Sonora Man Arrested on Warrant, New Drug Charges

Traffic stop leads to discovery of meth, outstanding felony warrant

Apr. 18, 2026 at 3:25pm

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An extreme close-up of a small plastic bag containing a crystalline substance, reflecting the harsh light of a camera flash, conceptually illustrating the discovery of drugs during a police investigation.A recent traffic stop in Sonora exposed the ongoing struggle to address repeat drug offenders and the need for comprehensive solutions to substance abuse.Sonora Today

A 46-year-old Sonora man was arrested after a traffic stop revealed he had an outstanding felony warrant and was in possession of methamphetamine. Isaac Peter Bisset was pulled over for an equipment violation, and a records check showed he had two or more prior convictions for drug possession, leading to a search that uncovered a pipe and over half a gram of meth.

Why it matters

This incident highlights the ongoing challenges law enforcement faces in addressing repeat drug offenders and the need for comprehensive approaches to address substance abuse and related criminal activity in the community.

The details

During the traffic stop, officers searched Bisset's vehicle and person, finding him in possession of a pipe and 0.66 grams of methamphetamine. Bisset was then booked into the Tuolumne County Jail on his outstanding felony warrant, as well as new charges of felony possession of a controlled substance with prior convictions and misdemeanor possession of drug paraphernalia.

  • The traffic stop occurred on Wednesday, April 15, 2026.

The players

Isaac Peter Bisset

A 46-year-old Sonora resident with two or more prior convictions for possession of a controlled substance, including an outstanding felony warrant.

Sonora Police

The law enforcement agency that conducted the traffic stop and arrested Bisset.

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What’s next

Bisset will face the charges related to the outstanding warrant and new drug possession allegations in the Tuolumne County court system.

The takeaway

This incident underscores the ongoing challenges law enforcement faces in addressing repeat drug offenders and the need for a comprehensive approach to address substance abuse and related criminal activity in the community.