Modesto Man Sentenced to 11 Years in Fentanyl, Gun Trafficking Sting

Oleg Arreola was part of a drug and firearm trafficking ring uncovered during 'Operation Blue Death' in Stanislaus County.

Mar. 11, 2026 at 5:04am

A 28-year-old Modesto man, Oleg Arreola, was sentenced to 11 years and 3 months in federal prison for possessing a firearm as a felon in connection with a fentanyl and firearm trafficking conspiracy in Stanislaus County, California. Arreola was one of seven individuals charged in a 17-count federal indictment tied to the trafficking operation.

Why it matters

The case highlights the ongoing battle against the opioid crisis and the dangerous intersection of illegal drug and firearm trafficking in California's Central Valley. It also demonstrates the efforts of federal and local law enforcement to disrupt these criminal networks and hold offenders accountable.

The details

According to the Department of Justice, Arreola was involved in a drug and firearm trafficking ring uncovered during 'Operation Blue Death,' an investigation targeting fentanyl pill distribution and illegal firearm sales in Stanislaus County. In one instance on April 21, 2023, co-defendant Arturo Madrid sold 6,000 fentanyl pills along with a Draco PAK-9 9 mm rifle. On June 13, 2023, Arreola and three other co-defendants were arrested after arriving to purchase 50,000 fentanyl pills, with Arreola having an AK-style Draco rifle at his feet.

  • On March and April 2023, co-defendant Arturo Madrid sold multiple firearms and thousands of fentanyl pills.
  • On April 21, 2023, Madrid sold 6,000 fentanyl pills along with a Draco PAK-9 9 mm rifle.
  • On June 13, 2023, Arreola and three co-defendants were arrested after arriving to purchase 50,000 fentanyl pills.

The players

Oleg Arreola

A 28-year-old Modesto man who was sentenced to 11 years and 3 months in federal prison for possessing a firearm as a felon in connection with a fentanyl and firearm trafficking conspiracy.

Arturo Madrid

A 29-year-old Modesto man who pleaded guilty to distributing fentanyl and possessing a firearm as a felon, and was sentenced in November 2025 to 11 years and 3 months in prison.

Andrew Rodriguez

One of the co-defendants scheduled to go to trial on September 22, facing a mandatory minimum of 10 years and a potential life sentence, as well as an additional mandatory minimum of 5 years for carrying a firearm during a drug trafficking offense.

Enrique Cruz DeLeon

A 28-year-old Salida man who pleaded guilty to possessing 30,000 fentanyl pills with intent to distribute and was sentenced in April 2025 to 11 years and 3 months in prison.

Ebony Lambert

A 48-year-old Turlock woman who pleaded guilty to distributing fentanyl and was sentenced in August 2025 to 2 years in prison.

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What’s next

Andrew Madrid and Rodriguez are scheduled to go to trial on September 22. If convicted, they both face a mandatory minimum of 10 years and a potential life sentence.

The takeaway

This case highlights the ongoing efforts by federal and local law enforcement to combat the opioid crisis and disrupt the dangerous intersection of illegal drug and firearm trafficking in California's Central Valley, with severe consequences for those involved in these criminal networks.