Seattle News

07-03-2026

Largest Drug Seizure in Eastern Washington History

Federal agents from the Drug Enforcement Administration (DEA) carried out this week the largest drug seizure in the history of eastern Washington state. In the Tri-Cities area, which includes Kennewick, Pasco and Richland, approximately 370 pounds (168 kg) of illicit substances were confiscated. This region—whose economy is based on agriculture, nuclear research and logistics—has transportation access and includes rural areas, which were likely exploited by traffickers. Seized substances include more than 200 pounds of methamphetamine, 164 pounds of powdered fentanyl and 5 pounds of cocaine. In addition to drugs, roughly $2 million in cash and 16 firearms were seized.

The operation was part of an investigation into trafficking activity focused on Amador Sanchez and his associates. According to investigators, Sanchez used multiple residences in the Tri-Cities area to store drugs and run the illicit operation. Notably, Sanchez had previously been convicted on drug trafficking charges and, at the time of his arrest, was on supervised release following a 15-year prison term.

Law enforcement officials emphasized the historic significance of the seizure. "The massive amount of fentanyl and methamphetamine seized could have inflicted devastating harm across our region," said a representative of the U.S. Attorney’s Office. A DEA special agent noted that the operation is a significant step toward an "America free from fentanyl." The investigation is ongoing, and official charges are expected to be filed soon.

Amador Sanchez himself was arrested and appeared in federal court in Richland, which is part of the U.S. District Court for the Eastern District of Washington and handles cases arising in this portion of the state. He appeared on charges of violating the terms of his supervised release in connection with the new DEA investigation. The court ordered him to be detained pending further notice. A subsequent hearing, at which the question of whether he violated his supervised release will be addressed, is set for March 19. Last year, Sanchez was previously arrested for drug and alcohol use, which also violated the terms of his release.

Based on: DEA makes largest drug seizure in Eastern WA history