Dead Sea Earthquake-Source Scaling Using Masada Deep Borehole Data

Research at the Masada deep borehole (MDBI) reveals critical insights into earthquake source scaling along the Dead Sea rift, leveraging its unique low-noise environment. The study found that small-magnitude earthquakes can be effectively recorded using a triaxial seismometer installed 1256 meters below ground and 1516 meters below sea level. By analyzing P- and S-wave data with a general source relationship model, the team identified key parameters such as corner frequency (f0), which helps in understanding earthquake mechanics. This approach provides valuable data for seismic hazard assessment and further studies on tectonic activity in the region.

Hofstetter, A., Malin, P., & Ben-Avarahm, Z. (2020). Dead Sea Earthquake-Source Scaling Using Masada Deep Borehole Data. Seismological Research Letters, 92(2A), 986–997. https://doi.org/10.1785/0220200224