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Press Release

Sioux City Man to Federal Prison for Distributing Meth

For Immediate Release
U.S. Attorney's Office, Northern District of Iowa
Bui had a criminal history that included drug and domestic abuse convictions.

A man who distributed methamphetamine was sentenced on February 24, 2021, in federal court in Sioux City.

Silas Bui, 25, from Sioux City, Iowa, pled guilty to distributing methamphetamine on October 14, 2020. 

Evidence at the plea and sentencing hearings, showed that on July 8, 2019, Bui distributed 27.37 grams of methamphetamine to an individual cooperating with law enforcement. Bui was previously convicted of the following crimes: Harassment – 1st Degree and Domestic Abuse Assault Display or Use of a Weapon – 1st Offense, on or about September 12, 2018; Theft 2nd, on or about April 11, 2019; Possession of a Controlled Substance – 2nd Offense, on or about September 3, 2019, all in the Iowa District Court for Woodbury County.

Sentencing was held before United States District Court Chief Judge Leonard T. Strand.  Bui was sentenced to 54 months’ imprisonment.  He must also serve a 3 year term of supervised release following the imprisonment.  There is no parole in the federal system.  Bui remains in custody of the United States Marshal until he can be transferred to a federal prison. 

The case was prosecuted by Special Assistant United States Attorney Patrick T. Greenwood and was investigated by Tri-State Drug Task Force based in Sioux City, Iowa, that consists of law enforcement personnel from the Drug Enforcement Administration; Sioux City, Iowa, Police Department; Homeland Security Investigations; Woodbury County Sheriff’s Office; South Sioux City, Nebraska, Police Department; Nebraska State Patrol; Iowa National Guard; Iowa Division of Narcotics Enforcement; United States Marshals Service; South Dakota Division of Criminal Investigation; and Woodbury County Attorney’s Office. 

Court file information at

The case file number is 20-4053.  Follow us on Twitter @USAO_NDIA.

Updated February 25, 2021

Drug Trafficking