Right now
The most recent data we hold from BMKG arrived 83 minutes ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
Reported by BMKG today.
It is the 8th strongest of the 47 detections recorded within 20 km of this point since 8 June 2026. The last comparable one was on 13 August 2026.
What the source measured
BMKG reported: 127 km BaratLaut TAHUNA-KEP.SANGIHE-SULUT · Felt: -
BMKG recorded magnitude 5.2 at a depth of 10 km.
The seismic region given by the source is 127 km BaratLaut TAHUNA-KEP.SANGIHE-SULUT.
Nearby, since 8 June 2026
- June 8, 2026 · score 3 · 3.1 km
- June 8, 2026 · score 8 · 5.5 km
- June 11, 2026 · score 13 · 5.5 km
How we know
4 recorded sources include BMKG; independence is not established by this count.
Our own score for this event is 18 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 | Earthquakes |
| Severity | Medium |
| Calamity Score (ours) | 18 / 100 |
| Legacy data-support index | 0.72/1 |
| Coordinates | 4.7400, 125.3000 |
| Nearest City | Glan (121 km) |
| Urban exposure index (PEI) | 0 within 70 km |
| Impact Tier | minor |
| Timestamp | 2026-09-21T23:48:13.000Z |
| 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: 2026-09-21T23:48:13.000Z.
First archived: 2026-09-21T23:57:56.307Z. Material modification: 2026-09-22T00:03:32.355Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-22T00:30:18.118Z · data_change
Index 18 → 18; severity medium → medium; version 5 → 5.
2026-09-22T00:03:32.355Z · data_change
Index 18 → 18; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Mag | 5.2 |
| Depth | 10 |
| Region | 127 km BaratLaut TAHUNA-KEP.SANGIHE-SULUT |
| TsunamiPotential | false |
| Felt | - |
| Usgs Mag | 5.2 |
| Usgs Depth | 10 |
| Usgs Tsunami | false |
| Usgs Sig | 416 |
| Emsc Mag | 5.2 |
| Emsc Depth | 10 |
| Emsc MagType | mb |
| Emsc Region | KEPULAUAN SANGIHE, INDONESIA |
| Emsc Auth | GSRAS |
| Emsc SourceId | 2063651 |
| Gfz Mag | 5.29 |
| Gfz Depth | 10 |
| Gfz MagType | mb |
| Gfz Region | Talaud Islands, Indonesia |
| MergedSources | [{"id":"usgs_us7000tj1s","source":"usgs","severity":"medium","severityValue":41.6,"timestamp":1790034493824,"latitude":4.5722,"longitude":125.3746},{"id":"emsc_20260921_0000420","source":"emsc","severity":"medium","severityValue":41.6,"timestamp":1790034494500,"latitude":4.57,"longitude":125.36},{"id":"gfz_gfz2026soil","source":"gfz","severity":"medium","severityValue":42.32,"timestamp":1790034495070,"latitude":4.539,"longitude":125.488}] |
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.
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