All active MDLs
MDL 1358Environmental & Toxic Exposure

Methyl Tertiary Butyl Ether ("MTBE") Products Liability Litigation

The causation theory links MTBE exposure to health injuries through its systemic toxicity, neurotoxicity, and carcinogenic potential. Animal studies support its neurotoxic and carcinogenic effects, with evidence of DNA adduct formation and systemic toxicity in laboratory models. Epidemiological data suggest possible associations with cancers and metabolic disorders, but definitive human causation remains under investigation.

NYSSr. District Judge Denise L. CoteMaster docket 1:00-cv-1898Source: JPML · Updated July 1, 2026

4

Pending actions

190

Total actions filed

Active

Status

10/10/2000

Established

Filing deadline

No specific deadlines identified; statutes of limitations vary by jurisdiction, generally ranging from 1 to 10 years, with some claims possibly still within the statutory period depending on jurisdiction and date of exposure.

Who qualifies

Plaintiffs must demonstrate exposure to MTBE, typically through contaminated water or environment, with specific thresholds for duration, concentration, and type of exposure generally based on groundwater contamination claims. Exact thresholds are not publicly detailed in court documents but involve proof of exposure during the period of alleged contamination.

Products involved

  • MTBE

Alleged injuries

  • cancers
  • neurological effects
  • systemic health problems

Bellwether trials

No recent bellwether trials or verdicts since 2010; procedural milestones completed around 2010 with no publicly available updates on active trials.

Settlement landscape

No specific recent settlement estimates or case values publicly available; historical data suggest ongoing settlement negotiations with some individual case settlements, but no aggregate figures are publicly disclosed.

Lead counsel

  • Eimer Stahl

This page is generated from the official JPML pending-MDL report and public court records, refreshed monthly. It is provided for attorney reference and is not legal advice.

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