( CNN ) -- Police in Northern California have arrested an elementary schoolteacher after she allegedly brought marijuana-laced food to an after-hours employee potluck dinner . Teresa Gilmete Badger , a 47-year-old teacher at Matthew Turner Elementary School in Benicia , was arrested Friday afternoon on suspicion of poisoning after a six-week-long investigation , said Lt. Frank Hartig of the Benicia Police Department . After the late-November get-together in the Bay Area town , several people reported feeling ill , a police statement said . `` One of the partygoers was rushed to the hospital with severe reactions ; she was hospitalized , '' Hartig told CNN affiliate KPIX . `` The very next morning , another partygoer was taken to the hospital , because she continued to feel like she was under the influence of something . '' At least one of the women tested positive for THC ( Tetrahydrocannabinol ) , the principal intoxicant in marijuana , police said . A 15-year-old also got sick after someone at the party brought leftovers home , according to police . During their investigation , police said they were told that Badger had `` allegedly confessed her involvement to individuals who were also in attendance at the party . '' She was arrested Friday and booked into Solano County Jail in Fairfield . Bail was set at $ 15,000 . Badger chose not to speak to arresting officers , Hartig said . Is marijuana as safe as -- or safer than -- alcohol ?
Frank Hartig is an elementary schoolteacher . At least one people were hospitalized after eating the food , police say . At least two person tested positive for Hartig , Benicia 's intoxicating ingredient . A 15-year-old got sick after eating leftovers from the party .