Japan's Shinmoedake Volcano Erupts, Ash Plume Reaches 5,500 Meters

Mount Shinmoedake on Japan's Kyushu Island erupted early on August 28, 2025, sending a towering ash plume 5,500 meters into the atmosphere, marking its most significant eruption since July 3. Authorities have issued warnings for residents and visitors to avoid the area within approximately 3 kilometers of the crater due to risks of large volcanic rocks, pyroclastic flows, and falling cinders, with ashfall reported in multiple nearby cities. The Japan Meteorological Agency and regional observatories emphasized continued volcanic activity and potential hazards such as strong air blasts that could shatter windows. This eruption disrupted local life, recalling similar events in 2018 and earlier years that caused flight cancellations and evacuations. The volcano remains under close monitoring as experts urge vigilance to safeguard communities in the Miyazaki and Kagoshima prefectures. The incident highlights the ongoing volcanic risks in Japan, situated on the Pacific Ring of Fire.