M 5.6 Earthquake Strikes 137 km SSE of Oistins, Barbados
Areazine synthesizes this USGS earthquake report directly from USGS's official public data feed. See our methodology for full source attribution and refresh cadence.
A magnitude 5.6 earthquake occurred 137 km SSE of Oistins, Barbados, at a depth of 35 km on May 30, 2026.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on June 8, 2026 and geographically references Barbados. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Earthquakes - determines the monitoring protocol behind it, which shapes what follow-up action (checking for structural damage, watching for aftershocks, reviewing local building codes) is relevant and which agency holds authority over the assessment.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are earthquake, seismic, usgs, Barbados.
What Happened
A M 5.6 mww earthquake struck 137 km SSE of Oistins, Barbados, on 2026-05-30 at 12:47:25 UTC. The event was recorded at latitude 11.9084, longitude -59.1029, with a depth of 35 km. The earthquake was classified as reviewed by USGS.
Location Details
The epicenter was located 137 km south-southeast of Oistins, Barbados, at coordinates 11.9084°N, 59.1029°W. At 35 km depth, this is classified as an intermediate-depth earthquake (20-70 km).
Impact Assessment
The USGS assigned a green alert level with a maximum MMI of 3.194. No tsunami was generated (tsunami flag: 0). No felt reports were recorded.
What You Should Know
Earthquakes of this magnitude can cause noticeable shaking. Residents should follow standard safety procedures during seismic events.
Source
https://earthquake.usgs.gov/earthquakes/eventpage/us7000spkc (USGS)
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this USGS earthquake report: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (862 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to June 8, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.