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Date: 01-16-2023

Case Style:

State of Oklahoma v. Tyson Foods Inc.; Tyson Poultry Inc.; Tyson Chicken Inc.; Cobb-Vantress Inc.; Cal-Maine Foods Inc.; Cargill Inc.; Cargill Turkey Production LLC; George’s Inc.; George’s Farms Inc.; Peterson Farms Inc.; and Simmons Foods Inc.

Case Number:

Judge: Gregory K. Frizzell

Court: United States District Court for the Northern District of Oklahoma (Tulsa County)

Plaintiff's Attorney: Oklahoma Attorney General's Office

Defendant's Attorney:

Description: Tulsa, Oklahoma civil litigation lawyers represented Plaintiff, which sued Defendants on negligence and public nuisance theories claiming that they were wrongfully polluting the Illinois River watershed.

Outcome: After at 52 day trial and 18 years of consideration, Judge Frizzell found that all defendants, by their conduct, have unreasonably interfered with the public’s right to the use and enjoyment of the waters of the IRW (Illinois River watershed) in Oklahoma and that the State established that a significant cause of the excess phosphorus in the waters of the Illinois River water shed was from chicken litter.

Plaintiff's Experts:

Defendant's Experts:


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