N84 – North Ave
An open pit at the neighbors provides snapshots of the volcanic rocks 3 meters below the surface. One passive-seismic survey collected data to 144 meters, total survey time was 2 hours.
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Passive Seismic Data of the Napa Valley
An open pit at the neighbors provides snapshots of the volcanic rocks 3 meters below the surface. One passive-seismic survey collected data to 144 meters, total survey time was 2 hours.