|Latest quake in the US|
On this site you can find everything you want to now about earthquakes. They also offer software for download. Especially interesting is the map that shows current earthquake data.
View historic seismicity, find past earthquakes that meet your criteria. Various output formats, and links to earthquake details. Get real-time earthquake notifications sent to you on your phone or by email, or subscribe to real-time feeds. Use real-time web services for your own applications. Information by state, and world seismicity maps. Links to earthquake-related information for each state.