Recent Bulletin Reports

• Cotopaxi  |  Ash emissions, ashfall, and occasional lahars during February-July 2023
• Ol Doinyo Lengai  |  Continued thermal activity at the summit crater during February-July 2023
• Nevado del Ruiz  |  Intermittent gas-and-ash plumes, ashfall events, and seismicity during February-July 2023
• Tofua  |  Thermal anomalies persisted in the Lofia crater during February-July 2023
• Kavachi  |  Variable yellow-green discolored water plumes continued during February-July 2023
• Heard  |  Lava flows and thermal activity persist during February-July 2023
• San Cristobal  |  Strong explosion with an ash plume, pyroclastic flows, and ashfall on 5 July 2023
• Etna  |  Intermittent Strombolian activity, lava flows, and ash plumes during March-June 2023
• Rincon de la Vieja  |  Phreatic eruptions and gas-and-steam plumes persisted during January-June 2023
• Erta Ale  |  Ongoing minor activity at S crater, and a renewed lava lake at the N crater in January 2023
• Tinakula  |  Ongoing intermittent lava flows and thermal anomalies during October 2022-May 2023
• Aira  |  Intermittent explosions, eruption plumes, and ashfall during January-June 2023
• Suwanosejima  |  Frequent eruption plumes, explosions, and incandescent ejecta during January-June 2023