Mallinckrodt US LLC controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2026
Maine DEP sues Mallinckrodt US LLC over Orrington contamination cleanup
Lawsuit filed
The Maine Department of Environmental Protection filed a lawsuit in Penobscot Superior Court against Mallinckrodt US LLC, alleging that the company failed to properly clean up mercury contamination at a former chemical manufacturing plant in Orrington, Maine. The department is seeking injunctive relief and civil penalties. The case concerns the cleanup of contamination at the Orrington site.
Source excerpt
The Maine DEP announced the legal action in Penobscot Superior Court against Mallinckrodt US LLC on Tuesday. The department is seeking injunctive relief and civil penalties.
Testing completed in 2023 found some soil surrounding the plant to contain as much as 12.8 ppm of mercury, according to the notices of violation.