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Indonesia: Flood: 2021/03/29 Country Information on DRR

Period 2021/03/29
Country or District Indonesia
Event Type Flood
Outline On 29 March - 1 April, several flooding and landslide events, triggered by heavy rainfall, occurred mostly in Java, Sumatra, and western Lesser Sunda Islands, Indonesia, resulting in more than 75,000 affected people.
Human Impact Physical Impact Others
BNPB 2021/04/06
Dead: 128
Missing: 72
Affected:2,683 people (1,083 families)
Displaced: 8,424 people (2,019 families)
Affected housing/building units: 1,962

Related Links


AHA Center 2021/04/13
BNPB reported that as many as 509,604 persons were affected by TC 26S (SEROJA), with 11,406 people displaced, 181 deaths, 271 injuries, 45 missing persons while 66,036 houses were reportedly damaged in East Nusa Tenggara and West Nusa Tenggara (as of 12 April).

ECHO 2021/04/08
Meanwhile, the impact across eastern Indonesia and Timor-Leste has increased after the passage of SEROJA. National authorities in Indonesia report 138 fatalities, 61 missing individuals, and up to 1,114 destroyed or damaged houses across East Nusa Tenggara Province.

BNPB 2021/04/06
The total number of people killed is 128 and the total number of people missing reached 72.

AHA Centre 2021/04/05
According to the reports from the BNPB, high intensity rainfall on 30 March, coastal flooding has affected and inundated 12.3K households in Medan City. Meanwhile, the effects of TC 26S (Seroja) in Nusa Tenggara Timur have alarmingly resulted in the deaths of 55 individuals. Data collection is still ongoing but reports already indicate that 10 have been injured, 42 are missing.

Reuters 2021/04/04
Flash floods unleashed by torrential rains killed 41 people on the Indonesian island of Flores on 4 April, Sunday, the disaster management agency BNPB said.

ECHO 2021/04/02
According to reports from AHA Centre, at least 16,381 houses, 21 schools, and 16 places of worship have been destroyed or damaged.

Geographycal Data

UNOSAT 2021/04/10
Preliminary satellite-derived damage assessment in Nusa Tenggara Timur Province, Indonesia (9 April 2021)


Govt. France Int
Map of buildings affected by flash floods at Nelelamadike Village, Ile Boleng Regency, Flores Timur District, Nusa Tenggara Timur Province (16 April 2021)

UNOSAT 2021/04/23
Damage Assessment in NE part of Alak Sub-District, Kota Kupang District, Indonesia as of 21 APRIL 2021

UNOSAT 2021/04/22
Indonesia: Alak Sub-District, Kota Kupang District, Nusa Tenggara Timur Province, Imagery Analysis: 21/04/2021 Published 22/04/2021

Sentinel Asia 2021/04/04
Flood, Landslide in Indonesia on 4 April, 2021