Category: Specific Earthquake Events
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Earthquake Near Fontana: What You Need to Know About the July 31, 2025 Temblor
Estimated reading time: 3 minutes Key Takeaways An earthquake of magnitude 4.4 occurred near Fontana on July 31, 2025, felt in surrounding areas such as Riverside and Lancaster. The USGS recorded this tremor close to Muscoy, with no immediate warning issued despite its moderate strength. This event underscores Southern California’s ongoing seismic risks and the…