Indonesia, M6.1 Earthquake in Sumba Barat Daya (East Nusa Tenggara)
Oct 04, 2026 05:55
Oct 04, 2026 05:55
Location
Coordinate:
-9.7, 118.92
Administrative:
Nusa Tenggara Timur, Indonesia
Affected Area:
Nusa Tenggara Timur
Hazard
Main : Earthquake
Secondary : -
Description
➢ Chronology:An earthquake occurred with the following preliminary parameters:
Magnitude: 6.1
Date: 4 October 2026
Time: 05:55:52 WIB
Latitude: 9.70°S
Longitude: 118.92°E
Depth: 10 km
Epicentre: Offshore
Tsunami Potential: No tsunami potential
➢ Aftershock I
Magnitude: 5.9
Date: 4 October 2026
Time: 05:55:52 WIB
Latitude: 9.84°S
Longitude: 118.90°E
Depth: 30 km
Epicentre: Offshore
Tsunami Potential: No tsunami potential
On Sunday, 4 October 2026, at 06:55:52 WITA, an earthquake was felt across Sumba and surrounding areas. Based on the initial information received, the earthquake had a magnitude of 6.1, with the epicentre located in the Kodi area, Southwest Sumba Regency, East Nusa Tenggara.
The impacts of the earthquake are still being assessed. As of the issuance of this report, information regarding casualties, damage to buildings, and damage to public facilities is still being monitored.
Conditions During the Earthquake
1. Southwest Sumba Regency
The earthquake was strongly felt for approximately 1 minute.
Some residents felt the earthquake, but there was no panic.
The Southwest Sumba Regency BPBD is monitoring post-earthquake conditions.
2. West Sumba Regency
The earthquake was strongly felt for approximately 1 minute.
Some residents who felt the earthquake rushed out of their houses. The situation subsequently returned to normal.
The West Sumba Regency BPBD is monitoring post-earthquake conditions.
➢ Location
14 km southwest of Kodi, Southwest Sumba, East Nusa Tenggara
44 km southwest of Tambolaka, East Nusa Tenggara
51 km northwest of Wanokaka, East Nusa Tenggara
337 km southeast of Mataram, West Nusa Tenggara
1,400 km southeast of Jakarta, Indonesia
The ASEAN Disaster Information Network (ADINet) is a repository of information concerning hazards and disasters that have happened in the region. The platform is open for public, which means that the public can submit information about any hazard and disaster to the AHA Centre. Thereafter, the AHA Centre will verify and validate any submitted information to ensure the accuracy of the data inputs. The AHA Centre can also add new information when relevant and as necessary. ADINet has been recording disaster information in the region since the AHA Centre was operational in 2012.