M 3.6 Earthquake Reported Near Banning, California

Source: USGS · Southern California

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 minor magnitude 3.6 earthquake occurred 4 kilometers south of Banning, California, on Wednesday. The shallow tremor was reported felt by over 140 residents.

What this USGS earthquake report tells you, and what most readers miss

This notice was issued by USGS on April 6, 2026 and geographically references Southern 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, Southern California.

What Happened

A minor earthquake with a magnitude of 3.6 mlr occurred on February 18, 2026, at 6:57 PM UTC (10:57 AM local time). The seismic event was centered 4 kilometers south of Banning, California, at a depth of 13.86 kilometers.

Location Details

The earthquake's epicenter was recorded at coordinates 33.890°N and 116.869°W. The tremor originated at a depth of approximately 13.86 kilometers. Seismologists classify earthquakes at depths of less than 20 kilometers as shallow; these events are often felt more distinctly by those on the surface than deeper quakes of the same magnitude.

Impact Assessment

As of the latest report, the U.S. Geological Survey (USGS) has received 145 "Did You Feel It?" reports from the public. The Modified Mercalli Intensity (MMI) was measured at 3.434, suggesting light shaking in the immediate vicinity. There is no tsunami advisory, watch, or warning associated with this inland event. No specific alert level color was issued in the source data.

What You Should Know

Earthquakes with magnitudes between 2.5 and 3.9 are categorized as minor. While they are routine geological events that are often felt by people near the epicenter, they rarely cause structural damage. Residents are reminded that aftershocks are possible following any seismic activity. During shaking, the recommended safety procedure is to "Drop, Cover, and Hold On."

Source

Data provided by the USGS Earthquake Hazards Program.

Original source: USGS Official Notice ↗

All Earthquakes →

Frequently Asked Questions

Common questions about this USGS earthquake report.

What is this USGS earthquake report about?
A minor magnitude 3.6 earthquake occurred 4 kilometers south of Banning, California, on Wednesday. The shallow tremor was reported felt by over 140 residents.
Which agency issued this alert?
This alert was issued by USGS. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Southern California. Check with USGS for the most current geographic scope.
Where can I find more Earthquakes updates?
Browse the full Earthquakes feed on Areazine at areazine.com/earthquakes/ for the latest updates from USGS and other agencies.