Mitsubishi Chemical America Inc

12 facilities · 7 states · 5.7M lbs total releases

According to the EPA Toxics Release Inventory, Mitsubishi Chemical America Inc is the reported parent of 12 Form R facilities across 7 states, disclosing 5.7M lbs of toxic releases. 7 of 42 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Texas (4.2M lbs). Those TRI figures remain self-reported disclosure pounds for Mitsubishi Chemical America Inc, including carcinogen-flagged substances, not a measured public-health risk score.

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Release-over-release change

What changed for Mitsubishi Chemical America Inc: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-36.8%

10 facilities that filed in 2022 and 2023

Whole inventory

-35.1%

968.5 thousand lb → 628.2 thousand lb, every facility that filed

Between the two reporting years, 2 facilities filed for the first time and 0 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Mitsubishi Chemical America Inc's total reported releases fell from 968.5 thousand lb in 2022 to 612.4 thousand lb in 2023, based on EPA TRI filings.
  • Mitsubishi Chemical America Inc's land releases fell from 282 lb in 2022 to 83 lb in 2023, based on EPA TRI filings.
  • Mitsubishi Chemical America Inc's water releases fell from 489 lb in 2022 to 219 lb in 2023, based on EPA TRI filings.
  • Mitsubishi Chemical America Inc's off-site transfers fell from 638.0 thousand lb in 2022 to 317.2 thousand lb in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read Mitsubishi Chemical America Inc from filing to facility

Largest Form R sites under this parent: Mitsubishi Chemical la Porte; Mitsubishi Chemical America Inc; Mitsubishi Chemical Carbon Fiber & Composites Inc.; Mitsubishi Chemical America Inc.. Neighbor parents on the disclosure ladder: Targa Resources Corp; Ineos US I Inc. Largest disclosed chemicals by pounds: Methanol; Methyl methacrylate; Ammonia; Acetaldehyde; Toluene. Heaviest-reporting states in this extract: Texas; Tennessee; California. Industry labels on the parent rollup: Chemicals; Electrical Equipment; Plastics and Rubber. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files Toxics Release Inventory (TRI) · August 2026

Total Releases
5.7M lbs
Facilities
12
Chemicals
42
Carcinogens
7

Largest Form R sites under this parent: Mitsubishi Chemical la Porte; Mitsubishi Chemical America Inc; Mitsubishi Chemical Carbon Fiber & Composites Inc.; Mitsubishi Chemical America Inc.. Neighbor parents on the disclosure ladder: Targa Resources Corp; Ineos US I Inc. Largest disclosed chemicals by pounds: Methanol; Methyl methacrylate; Ammonia; Acetaldehyde; Toluene. Heaviest-reporting states in this extract: Texas; Tennessee; California. Industry labels on the parent rollup: Chemicals; Electrical Equipment; Plastics and Rubber.

Mitsubishi Chemical America Inc ranks #242 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name. Mitsubishi Chemical America Inc spans 7 states in this extract, placing it among the broader national TRI parent footprints. Releases are facility-concentrated: Mitsubishi Chemical la Porte accounts for most of Mitsubishi Chemical America Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.

Parent aggregation for Mitsubishi Chemical America Inc follows facility-reported names. Compare the named neighbors (Targa Resources Corp; Ineos US I Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.

Where Mitsubishi Chemical America Inc sits among TRI parents

Mitsubishi Chemical America Inc sits on a disclosure ladder beside Targa Resources Corp and Ineos US I Inc. Open those parents for a different facility count, state span, and chemical mix.

Higher disclosed volume

Largest chemicals disclosed by Mitsubishi Chemical America Inc

Methanol; Methyl methacrylate; Ammonia; Acetaldehyde; Toluene lead the Form R pound rollup for this parent, including filings such as Mitsubishi Chemical la Porte. Pound totals, not toxicity-weighted risk.

Chemical Disclosed lbs
Methanol 4.4M lbs
Methyl methacrylate 495.1K lbs
Ammonia 402.4K lbs
Acetaldehyde 187.8K lbs
Toluene 110.8K lbs

Where does this company operate?

