- A new earthquake of 5.5 M at a depth of 7.7 km occurred on 13 April at 02.24 UTC (08.54 local time) in the Mandalay region of central Myanmar. The epicentre was located about 34 km north-northeast of Meiktila city and 78 km south of Mandalay city, which was one of the most affected cities that was hit by the 7.7 M earthquake on 28 March.
- The United States Geological Survey (USGS) PAGER estimates that up to 86,000 people were exposed to severe shaking, while 631,000 were exposed to strong and very strong shaking.
- According to the AHA Centre, as of 12 April, the death toll continues to rise in both Myanmar and Thailand. In Myanmar, there are 3,648 fatalities, 134 missing people, and 4,817 injured people, with approximately 200,000 displaced, of whom 42,118 are in 134 temporary shelters. 3.5 million people were already displaced before the 28 March earthquake struck.
- In Thailand, 42 people have died and 38 others have been injured.
- OCHA Myanmar, the WHO, and the UNEP/OCHA Joint Environment Unit have requested assistance from the Union Civil Protection Mechanism (UCPM). Six EU Member States have offered shelter and medical items.
- On 28 March, Copernicus EMS On-Demand Rapid Mapping Service was requested to provide damage assessment emergency mapping (EMSR798). So far, 79 maps have been produced.
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