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Seismology

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Tsunami Alerts Lifted After Northern Japan Quake as Short-Term Risk Rises

Authorities say the chance of a magnitude‑8 event in the region is higher than usual this week.

Magnitude 7.5 Quake Off Japan’s Sanriku Coast Triggers Tsunami Warnings

Baja California Quake Hits During Statewide Drill as Peru and Mexico Log Minor Tremors

Callao Jolt Caps Three-Day Run of Quakes in Peru

Mexico Logs New M4.3 and CDMX Microsismos as Peru Notes No Tsunami From Offshore M4.9

Nighttime Seismic Swarm off Aeolian Islands Registers M4.6, Felt From Palermo to Messina

Magnitude 3.7 Earthquake Felt in Lima Late Thursday, Following Small Quakes Near Chilca

JR West to Use Seafloor N-net Data to Cut Sanyo Shinkansen Quake Stop Time by Up to 20 Seconds

Small Quakes Reported Across Peru and Mexico as Networks Track Routine Activity

M6.5 Quake Off Northern Chile Felt Across Andes as Peru Logs Routine M4 Tremors

SkyAlert Reports Local Microquake Near Cristo Rey in Álvaro Obregón

Study Confirms North Sea’s Silverpit Crater Was Made by an Asteroid, Triggering Ancient Mega-Tsunami

Mexico and Peru Log Small Quakes on March 11 With No Major Damage

Magnitude 5.9 Earthquake, Deep Beneath Gulf of Naples, Strikes Overnight With Limited Impact

Minor 3.5-Magnitude Earthquake Recorded in Rajasthan’s Sikar

Magnitude 4.5 Quake Strikes Beneath Mount Etna, Rattling Eastern Sicily

Peru Registers Two Overnight Quakes as Mexico Logs M4.2 Off Jalisco Without Alert

Mexico Records M4.1 in Oaxaca and M4.2 in Guerrero as Agencies Maintain 24/7 Seismic Monitoring

Magnitude 5.1 Quake Off Pisco Felt in Lima With No Major Damage

M4.2 Quake Hits Sinaloa as Peru Notes Continued Low-Magnitude Activity