Five suspects were arrested after a ton of Mexican marijuana was seized from a tractor-trailer in Georgia, authorities in Gwinnett County said Tuesday.

Investigators say the marijuana, a total of 2,462 pounds, was driven from Mexico to the Atlanta area, The Atlanta Journal-Constitution reported. Cpl. David Schiralli, a spokesman for the county police, said the investigation was conducted jointly by Gwinnett County and the U.S. Drug Enforcement Administration.

The arrests were made between July 2 and last Saturday.

Four Georgia men were charged with drug trafficking. They were identified as Edilberto Gijon-Jimenez of Atlanta, Ramon Hernandez-Castro of Norcross, Gilberty Riviera-Alcaraz of Lawrenceville and Jesus Hernandez-Gutierrez of Sugar Hill.

Pedro Mendoza-Lugo of Las Vegas, Nev., was charged with conspiracy.