South Korea Detects Two Additional Highly Pathogenic Avian Influenza Outbreaks in Central Farms
Updated (2 articles)
Two New Infections Confirmed at Goesan and Cheonan Layer Farms The Central Disaster Management Headquarters announced detection of highly pathogenic avian influenza at two layer farms on Dec. 17, 2025 [1]. The farms are in Goesan, North Chungcheong Province (≈130 km southeast of Seoul) and Cheonan, South Chungcheong Province (≈90 km south of Seoul) [1]. Both locations are now under investigation as the virus spreads among laying hens [1].
Total Outbreak Count Reaches Fourteen Since Winter Onset The latest cases bring South Korea’s confirmed HPAI tally to fourteen since the cold season began [1]. Cheonan farm has recorded four separate outbreaks since 2020, making it a recurrent hotspot [1]. Earlier detections across other regions illustrate a persistent seasonal pattern of avian flu spread [1].
Authorities Launch Nationwide Quarantine Inspections and Vehicle Monitoring CDMH ordered special quarantine inspections at the affected farms and is tightening monitoring of all vehicles entering and leaving the sites [1]. A comprehensive inspection campaign of laying‑hen operations nationwide will continue through year‑end to curb further transmission [1]. Officials stress rapid response to protect the poultry industry and prevent wider outbreaks [1].
Timeline
Dec 10, 2025 – South Korean authorities confirm two additional highly pathogenic avian influenza infections at a layer chicken farm in Cheonan, South Chungcheong Province, and a farm in Anseong, Gyeonggi Province, raising the season’s total to 10 cases. They launch entry controls, culling, disinfection and intensified monitoring of surrounding farms to block further spread. An agriculture ministry official urges farms to “bolster quarantine measures” across Gyeonggi and South Chungcheong, underscoring the government’s push for stricter biosecurity. [2]
Dec 17, 2025 – South Korea reports two new bird‑flu cases at layer farms in Goesan, North Chungcheong Province (≈130 km SE of Seoul) and Cheonan, South Chungcheong Province (≈90 km S of Seoul), bringing the cold‑season total to 14 infections. The Cheonan site records its fourth outbreak since 2020, highlighting a recurring hotspot. The Central Disaster Management Headquarters conducts special quarantine inspections, tightens vehicle monitoring, and commits to comprehensive nationwide inspections of laying‑hen farms through year‑end to prevent further transmission. [1]