First came the fire, then the rain--and finally, the devastating mud. In the wake of the largest wildfire in California's history, the December 2017 Thomas Fire, a powerful storm dumped about five ...
One seismometer is often not enough to reliably detect earthquakes or human activity such as underground nuclear tests.
On January 9, 2018, a rainstorm followed the Thomas fire, creating conditions for deadly mudslides which killed 21 people and destroyed homes in San Ysidro Creek and Montecito. Unlike earthquakes, ...