“It’s 5 minutes before the helicopter enters. The location of the forest fire has been confirmed, and 3,500 liters of water has been discharged.” Around 9:30 pm on the 1st, in the Gangcheon-ri area, Gangcheon-myeon, Yeoju-si, Gyeonggi-do. Five red-hot flames erupted from the sandbank, which was dark all around. The fire, which was burning at 2m intervals with a crackling sound, gained momentum as it was hit by the strong wind. A moment later, a huge helicopter (S-64) appeared with red and green navigation lights flashing at both ends of the fuselage. The 27-meter-long helicopter, which is equivalent to the height of a 9-story apartment building, came down to a height of 40 to 50 meters above the ground, sprayed water toward the fire, and immediately rose up. When the water tank door underneath the helicopter was opened vertically, a stream of water poured out like a curtain. The fire was extinguished in an instant, and a sandbank measuring about 2,500 m2 (about 750 pyeong) was soaked with water. ●Last year, 75% of forest fires were initially extinguished with helicopters. On this day, the Forest Service's Forest Aviation Headquarters conducted night-time forest fire extinguishing training. One S-64, the largest forest fire extinguishing helicopter in the country, was used in the training. This helicopter, first deployed in 2002, was manufactured in the United States and was