ANSS and the CISN Organizing, modernizing, and standardizing national, regional and urban earthquake seismic monitoring David Oppenheimer Presented to CISN Steering and Advisory Committees at Caltech, 27 September 2007

ANSS Performance Standards

ANSS Performance Standards (cont)

CISN Software ANSS endorsed CISN Software for RSNs –Meets Performance Standards –Open Source –Freely available USGS support for contractor to –Prepare documentation –Produce release package –Improve software version repository HVO probably first 2 nd quarter 2008 UU, UW, NM, LD by end of 2008

INV Endorsed by ANSS for use at RSNs Generates station response metadata –Data-less SEED –Required for CISN software (and therefore all RSNs) Tracks hardware inventory Maintains station response history Will generate Station XML CISN has solved problem already

Continuous Waveform Archive Facility Support seismological research Contract likely to be awarded in FY08 SOW is in preparation based on review of Requirements document Will impact CISN –NCEDC performs continuous archiving –SCEDC does not (yet) –Resource intensive