Urban telecom fiber Distributed Acoustic Sensing (DAS) in Zurich, Switzerland, along the Limmat river (~800m long SM fiber provided by Wasserversorgung Zürich). Recording of earthquakes (>M5.0) collected in between 1st of February to 9th of February (11am), using 20 m channel spacing and 100 Hz. For the IRIS initiative to collect global DAS data in February of 2023.