COUNCIL BLUFFS, Iowa (CBS Local) — Police in Iowa seized approximately 1,500 pounds of marijuana during a routine traffic stop on New Year’s Day.

Investigators say Dmitry Borisov, 35, was driving a yellow 2016 Penske moving truck full of 61 cardboard boxes packed with pot.

READ MORE: Stimulus Check Update: Is A Fourth Relief Payment In Your Future?

Officers said they pulled over Borisov on eastbound I-80 in Council Bluffs for speeding, CBS affiliate KMTV reported.

After Borisov was ticketed, a police dog was summoned and sniffed out the pot in the truck.

Police estimate the street value of the marijuana to be about $4.5 million.

MORE NEWS: American Families Plan: What's In It, And How Could It Put Money In Your Pocket?

Borisov, who is from Los Angeles, was booked in the Pottawattamie County Jail suspicion of possession with intent to deliver, among other drug-related charges.