- Description: The Earthquake Meter is a gadget for those who love being prepared before disasters can strike. This meter can track all of the earthquakes happening around the globe within a minute. For everyone's information, seismic waves travel through the earth at 2 or 8 km/s (kilometers per second). It's incredibly fast that is why it's this gadgets job to keep you updated. Information about the different earthquake occurrence are shown such as the time of the event, magnitude, depth, and a map of the area. Maps on the gadget can be chosen between satellite maps, hybrid maps, or maps mode. Refresh for this gadget is set at a default of 10 minutes but you can change it to one minute.