Panels from top to bottom are the seismic waveform, frequency spectra and frequency distribution, and infrasound waveform, frequency spectra and frequency distribution of the 12:09PM phreatic eruption at Pinatubo Crater today, 30 November 2021, recorded by the station PDMZ in Sapang Uwak, Porac, Pampanga, 12 kilometers east of Pinatubo Crater.