For the second time in four months, a false-alarm alert about an earthquake was triggered in Northern California, and this was actually multiple alerts, but this time there thankfully were no loud alarms on cellphones rattling Bay Area residents awake.
The US Geological Survey has some questions to answer about a series of false alerts that were somehow triggered on its automated earthquake detection system Monday night in multiple locations. As the Chronicle reports, these included two off-shore earthquakes west of the Bay Area, as well as locations near Bonny Doon in Santa Cruz County, near Point Reyes, near Yreka, and near Shaver Lake in Fresno County.
The false alerts were for quakes ranging in size from 3.2M to 3.8M…