According to the Washington State Police, the wreck occurred on State Route 302 at milepost 1

Allyn, WA – At least five people were seriously injured in a two-vehicle collision Tuesday afternoon in Mason County.
According to the Washington State Police, the wreck occurred on State Route 302 at milepost 1.
The traffic collision involved a Subaru SUV and Ford truck. Reports revealed that the Subaru failed to negotiate the curve and collided head-on with a truck.
At least five people were transported to the hospital with severe injuries.
No further information regarding the wreck was provided.
An investigation into the crash remains under investigation.