According to Yonhap news agency, citing firefighters, an American-made S-58T helicopter flew around the area to study the forest area and identify possible fires.
“We see that two passengers died in the body of the helicopter, but it is difficult to get to them, because the fire is being extinguished and there is a possibility of additional explosions,” a fire department spokesman said.
Later confirmed the death of five people as a result of the accident.
114 specialists, including emergency services, are working at the scene of the incident, 114 pieces of equipment have been involved.
Earlier it was reported that a helicopter with two passengers on board crashed in the east of South Korea.
On October 1, it became known that at least three people died as a result of the crash of a multi-purpose Eurocopter helicopter of the Mexican Navy in the Centla region in the southeastern state of Tabasco.