M7.7 Indonesia Quake Triggers 13,000 Aftershocks in Flores Amid Earthquakes Today

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M7.7 Indonesia Quake Triggers 13,000 Aftershocks in Flores Amid Earthquakes Today

Priya Sharma
Priya Sharma· AI Specialist Author
Updated: September 9, 2026
Global earthquakes today include a major M7.7 event in Indonesia with thousands of aftershocks, ongoing relief in Flores, a Japanese crowdfunding drive for Kumamoto temporary housing, and smaller tremors in Tonga and California.
Baznas distributes clean water to earthquake survivors in Flores. — Source: antaranews

M7.7 Indonesia Quake Triggers 13,000 Aftershocks in Flores Amid Earthquakes Today

Multiple earthquakes struck various global locations in recent days, including a magnitude 7.7 temblor that hit Flores Island in Indonesia on August 15, 2026, triggering ongoing aftershocks, relief efforts, and damage assessments amid earthquakes today.

Major Quake Strikes Flores Island

A magnitude 7.7 earthquake struck several districts across Flores Island on August 15, 2026, killing six people, injuring others, and damaging thousands of homes in East Nusa Tenggara (NTT). [5] The Indonesian government promptly launched disaster relief operations after the magnitude 7.7 earthquake struck several districts across Flores Island on Aug. 15, with President Prabowo Subianto immediately dispatching senior officials to NTT. [4] Coordinating Minister for Human Development and Culture Pratikno said in Manggarai District on Aug. 17 that officials had been in NTT since day one to assess the situation and discuss ways to accelerate recovery efforts. [4] Six people died and several others were injured in the magnitude 7.7 earthquake that struck on August 15, 2026. [5]

Declining Yet Persistent Aftershocks

East Nusa Tenggara (NTT) Governor Melki Laka Lena said aftershock activity in Flores was declining but warned residents to remain alert to possible earthquakes in the coming weeks. [5] The Meteorology, Climatology, and Geophysics Agency (BMKG) reported that as of Tuesday (September 5), there had been around 13,000 aftershocks, 177 of which were felt by residents. [5] The activity is indeed showing a declining trend, but it remains fluctuating. [5] BMKG estimates that aftershocks may continue for the next three to four weeks, requiring residents to remain vigilant and authorities to maintain a high level of preparedness. [5] The governor also urged the central government to continue addressing the needs of survivors, particularly as September and October approach the peak of the dry season, which could affect conditions at evacuation posts. [5]

Indonesia's Baznas provides clean water to quake survivors in Flores
Indonesia's Baznas provides clean water to quake survivors in Flores

Baznas distributes clean water to earthquake survivors in Flores. — Source: antaranews

Damage Assessment and Relocation Plans

Authorities were continuing to collect data on damaged homes and affected communities to ensure government assistance and response measures were properly targeted. [5] To date, 3,042 damaged houses have been recorded, while data for another 1,252 houses are still being entered, and approximately 2,808 houses remain in the data collection stage. [5] The verification team, which has received training from the National Disaster Mitigation Agency (BNPB), ensures that all data on damage and affected communities can be properly verified. [5] He expects the next verification process to be completed next week, allowing the government to immediately determine response measures based on the validated data. [5] Furthermore, residents whose homes were severely damaged will be relocated to temporary shelters as part of efforts to address the housing needs of earthquake survivors. [5] Sikka District Head Juventus Prima Yoris Kago expressed appreciation for the NTT governor's presence in Maumere and the provincial government's support in assisting communities affected by the earthquake. [5] Kago said the number of evacuees in Sikka District continued to decline, with 925 families currently registered across several areas, including Palue, Kangae, and Nita sub-districts. [5]

Humanitarian Aid in East Nusa Tenggara

Indonesia's National Alms Agency (Baznas) has stepped up its contribution to ongoing disaster relief efforts in earthquake-hit East Nusa Tenggara (NTT) by distributing clean water to survivors in East Flores District. [4] Idy Muzayyad, Baznas' head of distribution, utilization, and empowerment, said the distribution of clean water was part of efforts to ensure that quake-hit residents could meet their basic needs amid the hardship. [4] Baznas remains committed to providing humanitarian assistance to people affected by disasters, with relief efforts tailored to survivors' actual needs. [4] In addition to expanding access to clean water, the philanthropic agency has been involved in distributing food and other logistical supplies, setting up public kitchens, providing health services, and constructing emergency mosques. [4] Baznas Head Sodik Mudjahid said on Aug. 19 that the agency had launched relief missions focused on distributing food and other essential supplies, setting up evacuation tents, providing medical services, and helping restore schools, mosques, and sanitation facilities. [4] Baznas had begun constructing three makeshift mosques as temporary replacements for damaged places of worship in NTT, with two intended for quake-hit Muslim communities in two villages in Nagekeo District and the third for residents in East Manggarai District. [4]

Additional Global Seismic Activity Amid Earthquakes Today

A magnitude 4.7 earthquake struck at a depth of 10.0 km and was located 139 km NNE of Hihifo, Tonga. [1] A magnitude 2.5 earthquake struck at a depth of 8.0 km and was located 28 km WSW of Olancha, CA. [2]

What to watch next: BMKG estimates that aftershocks may continue for the next three to four weeks, requiring residents to remain vigilant and authorities to maintain a high level of preparedness, while verification of damage data is expected to finish next week. [5]

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Last updated: September 9, 2026

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