• Earthquake hot spot
• Earthquake origination point
• Focal point
• Focal point of classic key (9)
• Focal point, as of a quake
• Focus of classic log (9)
• Long story associated with log in earthquake area (9)
• Pierce studied the huge disaster's origin.
• Seismic focal point
• Seismic source
• Seismologist's concern
• Shock wave's origin
• Shock waves' source
• Where some waves originate
• Where the tremor is worst
• Where there's a lotta shakin' goin' on
• Where there's a whole lot of shaking going on
• The point on the Earth's surface directly above the focus of an earthquake
to estimate an epicenter and depth of a seismic event — определять эпицентр и глубину очага сейсмического явления
Епіцентр