|Event:|| FF Flash Flood|
|Country:|| IDN Indonesia|
|Date (YMD):|| 2020-5-30|
|Information Source:||the Meteorology, Climatology and Geophysics Agency (BMKG), the Regional Disaster Management Agency (BPBD)|
|Comments:|| A severe weather warning covering the period May-June has been issued by the Meteorology, Climatology and Geophysics Agency (BMKG, Badan Meteorologi, Klimatologi, dan Geofisika) covering several parts of Indonesia, including Aceh, Riau, Riau Islands, Bengkulu, South Sumatra, West Nusa Tenggara, South Sulawesi, and several parts of Kalimantan. The BMKG warning indicated that heavy rain would continue until the end of May 2020 in East Kalimantan, particularly in the northern area where the upstream of Karang Mumus river is located.
In line with this forecast, heavy and intense rain on Thursday to Friday( 21 to 22 May 2020) has submerged 11 villages of eight sub-districts in Samarinda city, East Kalimantan province. In addition to the heavy rainfall, the flooding was triggered by a rise in water level at the Karang Mumus river and Benanga dam. Responding to this event, the mayor of Samarinda city has declared a 14-day emergency response period from 22 May – 4 June 2020.