William C. Tinnen was arrested Thursday during a raid at 204 Teel St., police said in a news release issued today. Police spokeswoman Kammie Michael said she assumed police had a tip that drug activity was taking place there.

In addition to trafficking, Tinnen is charged with possession of cocaine with the intent to sell or deliver, possession of drug paraphernalia and maintaining a dwelling for the sale of drugs. Officers also confiscated three firearms from the house.

Tinnen's bond was set at $200,000.

He was among four people arrested by the Special Operations Division in two raids and an undercover operation.

Also arrested were:

- Ryheme McLaurin, 25, and his mother, Doris Faye McLaurin, 52, both of 1113-B Gurley Street, in a raid on their apartment. They were charged with trafficking in heroin or opium, maintaining a dwelling for the sale of drugs and other felony drug counts. In addition to heroin, investigators confiscated Percocet, Oxycodone, cocaine and Vicodin. Bond for Ryheme McLaurin was set at $200,000 and bond for Doris Faye McLaurin, was set at $175,000.

- Francisco Morales Medina, 38, of Ellis Road on two counts of trafficking methamphetamine, possession of cocaine and methamphetamine with the intent to sell or deliver, maintaining a vehicle for the sale and delivery of drugs and sale and delivery of methamphetamine. Investigators confiscated 11 grams of cocaine, 70 grams of methamphetamine and a Ford pickup truck.