A multiple-car pileup was reported on Interstate 94 near County Highway ML near Pleasant Prairie, Wisconsin, and the interstate has been shut down south of the Illinois border. | Photo: Travel Midwest

A major pileup, involving possibly up to 70 cars, on Interstate 94 just north of the Illinois-Wisconsin border is causing major delays and the highway has been shut down.

The incident began around 1:30 p.m. Friday on Interstate 94 near County Highway ML near Pleasant Prairie, Wisconsin.

Illinois State Police said they were contacted by Wisconsin State Patrol to advise of a 15-70 car crash.

The pileup occurred in the northbound, also known as the westbound, lanes of the interstate.

Approximately 10 ambulances were dispatched to the scene from numerous fire departments.

The exact number of victims and vehicles involved was not immediately known.

Illinois State Police troopers responded to the border to assist with traffic control.

Traffic is being diverted off Interstate 94 at both Route 173 and Russell Road.

Traffic maps show heavy traffic on westbound Interstate 94 from the border all the way south to Wadsworth Road in Wadsworth.

[Suggested Article]  Recently-opened business temporarily closed after SUV crashes into building, injuring 1 in Lake in the Hills

Snow and ice causing slick conditions are believed to have contributed to the crash.

This is a developing story. Check back later for updates.