On 30 July 2026, at approximately 10:42 p.m., a subsidence of the Ngawun River embankment occurred at milepost 25/3 in Laymyethna Township, Hinthada District, Ayeyarwady Region, due to water flowing through a breach in the sand layer beneath the embankment, resulting in flooding. On 1 October 2026, at approximately 9:00 a.m., firefighters from the Ayeyarwady Region Fire Services Department and Laymyethna Township Fire Station, in cooperation with the relevant organizations, carried out silt clearance operations at the Department of Agricultural Mechanization Office in Laymyethna Town, which had been inundated by the floodwaters. They also undertook measures to improve drainage around the market area.