State Facilities Total Releases
Texas 2 4.2M lbs
Tennessee 1 535.3K lbs
California 3 454.5K lbs
South Carolina 1 298.5K lbs
Pennsylvania 3 263.0K lbs
Wyoming 1 11.6K lbs
Ohio 1 2.0K lbs

Facilities (12)

Facility Releases
Mitsubishi Chemical la Porte La Porte, TX 4.1M lbs
Mitsubishi Chemical America Inc Memphis, TN 535.3K lbs
Mitsubishi Chemical Carbon Fiber & Composites Inc. Sacramento, CA 449.1K lbs
Mitsubishi Chemical America Inc. Greer, SC 298.5K lbs
Gelest Inc Morrisville, PA 244.8K lbs
Mitsubishi Chemical America Inc Pasadena, TX 37.6K lbs
Gelest Morrisville, PA 15.8K lbs
Mitsubishi Chemical Carbon Fiber & Composites Evanston, WY 11.6K lbs
Mitsubishi Chemical Carbon Fiber & Composites Inc Irvine, CA 5.0K lbs
Mitsubishi Chemical Advanced Materials Scranton, PA 2.5K lbs
McPp - Bellevue Bellevue, OH 2.0K lbs
Mitsubishi Chemical Carbon Fiber & Composites I Poway, CA 440 lbs

Frequently Asked Questions

How much pollution does Mitsubishi Chemical America Inc release?
Mitsubishi Chemical America Inc discloses 5.7M lbs across 12 facilities. On the ladder it sits near Targa Resources Corp and Ineos US I Inc. Mitsubishi Chemical America Inc ranks #242 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name.
How many facilities does Mitsubishi Chemical America Inc operate?
Mitsubishi Chemical America Inc maps to 12 facilities in Texas, Tennessee, California, including Mitsubishi Chemical la Porte; Mitsubishi Chemical America Inc; Mitsubishi Chemical Carbon Fiber & Composites Inc.; Mitsubishi Chemical America Inc.. Releases are facility-concentrated: Mitsubishi Chemical la Porte accounts for most of Mitsubishi Chemical America Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
What industries and chemicals show up for Mitsubishi Chemical America Inc?
Mitsubishi Chemical America Inc's disclosed pounds span Chemicals; Electrical Equipment; Plastics and Rubber, with Chemicals leading the parent total. Mitsubishi Chemical America Inc's largest disclosed chemicals by pounds are Methanol, Methyl methacrylate, Ammonia, Acetaldehyde, Toluene (carcinogen flags appear on at least one of those chemicals in the TRI extract). Neighbor parents: Targa Resources Corp; Ineos US I Inc.
Does Mitsubishi Chemical America Inc release carcinogens?
Yes - 7 carcinogen-flagged substances appear in the extract. Largest by pounds include Methanol; Methyl methacrylate; Ammonia; Acetaldehyde; Toluene.

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest Mitsubishi Chemical America Inc on total disclosed release pounds (5.7M lbs) and reporting facility count (12). Release-volume peers include Fca US LLC, Befesa Holding US Inc., US Department of Energy. Facility-count peers include Avery Dennison Corp, Bodycote Thermal Processing Inc, Harsco Corp. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.

About This Data

EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Texas, Tennessee, California; facility-reported names can vary across subsidiaries.

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

What to do with Mitsubishi Chemical America Inc's TRI parent record

From Mitsubishi Chemical America Inc, open Mitsubishi Chemical la Porte or compare against Targa Resources Corp rather than reading rank alone.

  • Open the largest Form R site for Mitsubishi Chemical America Inc (Mitsubishi Chemical la Porte in TX). Largest facility
  • Compare against Ineos US I Inc, the next-higher disclosed-volume parent. Higher-volume parent
  • Browse the full parent release ranking to see where Mitsubishi Chemical America Inc sits among all slug-merged TRI parents. All parent companies

Rank and peers (Targa Resources Corp, Ineos US I Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

Mitsubishi Chemical America Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.

Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.

Primary sources

PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.