M 4.1 Earthquake 31 km NNW of Covelo, CA
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 4.08 ml earthquake occurred 31 km NNW of Covelo, CA on July 5, 2026 at 03:05 UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on August 12, 2026 and geographically references Northern California. 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, California.
What Happened
A magnitude 4.08 ml earthquake struck 31 km NNW of Covelo, CA at 03:05:25 UTC on July 5, 2026 (Unix timestamp 1785889525760). The event was reviewed by USGS and assigned a significance value of 256.
Location Details
The epicenter was located at latitude 40.0285, longitude -123.4432. The depth was 7.52 km, which classifies as shallow (less than 20 km).
Impact Assessment
The earthquake was felt by 1 person, with a reported Community Decimal 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 (M 4.0-4.9) are typically noticeable but cause little to no damage. Residents in the area should be prepared for possible aftershocks.
Source
Original source: USGS Official Notice ↗
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Common questions about this USGS earthquake report.