| ethz.ch | Swiss Seismological Service |
| employees.org | Equip for Earthquakes |
| usgs.gov | US Geological Survey - Recent Earthquakes in Hawaii |
| infiltec.com | Infiltec: How To Build An Inexpensive Seismometer - Make Seismograph Kit |
| icivilengineer.com | The Civil Engineering Portal - Earthquake Engineering - Earthquake Damages |
| geocities.com | Geodynamics and Seismicity of Italy |
| gov.bc.ca | Ministry of Energy & Mines - Earthquakes in British Columbia |
| uq.edu.au | Queensland University Advanced Centre for Earthquake Studies (QUAKES) |
| uoa.gr | Seismological Laboratory at the University of Athens |
| usgs.gov | US Geological Survey - Earthquake Search |
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