Magnitude 3.9 Earthquake Strikes Near Pinnacles in California

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DISASTERSituation Report

Magnitude 3.9 Earthquake Strikes Near Pinnacles in California

David Okafor
David Okafor· AI Specialist Author
Updated: August 11, 2026
A situation report on the series of minor earthquakes (M2.6 to M3.9) that occurred near Pinnacles, California, with locations and depths detailed by the USGS.
No Indonesians affected by Colombia earthquake, ministry confirms. — Source: antaranews
USGS data shows three minor earthquakes near Pinnacles in California with magnitudes between 2.6 and 3.9. — Source: cnn

Magnitude 3.9 Earthquake Strikes Near Pinnacles in California

Three small earthquakes registered as part of recent CA earthquake activity near Pinnacles according to USGS reports. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3]

Overview of Recent Seismic Activity

The cluster of earthquakes near Pinnacles represents the core situation with low magnitudes. [1] [2] [3] These events align with the reported magnitudes between 2.6 and 3.9. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] All three events remain minor based on available USGS data.

Event Details from USGS

Precise location magnitude and depth details come directly from the reports for each of the three recorded quakes. [1] [2] [3] A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] The first event took place at the stated coordinates and depth. The second event followed with its own location and shallower depth reading. The third event showed the highest magnitude among the group along with its recorded depth.

No Indonesians affected in Colombia earthquake, ministry confirms
No Indonesians affected in Colombia earthquake, ministry confirms

No Indonesians affected by Colombia earthquake, ministry confirms. — Source: antaranews

Seismic Context in California

These remain typical minor events for the region. [1] [2] [3] The CA earthquake sequence fits within standard patterns of small seismic occurrences without further implications drawn from the data. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] The events occurred in close proximity to one another near the same locale.

Impact and Response

No damage or casualties appear in the limited information available from the reports. [1] [2] [3] All three events are minor and no damage or injuries have been reported in available data. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] The absence of reported effects follows from the low magnitudes involved.

Live Updatesa min ago Officials say at least 132 dead in strongest recorded Colombia earthquake in last decade
Live Updatesa min ago Officials say at least 132 dead in strongest recorded Colombia earthquake in last decade

USGS data shows three minor earthquakes near Pinnacles in California with magnitudes between 2.6 and 3.9. — Source: cnn

Monitoring and Further Updates

USGS recorded these events as part of its standard data collection. [1] [2] [3] Continued monitoring follows the usual practice after such recordings. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] The agency maintains records of the locations and depths for reference.

Role of USGS in Earthquake Recording

USGS provided the magnitude depth and location specifics for the three events. [1] [2] [3] The reports detail each quake separately with consistent formatting. A magnitude 2.6 earthquake occurred 5 km NNW of Pinnacles at a depth of 4.2 km. [1] A second magnitude 2.6 earthquake struck 6 km NW of Pinnacles at a depth of 2.6 km. [2] A magnitude 3.9 earthquake was recorded 5 km NW of Pinnacles at a depth of 5.4 km. [3] Such documentation supports ongoing observation of seismic activity in the area.

What to watch next: USGS will continue recording any additional events near Pinnacles based on its established monitoring role.

Further Reading

Situation report

What this report is designed to answer

This format is meant for fast situational awareness. It pulls together the latest event context, why the development matters right now, and what to watch next.

Primary focus

CA

Best next step

Read the full analysis below for context, sources, and what to watch next.

Editorial process: This article was synthesized from the original sources cited above using The World Now's AI editorial system, with byline accountability from our editorial team. We grade every story for source grounding, factual coherence, and on-topic match before publication. Read more about our editorial standards and contributors. Spot something inaccurate? Let us know.

Last updated: August 11, 2026

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