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South Korea Declares Disaster Zones After Once-in-a-Century Monsoon Floods

President Lee has mobilised a multi-agency recovery operation with flood warnings lifted ahead of a forecast heat wave next week

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A village, devastated by a landslide caused by heavy rains, in the southern county of Sancheong is seen on July 20, 2025. (Yonhap)
A village, devastated by a landslide caused by heavy rains, in the southern county of Sancheong is seen on July 20, 2025. (Yonhap)
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Overview

  • At least 14 people have died and 12 remain missing after five days of record rainfall that delivered up to 800 millimetres in southern provinces
  • Authorities report around 3,840 evacuees with local assessments suggesting the total could near 10,000 as flash floods and landslides spread
  • More than 2,000 public buildings were damaged and roads and power lines were rendered inoperable by floods and slope failures in South Chungcheong, South Jeolla and South Gyeongsang Sancheong county recorded eight fatalities and six unaccounted for when landslides destroyed homes while Gapyeong logged two deaths and four missing in flash floods
  • Forecasters predict a severe heat wave next week that may compound challenges for displaced residents and relief workers