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29 May, 03:38 AM PDT

A mild earthquake was recorded with epicenter located about 16 miles W of Truckee, CA. The Moment Magnitude (Mw) for this event is 4.0. The maximum intensity for this earthquake was IV. See the Instrumental Intensity map and the Community Internet Intensity map.

16 May, 03:39 AM PDT

A major earthquake was recorded with epicenter located about 6,100 miles SW of Berkeley in the Kermadec Islands region. The Moment Magnitude (Mw) for this event is 7.4. See the NEIC Summary for this earthqake for more information.

14 May, 10:26 AM PDT

A mild earthquake was recorded with epicenter located off of the Central California coast about 19 miles W of San Simeon, CA. The Local Magnitude (ML) for this event is 3.5. The maximum intensity for this earthquake was I. See the Instrumental Intensity map .

12 May, 03:37 and 03:38 AM PDT

Two moderate earthquakes located about 1 mile NNW of The Geysers, CA. The Local Magnitudes (ML) for these events are 4.4 amd 4.2. The Moment Magnitude (Mw) for the first event is also 4.4. The 3-component velocity record from BKS shows the relative size and time relationship between the events. The maximum intensity for the larger earthquake was V. See the Instrumental Intensity map and the Community Internet Intensity map.

3 May, 08:26 AM PDT

A major earthquake was recorded with epicenter located about 5,300 miles SW of Berkeley in the Tonga Islands. The Moment Magnitude (Mw) for this event is 7.9. See the NEIC Summary for more details.