Observatorio Vulcanológico del Sur del IGP (OVS-IGP) and Observatorio Vulcanológico del INGEMMET (OVI) reported that explosions at Sabancaya averaged 19 per day during 11-17 June.
Hybrid earthquakes were infrequent and low magnitude.
Gas-and-ash plumes rose as high as 1.4 km above the crater rim and drifted 30 km S and SE.
The MIROVA system detected two thermal anomalies, and on 14 June the sulfur dioxide gas flux was high at 4,300 tons/day.
The report noted that the public should not approach the crater within a 12-km radius.
Sources: Instituto Geofísico del Perú (IGP),Instituto Geológico Minero y Metalúrgico (INGEMMET)