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Sri Lanka Dengue Outbreak 2026 - DREF Operational Update (MDRLK024)

Sri Lanka Dengue Outbreak 2026 - DREF Operational Update (MDRLK024)
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Date when the trigger was met 02-06-2026 What happened, where and when? Sri Lanka is facing a signicant dengue outbreak in 2026, fueled by heavy rains, the onset of the southwest monsoon, and widespread ooding since mid-May. Case numbers climbed sharply from 25,082 in early May to nearly 92,854 by

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