US Seismic Systems, Chatsworth, CA, has built and shipped the world’s largest commercial high temperature down-hole fiber-optic seismic array. The 40-level array is designed for monitoring wells that ...
On Maine’s rugged coast, just north of the tourist town of Boothbay, an underground seismometer is listening for earthquakes. Engineers activated it on 26 September, completing the $90-million ...
WE wish to describe methods of locating seismic events by combining data from several arrays. Several workers have determined epicentres using one array. A very rapid, automated location is possible, ...
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