Observatorio Vulcanológico del Sur del IGP (OVS-IGP) and Observatorio Vulcanológico del INGEMMET (OVI) reported that explosive activity at Sabancaya increased compared to the previous week; there was an average of 66 explosions recorded per day during 6-12 November.
Seismicity was dominated by long-period events, with signals indicating emissions.
Gas-and-ash plumes rose 4 km above the crater rim and drifted 50 km NE, E, and SE.
The MIROVA system detected six thermal anomalies.
The sulfur dioxide flux was high, at 2,763 tons per day on 8 November.
The report noted that the public should not to approach the crater within a 12-km radius.
Sources: Instituto Geofísico del Perú (IGP),Instituto Geológico Minero y Metalúrgico (INGEMMET)