Share this postDefcon Alerts Threat Monitor6.4 Magnitude Earthquake Hits Port Olry, Vanuatu Copy linkFacebookEmailNotesMoreAdvisories6.4 Magnitude Earthquake Hits Port Olry, Vanuatu No known tsunami warning advisory in affect as a result of the earthquakeDefcon LevelJul 26, 2023∙ Paid1Share this postDefcon Alerts Threat Monitor6.4 Magnitude Earthquake Hits Port Olry, Vanuatu Copy linkFacebookEmailNotesMoreShareA 6.4 magnitude earthquake hit Olry, Vanuatu. Initially, the USGS monitor gauged it as a 6.8 magnitude earthquake, but then later lowered the magnitude to 6.4. There were no known tsunami warnings as a result of the earthquake. This post is for paid subscribersSubscribeAlready a paid subscriber? Sign inPreviousNext