Instituto Geofísico del Perú (IGP) reported that seismic activity at Ubinas remained elevated during 1-15 July; volcano-tectonic events averaged 279 per day and long-period events (indicating fluid movement) averaged 116 events per day. Minor bluish emissions rose from the crater. The Alert Level remained at Yellow (on a 4-level scale).
Sources: Instituto Geofísico del Perú (IGP),Instituto Geológico Minero y Metalúrgico (INGEMMET)