Earthquake recording at the Stanford DAS Array with fibers in existing telecomm conduits

Eileen Rose Martin1, Biondo Leonardo Biondi2, Siyuan Yuan2, Steve Cole3 and Martin Horst Karrenbach4, (1)Stanford University, Stanford, CA, United States, (2)Stanford University, Geophysics, Stanford, CA, United States, (3)OptaSense (retired), Chino, CA, United States, (4)OptaSense, Inc, Brea, United States