Earthquake recorded by both school network stations January 23, 2019 • News On January 22nd, 2019, a local earthquake was recorded by both stations of our school seismology network. Here are the waveforms, after bandpass filtering between 0.2 and 5 Hz. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.