A rollover on Interstate 15 is causing a traffic delay for motorists traveling north on the freeway in St. George. According to the Utah Department of Transportation, the crash occurred at 4:22 p.m. on Tuesday at mile marker 10. The rollover resulted in the closure of two northbound left lanes. Traffic in the area should expect a delay of around five minutes. The estimated clearance time is at about 6:21 p.m., according to UDOT.