Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.

  • Strong and shallow M6.8 earthquake hits Tonga region

    A strong and shallow earthquake registered by the USGS as M6.8 hit Tonga region at 09:00 UTC on November 4, 2017. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.7 at a depth of 10 km (6.2 miles). According to the USGS, the epicenter was…

  • Ambae volcano hazards ahead of rainy season, Vanuatu

    Eruptive activity at Aoba volcano, also known as Ambae, is continuing in the minor eruption state and the Alert Level for the volcano remains at Level 3, the Vanuatu Meteorology and Geohazards Department reported today and warned about hazards around the volcano…

  • The Weekly Volcanic Activity Report: October 25 – 31, 2017

    New/activity unrest was reported for 5 volcanoes between October 25 and 31, 2017. During the same period, ongoing activity was reported for 14 volcanoes. New activity/unrest: Agung, Bali (Indonesia) | Aoba, Vanuatu | Kirishimayama, Kyushu (Japan) | Sarychev Peak,…