Sioux City man receives over 28 years for cartel-linked drug trafficking

Timothy T. Duax U.S. Attorney - U.S. Attorney for the Northern District of Iowa
Timothy T. Duax U.S. Attorney - U.S. Attorney for the Northern District of Iowa
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A Sioux City man, Freddie Summerville, age 56, has been sentenced to 340 months in federal prison following his guilty plea to conspiracy to distribute methamphetamine and fentanyl, as well as possession of a firearm during and in furtherance of drug trafficking. The sentencing took place after Summerville admitted on March 11, 2025, to two counts from a six-count indictment.

Summerville was involved in a drug distribution operation with ties to Mexico and California. Evidence presented showed that the group distributed about 100 pounds of methamphetamine and at least one pound of fentanyl in the Sioux City area. On January 3, 2024, Summerville was stopped by law enforcement officers who found methamphetamine, roughly 70 pills containing fentanyl, drug paraphernalia, ledgers, cash, and a loaded firearm. He told authorities he had received significant quantities of drugs from his supplier in Mexico.

Other members of the conspiracy have also been sentenced. Ramon Serrano, 31, from San Bernardino, California received a sentence of 151 months on December 12, 2024. Adrian Ibarra-Manzo, 29, from San Diego, California was sentenced to 132 months on November 14, 2024.

Summerville’s sentence was handed down by United States District Court Judge Leonard T. Strand in Sioux City. In addition to his prison term, Summerville must serve five years of supervised release once released from custody. Federal prisoners are not eligible for parole.

“These cases were investigated by the DEA Tri-State Drug Task Force and the Sioux City Police Department and were prosecuted by Assistant United States Attorney Ron Timmons.”

Summerville is currently held by the United States Marshal’s Service pending transfer to a federal prison.



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