Three individuals have been killed following an accident near the Special Task Force camp along the Puttlam-Anuradhapura road.
An additional seven persons have been seriously injured.
The accident had occurred when a van had collided with a tree protruding from the side of the road.
A three year old child is among those killed.
The vehicle had originated from Kalutara and the group was returning from a pilgrimage to the Madhu Shrine.