One man was hurt when three bombs detonated close to the Muang Pattani officers station on Friday evening.
One man was seriously hurt when a bomb went off in a pickup truck close to a fish pier in tambon Bana, causing home destruction and minor injuries. The wounded were taken to Pattani Hospital.
Soon after, two more bombs, both improvised incendiary devices, went down near the first blast webpage. One of them was buried in a garbage can.
The region was kept safe by security personnel.
Authorities were investigating.