Two Utahns were dead as the result of a traffic accident Saturday in northern Nevada, authorities said.

Killed:William Argyle, 20, Clover, Tooele County, Utah.

Judy Argyle, 21, Clover, Tooele County, Utah.

The Nevada Highway Patrol said Argyle died in the 10:30 a.m. accident in Elko County. A passenger, Judy Argyle, was taken to University Hospital in Salt Lake City, where she died Saturday at noon, said a nursing supervisor.

Troopers said William Argyle was northbound on N-233 about 19 miles south of Montello when his pickup truck drifted off the road, went into a broadside skid and rolled twice.