lbs
499 Altivia Corp 1.7M lbs
500 Pixelle Specialty Solutions LLC 1.7M lbs

Frequently Asked Questions

What is a parent company in the EPA TRI database?
Parent companies are the ultimate corporate owners of facilities that report to the EPA Toxics Release Inventory (TRI). Multiple facilities may share the same parent company, allowing aggregation of total toxic releases at the corporate level.
How many companies report to the EPA TRI?
500 distinct parent companies have facilities reporting toxic releases to the EPA TRI, operating a total of 6,705 individual facilities across the United States.
Which companies release the most toxics?
The top three parent companies by total releases are Teck American Inc (3.4B lbs), Nevada Gold Mines LLC (1.3B lbs), and Hecla Mining Co (434.2M lbs).

About This Data

Parent company data comes from the EPA Toxics Release Inventory (TRI). Companies are identified by the "parent company name" field reported by each facility. Some name variations may represent the same corporate entity. Release totals include all media (air, water, land, off-site transfers).

Source: U.S. Environmental Protection Agency, TRI Basic Data Files U.S. Environmental Protection Agency, TRI Basic Data Files