CENTENNIAL, CO – The Drug Enforcement Administration's Rocky Mountain Field Division (RMFD) is issuing a warning after DEA's Southwest Laboratory identified illicit pills containing mixtures of both deadly fentanyl/carfentanil and fentanyl/heroin. The drugs were found in tablets after lab analyses of recent seizures in both Colorado and Utah. "With these...

CENTENNIAL, CO – The Drug Enforcement Administration’s Rocky Mountain Field Division (RMFD) surged into 2026 with Phase II of Operation Fentanyl Free America – part of a nationwide effort that dealt a significant blow to drug trafficking networks. Between January 12 and February 10, 2026, the RMFD in CO, UT...

DENVER – The Drug Enforcement Administration’s Rocky Mountain Field Division (RMFD) has announced the seizure of approximately 1.7 million counterfeit fentanyl pills from a storage facility in the Denver suburb of Highlands Ranch. This is the largest one-time seizure of counterfeit pills in Colorado history, and the sixth-largest, single seizure...