ROCKFORD — Winnebago County State’s Attorney Marilyn Hite Ross announced Thursday that several individuals have been charged in a large drug trafficking investigation in the area.

The investigation was a joint effort involving the Rockford Police Department Narcotics Division, the Drug Enforcement Agency—Rockford Task Force, the FBI, SLANT and the Winnebago County Sheriff’s Department Narcotics Unit.

In addition to several arrests, the investigation resulted in the recovery of 17 vehicles and six firearms.

Defendants currently in custody are:

- John E. Curtis, 54, is charged with delivery of cocaine: 15 to 100 grams and delivery of cocaine: 1 to 15 grams.

- Daniel D. McCune, 46, is charged with three counts of delivery of heroin: 15 to 100 grams.

- Eunice E. Jarret, 39, is charged with delivery of heroin: 15 to 100 grams

- Gregory L. Watson, 32, is charged with two counts of delivery of heroin: 15 to 100 grams.

- Demargio F. Tripp, 30, is charged with being an armed habitual criminal, possession with intent to deliver cocaine: 1 to 15 grams, possession with intent to deliver cannabis: 500 to 2,000 grams and three counts of unlawful use of a weapon.

- Fernando L. Freeman, 35, is charged with possession with intent to deliver heroin: 15 to 100 grams, possession with intent to deliver cocaine: 1 to 15 grams, armed violence, unlawful use of a weapon by a felon and possession of a stolen firearm.

- Joe F. Anderson, 35, pleaded guilty on Jan. 30 to possession of a controlled substance.

Subjects who are still wanted by authorities are:

- Marlon A. Powell, 41, who is wanted for delivery of cocaine: 1 to 15 grams and possession with intent to deliver cannabis: more than 500 grams.

- Sherman Jones, 34, who is wanted for delivery of heroin: 15 to 100 grams and two counts of delivery of heroin: 1 to 15 grams.

- Antwon A. Sherman, 36, who is wanted for two counts of delivery of cocaine: 15 to 100 grams.

- Thomas C. Cravens, 42, who is wanted as an armed habitual criminal.

- Tyrone L.T. Anderson, 33, who is wanted for unlawful use of a weapon by a felon.