Right now
The most recent data we hold from BMKG arrived 5 hours ago, and this point is in it.
2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by BMKG today.
It is one of only 3 we have recorded within 20 km of this point since 3 October 2026. One more was recorded here in the fortnight before it.
What the source measured
BMKG reported: Pusat gempa berada di Laut 14 km baratdaya Kodi-Sumba baratdaya · Felt: V Sumba Barat, IV - V Manggarai Barat, IV Kab. Sumba Timur , III-IV Kab. Manggarai
BMKG recorded magnitude 6.1 at a depth of 10 km.
The seismic region given by the source is Pusat gempa berada di Laut 14 km baratdaya Kodi-Sumba baratdaya.
Urban PEI: 49,153 within a heuristic 150 km radius; not unique people.
This is the highest magnitude we have recorded at this point, over 16 readings since 4 October 2026 — the previous range was 5.9 to 6.1.
Nearby, since 3 October 2026
- October 3, 2026 · score 37 · 0.0 km
- October 4, 2026 · score 0 · 7.9 km
How we know
5 recorded sources include BMKG; independence is not established by this count.
Our own score for this event is 37 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Earthquake |
| Severity | High |
| Calamity Score (ours) | 37 / 100 |
| Legacy data-support index | 0.92/1 |
| Coordinates | -9.7000, 118.9200 |
| Nearest City | Tambolaka (46 km) |
| Urban exposure index (PEI) | 49.2K within 150 km |
| Impact Tier | significant |
| Timestamp | 2026-10-03T22:55:52.000Z |
| Source | https://www.bmkg.go.id/tews.html |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: bmkg. Occurrence: 2026-10-03T22:55:52.000Z.
First archived: 2026-10-03T23:21:34.396Z. Material modification: 2026-10-04T04:21:43.380Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-10-04T04:21:43.380Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T04:16:24.802Z · data_change
Index 37 → 35; severity high → medium.
2026-10-04T03:42:43.743Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T03:37:21.834Z · data_change
Index 37 → 35; severity high → medium.
2026-10-04T03:11:10.727Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T03:05:53.224Z · data_change
Index 37 → 35; severity high → medium.
2026-10-04T02:37:00.287Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T02:31:44.233Z · data_change
Index 37 → 35; severity high → medium.
2026-10-04T01:55:36.343Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T01:50:19.593Z · data_change
Index 37 → 35; severity high → medium.
2026-10-04T01:05:07.188Z · data_change
Index 35 → 37; severity medium → high.
2026-10-04T00:59:51.948Z · data_change
Index 37 → 35; severity high → medium.
2026-10-03T23:40:34.713Z · data_change
Index 35 → 37; severity medium → high.
2026-10-03T23:35:14.922Z · data_change
Index 37 → 35; severity high → medium.
6 retained revisions changed source fields this page does not show; the index, severity and version stayed the same.
Score Breakdown
Technical Details
| Mag | 6.1 |
| Depth | 10 |
| Region | Pusat gempa berada di Laut 14 km baratdaya Kodi-Sumba baratdaya |
| TsunamiPotential | false |
| Felt | V Sumba Barat, IV - V Manggarai Barat, IV Kab. Sumba Timur , III-IV Kab. Manggarai |
| Usgs Mag | 5.9 |
| Usgs Depth | 45.95 |
| Usgs Tsunami | false |
| Usgs Felt | 5 |
| Usgs Mmi | 5.15 |
| Usgs Alert | green |
| Usgs Sig | 538 |
| Usgs UsgsIds | ["us6000tzer"] |
| Emsc Mag | 5.9 |
| Emsc Depth | 46 |
| Emsc MagType | mw |
| Emsc Region | SUMBAWA REGION, INDONESIA |
| Emsc Auth | NEIC |
| Emsc SourceId | 2069122 |
| Ingv Mag | 6 |
Safety Information
If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Review the area, threshold and delivery channel in your account.