Eleven people were injured on Thursday morning when a bus carrying farmworkers collided with a semi-truck on State Route 24 near milepost 53, about 20 miles west of Othello in Grant County, Washington, according to the Washington State Patrol and the Grant County Sheriff's Office.

The crash happened at around 7 a.m. near the intersection of SR 24 and Road 24 Southwest, east of Mattawa, KXLY reported, citing the sheriff's office. Eleven people were taken to hospitals in the Tri-Cities area, and officials had not released the extent of their injuries.

Grant County sheriff's spokesperson Kyle Foreman described a wide range of injuries and estimated that about 15 people were involved in total, The Seattle Times reported. No deaths had been reported in the first hours after the crash.

State Route 24 was fully blocked in both directions at the crash site, the Washington State Department of Transportation reported, and drivers were asked to avoid the area. No estimated reopening time was given in the morning reports.

The Washington State Patrol is investigating what caused the collision. Authorities have not said how the bus and the semi came together, and no blame has been assigned.