Right now
The most recent data we hold from BMKG arrived 6 hours ago, and this point is in it.
One other detection within 20 km in the last 24 hours, <1 km from here.
Reported by BMKG today.
It is one of only 3 we have recorded within 20 km of this point since 9 September 2026. The last comparable one was on 9 September 2026. 2 more were recorded here in the fortnight before it.
What the source measured
BMKG reported: Pusat gempa berada di laut 33 km timur laur Sarmi · Felt: III Sarmi
BMKG recorded magnitude 5.1 at a depth of 10 km.
The seismic region given by the source is Pusat gempa berada di laut 33 km timur laur Sarmi.
Nearby, since 9 September 2026
- September 9, 2026 · score 0 · 19.9 km
How we know
4 recorded sources include BMKG; independence is not established by this count.
Our own score for this event is 17 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) | 17 / 100 |
| Legacy data-support index | 0.72/1 |
| Coordinates | -1.6000, 138.8800 |
| Nearest City | Sentani (211 km) |
| Urban exposure index (PEI) | 0 within 70 km |
| Impact Tier | minor |
| Timestamp | 2026-09-19T04:18:36.000Z |
| 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: 2026-09-19T04:18:36.000Z.
First archived: 2026-09-19T04:48:06.840Z. Material modification: 2026-09-19T15:28:17.353Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-19T15:28:17.353Z · data_change
Index 17 → 17; severity medium → medium; version 5 → 5.
2026-09-19T15:22:57.277Z · data_change
Index 17 → 17; severity medium → medium; version 5 → 5.
2026-09-19T06:08:49.572Z · data_change
Index 17 → 17; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Mag | 5.1 |
| Depth | 10 |
| Region | Pusat gempa berada di laut 33 km timur laur Sarmi |
| TsunamiPotential | false |
| Felt | III Sarmi |
| 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 | NEAR N COAST OF PAPUA, INDONESIA |
| Emsc Auth | NEIC |
| Emsc SourceId | 2062361 |
| Gfz Mag | 5.3 |
| Gfz Depth | 10 |
| Gfz MagType | mb |
| Gfz Region | Near North Coast of West Papua |
| MergedSources | [{"id":"usgs_us7000tih8","source":"usgs","severity":"medium","severityValue":41.6,"timestamp":1789791515318,"latitude":-1.8561,"longitude":138.8882},{"id":"emsc_20260919_0000042","source":"emsc","severity":"medium","severityValue":41.6,"timestamp":1789791515318,"latitude":-1.8561,"longitude":138.8882},{"id":"gfz_gfz2026sjev","source":"gfz","severity":"medium","severityValue":42.4,"timestamp":1789791516220,"latitude":-1.827,"longitude":138.695}] |
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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