Tsunami Alert Issued Following Mount Ruang Eruption, Indonesia

At approximately 2340 EST on April 16th, 2024, 838 residents had to be evacuated from the Sitaro Islands Regency, North Sulawesi, Indonesia after Mount Ruang began the early stages of a full-scale eruption.

By 0940 EST on April 17th, 2024, a plume of volcanic ash had shot upwards more than 3,000 meters. A level III Alert has been issued as incandescent lava continues to avalanche down the slopes of the mountain.

By 1000 EST this morning, the Japan Meteorological Agency announced it was assessing the risk of tsunamis to Okinawa with a possible expected arrival of around 2300L and an unknown maximum m wave height.

Ruang is the southernmost stratovolcano in the Sangihe Islands arc. It comprises an island 4 × 5 km wide. The summit contains a partial lava dome and reaches some 725 meters (2,379 ft) in altitude. The first recorded eruption was in 1808 then another in 1871 which leveled a village on nearby Tagulandang.

This is developing.