Preparing for damaging earthquakes

Red dots show updated locations and magnitudes of three earthquakes that occurred on or around the Islands of O‘ahu and Maui in late March and early April 2016, as revised by seismologists at the U.S. Geological Survey's Hawaiian Volcano Observatory. The blue dots on and near the Island of Hawai‘i show the locations of small (most were less than magnitude-3) earthquakes that occurred between March 28 and April 14, 2016. USGS map.