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The Mercury News
mercurynews. com > 05/30/2026 > where-a-major-hayward-fault-quake-could-shake-the-bay-area-hardest > amp

Where a major Hayward fault quake could shake the Bay Area hardest

13+ hour, 59+ min ago  (660+ words) The Hayward fault line has not had a major earthquake since 1868, but new simulations designed by Lawrence Livermore National Laboratory and Lawrence Berkeley National Laboratory have found the Bay Area's geography will shape the next "big one," trapping seismic waves…...

The Mercury News
mercurynews. com > 05/25/2026 > quake-california-humboldt-eureka-ferndale-earthquake-seismic-ocean

Minor quake hits California coastal area that's become seismic hot spot

4+ day, 13+ hour ago  (184+ words) A minor earthquake was reported on Monday in the Pacific Ocean near the Northern California coastline, a shaker that produced no reports of damage in an area that's become a seismic hotspot. The quake's magnitude was 3. 2, according to a post…...

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mercurynews. com > 05/01/2026 > earthquake-reno-tahoe

5. 2 earthquake felt in Reno, Tahoe and as far west as Sacramento

4+ week, 1+ day ago  (197+ words) An earthquake of 5. 2 magnitude was widely felt in the Reno and Lake Tahoe areas Friday morning, the U. S. Geological Survey reported. The quake, at 1: 17 a. m. May 1, was centered near Lahontan Reservoir, about 40 miles east of Carson City. It was preceded by a…...

The Mercury News
mercurynews. com > 04/25/2026 > 2-small-earthquakes-strike-saturday-near-san-francisco-zoo

2 small earthquakes strike near San Francisco Zoo

1+ mon, 4+ day ago  (407+ words) Two small earthquakes struck Saturday afternoon near the San Francisco Zoo, according to the United States Geological Service. The first quake, which occurred at 4: 39 p. m. , was a 3. 0 magnitude, the USGS said. Its epicenter was located just under two miles southwest from…...

The Mercury News
mercurynews. com > 04/20/2026 > japan-warns-of-slightly-increased-risk-of-mega-quake-after-a-7-7-magnitude-one

Japan warns of slightly increased risk of mega-quake after a 7. 7-magnitude one

1+ mon, 1+ week ago  (337+ words) The Cabinet Office and the Japan Meteorological Agency said there was a 1% chance for a mega-quake, compared to a 0. 1% chance during normal times, in the next week or so following the powerful quake near the Chishima trough. Officials said the…...

The Mercury News
mercurynews. com > 04/02/2026 > quake-earthquake-usgs-santa-cruz-san-jose-oakland-bay-area-fault

Earthquake jolts several sections of Santa Cruz County and Bay Area

1+ mon, 4+ week ago  (706+ words) BOULDER CREEK " The quake that shook residents awake early Thursday from Fairfield to Soledad and east to Lodi proved to be a "great test" of the state's earthquake-warning alert system, even though those living closest to the epicenter tallied its…...

The Mercury News
mercurynews. com > 02/21/2026 > earthquake-near-sonoma-lake-county-line-revised-to-magnitude-4-3-as-another-aftershock-hits

Earthquake near Sonoma-Lake County line revised to magnitude 4. 3 as another aftershock hits

3+ mon, 1+ week ago  (152+ words) An earthquake with a revised magnitude of 4. 3 struck northern Sonoma County Saturday morning, followed by two smaller aftershocks. The first quake was recorded at 9: 22 a. m. , about 15 miles north/northeast of Healdsburg, and about 3 miles southeast of the unincorporated Lake County area…...

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The Mercury News
mercurynews. com > 02/02/2026 > san-ramon-eight-more-earthquakes-jolt-area-biggest-4-2

Eight more earthquakes jolt San Ramon area. Biggest is 4. 2

3+ mon, 4+ week ago  (221+ words) SAN RAMON " A calm from the recent weeks of shaking ground was interrupted Monday morning when eight more earthquakes struck the Tri-Valley area in less than hour, according to the U. S. Geological Survey. The most violent of the earthquakes was a…...

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The Mercury News
mercurynews. com > 01/30/2026 > earthquake-dublin-san-ramon-swarm-quake-friday

Quake registering magnitude 3. 4 strikes in Dublin

3+ mon, 4+ week ago  (147+ words) DUBLIN " An earthquake with a magnitude of 3. 4 was recorded near the city Friday morning, appearing to continue a swarm of small quakes in the area since late last year. No damage or injuries were immediately reported as a result of…...

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The Mercury News
mercurynews. com > 01/26/2026 > is-the-east-bay-earthquake-swarm-finally-over

Is the East Bay earthquake swarm finally over?

4+ mon, 3+ day ago  (979+ words) The earthquake swarm that has shaken San Ramon for more than two months appears to be over, scientists said Monday. But when it comes to earthquake swarms, nothing is set in stone. Since Nov. 9 there have been 91 earthquakes of magnitude…...

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