M3.9 Earthquake Near Sumur, Felt in Sumur
BMKG recorded a magnitude 3.9 earthquake at a depth of 28 km at sea, 35 km southwest of Sumur.
SOURCE FACTThe earthquake occurred on 6 Oct 2026, 20:53 WIB (13:53 UTC), centred at -6.90, 105.36. BMKG described the location as “Pusat gempa berada di laut 35 km barat daya Sumur”.
SOURCE FACTAccording to BMKG, shaking was felt in: II-III Sumur (MMI intensity scale).
DERIVEDNearest towns to the epicentre: Labuan (78 km), Pandeglang (106 km), Rangkasbitung (115 km).
RISK CONTEXTAccording to the InaRISK 2020 population grid, about ±131,000 people live within 50 km of the epicentre and ±1,520,000 within 100 km. This shows exposure only; it is not a count of people harmed.
UNKNOWNNo damage or casualty data is available from the sources connected to LERVA.
DERIVEDLERVA updates this story if BMKG revises the earthquake parameters or publishes new data.
Facts and evidence
| Magnitude | SOURCE FACT 3.9BMKG |
|---|---|
| Depth | SOURCE FACT 28 kmBMKG |
| Time | SOURCE FACT 6 Oct 2026, 20:53 WIBBMKG |
| Time (UTC) | SOURCE FACT 2026-10-06T13:53:22.000ZBMKG |
| Coordinates | SOURCE FACT -6.90, 105.36BMKG |
| Region (BMKG text) | SOURCE FACT Pusat gempa berada di laut 35 km barat daya SumurBMKG |
| Potential | SOURCE FACT —BMKG |
| Felt | SOURCE FACT II-III SumurBMKG |
| Nearest towns | DERIVED Labuan 78 km · Pandeglang 106 km · Rangkasbitung 115 kmGeoNames · LERVA |
| Population ≤ 50 / 100 km | DERIVED ±131,000 / ±1,520,000BNPB InaRISK 2020 |
| Damage / casualties | UNKNOWN Unknown— |
- Sources
- 2
- Primary sources
- 1
- Independent sources
- 1
- Agreement
- single source
Last verified: 7 Oct 2026, 13:36 WIB
Source links
Story ID NX-ST-000005 · revision 1 · BREAKING · sha256 dd5f97dcff15dee559f44b1e320bca15f2550ad6721619be0089a80e2333adb4