Colorado District Magistrate Judge Holds That PRPs to a Contribution Claim Do Not Themselves Have a Contribution Claim Under CERCLA

September 26, 2022
Brielle A. Brown
MGKF Litigation Blog

On August 19, 2022, a magistrate judge of the Colorado District Court held that contribution-defendants cannot assert their own contribution claims under section 113(f) of the Comprehensive Environmental Response, Compensation, and Liability Act (“CERCLA”) because they are only liable for their fair share of response costs.  Atlantic Richfield Co. v. NL Indus., Inc., No. 20-cv-00234-NYW-KLM, 2022 WL 3577261, at *6 (D. Colo. Aug. 19, 2022). The magistrate judge’s analysis resolved questions for potentially responsible parties (“PRPs”) seeking to assert contribution claims against other PRPs based on a claim of inequitable distribution of common liability in a 113(f) action. Id. at *4.

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