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United States of America v. Teunis Jan Willemsen

Date: 09-14-2026

Case Number: 3:26-mj-08002

Judge: Darrell A. Clay

Court: United States District Court for the Northern District of Ohio (Lucas County)

Plaintiff's Attorney: Matthew D. Simko

Defendant's Attorney: Stephen Hartman

Description:
Toledo, Ohio criminal defense lawyer represented the Defendant charged with negligently discharging a pollutant in violation of 33 U.S.C. 1311.

Reported by Kent Morlan

Teunis Jan Willemsen, a citizen of the Netherlands residing in Frankton, Indiana, was serving as the manager of Heartland Dairy, when investigators found that a discharge was being pumped from a settling basin on the dairy’s property into a nearby ditch that drained into a waterway. The discharge was analyzed and found to consist of manure and silage leachate, which contained concentrated amounts of ammonia—a pollutant—that resulted in the death of approximately 789 fish and 1,371 other aquatic animals.

The case was investigated by U.S. Environmental Protection Agency’s Criminal Investigation Division, the Ohio Attorney General’s Office Bureau of Criminal Investigation, and the Ohio Environmental Protection Agency Special Investigations Unit, with support from the Ohio Department of Natural Resources.
Outcome:
The Defendant was found guilty and was sentenced to 15 months probation; 100 hours community service; $25,000 fine; $25.00 special assessment
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Plaintiff's Experts:
Defendant's Experts:
Comments:

About This Case

What was the outcome of United States of America v. Teunis Jan Willemsen?

The outcome was: The Defendant was found guilty and was sentenced to 15 months probation; 100 hours community service; $25,000 fine; $25.00 special assessment .

Which court heard United States of America v. Teunis Jan Willemsen?

This case was heard in United States District Court for the Northern District of Ohio (Lucas County), OH. The presiding judge was Darrell A. Clay.

Who were the attorneys in United States of America v. Teunis Jan Willemsen?

Plaintiff's attorney: Matthew D. Simko. Defendant's attorney: Stephen Hartman.

When was United States of America v. Teunis Jan Willemsen decided?

This case was decided on September 14, 2026.