M 5.0 Earthquake Hits 144 km East of Modisi, Indonesia
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 5.0 earthquake occurred 144 km east of Modisi, Indonesia, at a depth of 30.56 km, with no tsunami advisory issued.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 18, 2026 and geographically references Eastern Indonesia. 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, Indonesia.
A moderate earthquake struck near Indonesia, as reported by the USGS. Below is a detailed account based on available data.
What Happened
An earthquake with a magnitude of 5.0 mb occurred on July 28, 2026, at 03:44:56 UTC (equivalent to the provided timestamp). The event took place 144 km east of Modisi, Indonesia, at a depth of 30.56 km.
Location Details
The earthquake was centered 144 km east of Modisi, Indonesia, with coordinates at latitude 0.213 and longitude 125.7153. At a depth of 30.56 km, this is considered an intermediate-depth earthquake (between 20-70 km), which can allow seismic waves to travel farther and potentially be felt over a wider area compared to shallower events.
Impact Assessment
No felt reports were available from the source data. There was no tsunami advisory issued, and no alert level was specified.
What You Should Know
This moderate earthquake (magnitude 5.0) may be felt by people near the epicenter and could potentially cause damage to poorly constructed buildings. Aftershocks are possible following such events, though specifics cannot be predicted. For safety, if shaking is felt, individuals should follow standard procedures like dropping to the ground, covering under sturdy furniture, and holding on until the shaking stops.
Source
This information is sourced from the USGS. For more details, visit: [https://earthquake.usgs.gov/earthquakes/eventpage/us6000sr3p]
Original source: USGS Official Notice ↗
Related Earthquakes
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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 (1,431 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to April 18, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.