Earthquakes in Western Indian-antarctic Ridge
Right now
The most recent data we hold from USGS arrived 1 minute ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
Reported by USGS 109 days ago.
No stronger detection stands among the 6 recorded within 20 km of this point since 27 May 2026 — 3 others scored the same. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
USGS reported: western Indian-Antarctic Ridge
USGS recorded magnitude 6.0 at a depth of 10 km.
Nearby, since 27 May 2026
- May 27, 2026 · score 24 · 0.0 km
- May 27, 2026 · score 22 · 4.0 km
- May 27, 2026 · score 24 · 4.6 km
How we know
Confirmed by 2 independent sources, including USGS.
Our own score for this event is 24 out of 100, at 63 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Earthquakes |
| Severity | High |
| Calamity Score (ours) | 24 / 100 |
| Our confidence | 63% |
| Coordinates | -50.5213, 139.3037 |
| Nearest City | Hobart (1046 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-27T15:01:11.567Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000snvt |
Score Breakdown
Technical Details
| Mag | 6 |
| Depth | 10 |
| Tsunami | false |
| Mmi | 0 |
| Alert | green |
| Sig | 554 |
| Emsc Mag | 6 |
| Emsc Depth | 10 |
| Emsc MagType | mw |
| Emsc Region | WESTERN INDIAN-ANTARCTIC RIDGE |
| Emsc Auth | NEIC |
| Emsc SourceId | 2001382 |
| MergedSources | [{"id":"emsc_20260527_0000248","source":"emsc","severity":"high","severityValue":60,"timestamp":1779894071567,"latitude":-50.5213,"longitude":139.3037}] |
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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