the types of measurements made in the Parkfield Earthquake Prediction Experiment

Write a 75 to 100 word-long paragraph describing one of the types of measurements made in the Parkfield Earthquake Prediction Experiment as listed on the USGS website (Links:https://earthquake.usgs.gov/research/parkfield/instrument_table.php) - The paragraph must contain (1) name of the measurement/instrument, (2) number of instruments deployed in the Parkfield experiment, (3) a description of what was measured and how it is measured, (4) the relationship of the observation/measurement to strain monitoring during the earthquake cycle, (5) how the observed phenomena potentially relates to a subsequent earthquake, and (6) listing of a peer-reviewed research paper related to the observation during the Parkfield Experiment