Three people were arrested by Maine Drug Enforcement Agency personnel Sept. 11 following an investigation into the illegal distribution of heroin and cocaine throughout the Midcoast region.

Stafford Goodman, 27, of Biddeford, was arrested for Class A aggravated trafficking in schedule drugs (heroin and cocaine).

Arrested for Class B trafficking in scheduled drugs (heroin and cocaine) were Lauryn Smith, 20, of Biddeford and Alicia Santamore, 30, of Thomaston.

Maine Drug Enforcement agents from the Mid Coast District Task Force along with officers from the Maine State Police, Thomaston Police Department, Knox County Sheriff’s Office and Rockland Police Department executed a search warrant on Water Street in Thomaston Sept. 11, according to an MDEA press release.

Seized during the search were 21 grams of heroin and 26 grams of cocaine, as well as other items indicative of drug trafficking, police said. The approximate street value of the seized drugs is $10,000.

The investigation is ongoing and other arrests are expected, according to police.

The three charged were taken to Knox County Jail, pending bail.