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ELECTION 2022: Full coverage | BERKELEY POLICE: Leaked text messages

Posted inNature

Cal prof Joshua Bloom makes earthquake alert kit for $110

Joshua Bloom’s homemade earthquake early warning alarm, in a box from East Bay restaurant Grégoire. Photo: Joshua Bloom Joshua Bloom’s homemade earthquake early warning alarm, in a box from East Bay restaurant Grégoire. Photo: Joshua Bloom When the Napa earthquake struck on Aug. 24, Joshua Bloom had a 5-second warning. That’s because the UC Berkeley astronomy […]

Posted inNature

Sunday’s quake: UC Berkeley scientists gave 10-second warning; a wake-up call for emergency preparedness

Unbeknownst to some, the magnitude 6 Napa County earthquake that woke many people up in Berkeley at 3:20 a.m. on Sunday morning was “predicted” by scientists in our very city with a 10-second warning about the trembler. The alert was issued by the UC Berkeley Seismological Laboratory’s ShakeAlert earthquake early-warning project. The demonstration warning system provided 10 […]

Posted inNature

Berkeley computer mistakenly reports Napa quake

The U.S. Geological Survey says a computer at its Berkeley station erroneously concluded a a magnitude 5 earthquake occurred in Napa (above). Richard Buckmaster, a geophysicist at the agency’s National Earthquake Reporting Center, says officials are trying to determine why the computer generated the “dubious or erroneous” alert Friday, according to an Associated Press report. Such […]