Investigation Leads to Heroin Sales Arrest
April 25, 2026 – Tuolumne County Sheriff’s Office officials report that in February 2026, Patrol Deputies conducted a proactive traffic stop in the Groveland area, leading to the seizure of black tar heroin and a referral to TNT.
Following a two-month investigation, TNT identified the supplier as 64-year-old Michael Leslie Proctor of Coulterville, who was transporting heroin from the Central Valley for sale in the Groveland area. TNT obtained a search warrant for Proctor, his vehicle, and his residence…