M 5.0 Earthquake 23 km NNW of Mianzhu, Deyang, Sichuan, China
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 mb earthquake occurred 23 km NNW of Mianzhu, Deyang, Sichuan, China on July 5, 2026, at 12:23 UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on August 3, 2026 and geographically references Sichuan, China. 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, Sichuan.
What Happened
A magnitude 5.0 mb earthquake struck 23 km NNW of Mianzhu, Deyang, Sichuan, China at 12:23:27 UTC on July 5, 2026 (Unix timestamp 1783263807206). The event was reviewed by the USGS and had a depth of 10 km.
Location Details
The epicenter was located at latitude 31.5223, longitude 104.0978. This places the earthquake 23 km NNW of Mianzhu in Sichuan province, China. A depth of 10 km is considered shallow (less than 20 km).
Impact Assessment
The earthquake was felt by 1 person, with a maximum reported intensity (CDI) of 2.2. No tsunami advisory was issued (tsunami flag: 0) and no alert level was assigned.
What You Should Know
Earthquakes of this magnitude are classified as light and are often felt but rarely cause significant damage. Residents in the area should be prepared for possible aftershocks and follow standard earthquake safety practices such as dropping, covering, and holding on during shaking.
Source
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 (1,033 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to August 3, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.