I was a member of the National Research Council panel charged with the task of analyzing the costs and benefits of improved seismic monitoring (NRC, 2005). The main focus of the report was the Advanced National Seismic System (ANSS), a U.S. Geological Survey program authorized by Congress in 2000 whose implementation has proceeded at an appropriated annual funding level (approximately $4 million) that is about one tenth of the planned level. At this rate, it would take about 50 years to complete the planned implementation of ANSS. The plan for ANSS consists of equal numbers of strong-motion sensors...

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