10/09/2026
Press Release
Contact: Mike Moore
Phone: 641-437-7100 FOR IMMEDIATE RELEASE
Thursday, October 8, 2026
A CENTERVILLE POLICE DEPARTMENT
Centerville, Iowa
FOR IMMEDIATE RELEASE
October 8, 2026
CENTERVILLE, IOWA – The Centerville Police Department announces the conclusion of a narcotics investigation that began in September 2026 and resulted in the ex*****on of two search warrants and the arrest of two individuals on multiple drug-related charges.
On Thursday, October 8, 2026, officers with the Centerville Police Department executed search warrants at two residences located at 543 N. 12th Street and 1520 S. 15th Street in Centerville, Iowa. The search warrants were the result of an investigation into suspected illegal narcotics activity within the community.
As a result of the investigation, Melvin Leroy Collis Sr. was arrested and charged with the following offenses:
• Two counts of Possession of a Controlled Substance with Intent to Deliver (Methamphetamine), Class B Felonies
• Two counts of Failure to Affix a Drug Tax Stamp, Class D Felonies
• Possession of a Controlled Substance (Ma*****na), Third or Subsequent Offense, Class D Felony
• Keeping Premises or Vehicle for Controlled Substance, Aggravated Misdemeanor
• Possession of Drug Paraphernalia, Simple Misdemeanor
Jennifer Irene Dhamers was also arrested and charged with the following offenses:
• Possession of a Controlled Substance (Methamphetamine), Serious Misdemeanor
• Possession of a Controlled Substance (Ma*****na), Serious Misdemeanor
• Possession of Prescription Drugs Without a Valid Prescription, Serious Misdemeanor
• Possession of Drug Paraphernalia, Simple Misdemeanor
Additional criminal charges involving other individuals are pending as the investigation continues.
The Centerville Police Department was assisted during this investigation and the ex*****on of the search warrants by the Appanoose County Sheriff's Office, the Iowa Department of Public Safety, and the Appanoose County Attorney's Office.
The Centerville Police Department remains committed to investigating illegal narcotics activity and addressing drug-related criminal offenses within our community. The department appreciates the cooperation and assistance of its law enforcement partners and the Appanoose County Attorney's Office in bringing this investigation to a successful conclusion.
A criminal charge is merely an accusation, and all defendants are presumed innocent unless and until proven guilty in a court of law.