Calamity
LowEarthquakesCS: 6 · v5

Earthquakes 161 km N of Caluula, Somalia

SomaliaUSGS

Right now

The most recent data we hold from USGS arrived 2 hours ago, and this point is in it.

One other detection within 20 km in the last 24 hours, 18 km from here.

Reported by USGS today.

It is one of only 3 we have recorded within 20 km of this point since 25 June 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.

What the source measured

USGS reported: 161 km N of Caluula, Somalia

USGS recorded magnitude 4.7 at a depth of 10 km.

Nearby, since 25 June 2026

How we know

3 recorded sources include USGS; independence is not established by this count.

Our own score for this event is 6 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

TypeEarthquakes
SeverityLow
Calamity Score (ours)6 / 100
Legacy data-support index0.72/1
Coordinates13.4261, 50.7581
Nearest CityEl Dibir (191 km)
Urban exposure index (PEI)0 within 30 km
Impact Tierminor
Timestamp2026-09-15T23:46:59.464Z
Sourcehttps://earthquake.usgs.gov/earthquakes/eventpage/us7000thr6

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: usgs. Occurrence: 2026-09-15T23:46:59.464Z.

First archived: 2026-09-16T00:14:14.672Z. Material modification: 2026-09-16T08:25:35.417Z.

Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.

  1. 2026-09-16T09:52:15.249Z · data_change

    Index 6 → 6; severity low → low; version 5 → 5.

  2. 2026-09-16T08:25:35.417Z · data_change

    Index 14 → 6; severity low → low; version 5 → 5.

  3. 2026-09-16T07:42:24.018Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  4. 2026-09-16T07:26:18.371Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  5. 2026-09-16T06:48:38.665Z · data_change

    Index 6 → 14; severity low → low; version 5 → 5.

  6. 2026-09-16T06:43:07.734Z · data_change

    Index 14 → 6; severity low → low; version 5 → 5.

  7. 2026-09-16T06:32:19.079Z · data_change

    Index 6 → 14; severity low → low; version 5 → 5.

  8. 2026-09-16T06:16:13.788Z · data_change

    Index 14 → 6; severity low → low; version 5 → 5.

  9. 2026-09-16T06:10:52.654Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  10. 2026-09-16T05:22:20.979Z · data_change

    Index 6 → 14; severity low → low; version 5 → 5.

  11. 2026-09-16T04:44:38.784Z · data_change

    Index 6 → 6; severity low → low; version 5 → 5.

  12. 2026-09-16T04:33:56.625Z · data_change

    Index 6 → 6; severity low → low; version 5 → 5.

  13. 2026-09-16T04:17:46.151Z · data_change

    Index 14 → 6; severity low → low; version 5 → 5.

  14. 2026-09-16T03:45:18.009Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  15. 2026-09-16T03:39:54.520Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  16. 2026-09-16T03:23:46.039Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  17. 2026-09-16T03:13:00.107Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  18. 2026-09-16T03:07:35.484Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  19. 2026-09-16T02:30:10.321Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

  20. 2026-09-16T01:08:53.976Z · data_change

    Index 14 → 14; severity low → low; version 5 → 5.

Score Breakdown

14
intensity
0
Urban PEI term
0
Scenario weight
7
Recorded reference / batch anomaly

Technical Details

Mag4.7
Depth10
Tsunamifalse
Sig340
Emsc Mag4.7
Emsc Depth10
Emsc MagTypemw
Emsc RegionGULF OF ADEN
Emsc AuthEMSC
Emsc SourceId2060888
Gfz Mag4.74
Gfz Depth10
Gfz MagTypemb
Gfz RegionEastern Gulf of Aden
Usgs Africa Mag4.7
Usgs Africa Depth10
Usgs Africa Sig340
Usgs Africa Tsunamifalse
Usgs Africa Region161 km N of Caluula, Somalia
MergedSources[{"id":"emsc_20260915_0000289","source":"emsc","severity":"low","severityValue":28.200000000000003,"timestamp":1789516019430,"latitude":13.4165,"longitude":50.8146},{"id":"gfz_gfz2026sdjj","source":"gfz","severity":"low","severityValue":28.44,"timestamp":1789516019880,"latitude":13.315,"longitude":50.874},{"id":"usgs_africa_us7000thr6","source":"usgs_africa","severity":"low","severityValue":28.200000000000003,"timestamp":1789516019464,"latitude":13.4261,"longitude":50.7581}]

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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