1. CISN: C alifornia I ntegrated S eismic N etwork The Program Management Group (PMG): Doug Given – USGS Pasadena Egill Hauksson - Caltech Peggy Hellweg & Doug Neuhauser – UC Berkeley David Oppenheimer – USGS Menlo Park Tony Shakal – CGS

2. Operate a reliable and robust statewide system to record earthquake ground motions over the relevant range of frequencies and shaking levels Operate a reliable and robust statewide system to record earthquake ground motions over the relevant range of frequencies and shaking levels Rapidly distribute information about earthquakes after their occurrence for emergency response and public information Rapidly distribute information about earthquakes after their occurrence for emergency response and public information Create an easily accessible archive of California earthquake data for engineering and seismological research, including waveform data and derived products Create an easily accessible archive of California earthquake data for engineering and seismological research, including waveform data and derived products Develop new algorithms for analyzing earthquake data and creating new user products by applying the latest research and technological discoveries. Develop new algorithms for analyzing earthquake data and creating new user products by applying the latest research and technological discoveries. CISN Goals (from Strategic Plan)

3. Who is the CISN? Core members Core members USGS (Pasadena & Menlo Park) USGS (Pasadena & Menlo Park) Caltech Caltech UC Berkeley UC Berkeley Calif. Geological Survey (CSMIP) Calif. Geological Survey (CSMIP) Calif. Office of Emergency Services Calif. Office of Emergency Services Participating members (real-time data contributors) Participating members (real-time data contributors) UC San Diego UC San Diego UC Santa Barbara UC Santa Barbara University of Nevada Reno University of Nevada Reno Calif. Dept. of Water Resources Calif. Dept. of Water Resources Lawrence Livermore National Labs Lawrence Livermore National Labs Lawrence Berkeley National Labs Lawrence Berkeley National Labs PG&E PG&E EarthScope - US Array/PBO EarthScope - US Array/PBO Calpine Calpine CalElectric CalElectric

4. CISN is One of the 7 ANSS Regions Inter-Mountain West Hawaii Pacific Northwest California Mid-America Northeast Alaska

5. Stations: New & Upgraded New Permanent Stations 2 New Permanent Stations 2 New Transportable Stations 2 New Transportable Stations 2 Upgraded Stations15 Upgraded Stations15 Newly Telemetered Stations (NSMP) 1 Newly Telemetered Stations (NSMP) 1 Newly Imported Stations Newly Imported Stations Calpine – The Geysers (LBNL)23 Calpine – The Geysers (LBNL)23 PG&E 6 PG&E 6 EarthScope boreholes 5 --- EarthScope boreholes 5 ---54

6. Stations: In Progress Retain 7 US Array sites Retain 7 US Array sites Carrizo Plain (SAFZ) Carrizo Plain (SAFZ) 4 Newly Telemetered CGS (CSMIP) strong motions 4 Newly Telemetered CGS (CSMIP) strong motions Includes fault spanning pair near Wallace Creek (100m separation) Includes fault spanning pair near Wallace Creek (100m separation) Imperial Valley Imperial Valley CalElectric 8-12 stations CalElectric 8-12 stations

7. Software: FY 2007 Accomplishments Northern California center switched from CUSP to CISN software November 29, 2007 Northern California center switched from CUSP to CISN software November 29, 2007 Loaded historic data Loaded historic data Parameters back to 1967 Parameters back to 1967 Waveforms back to 1984 Waveforms back to 1984 Processed backlogs (~15,000 events) Processed backlogs (~15,000 events) San Simeon San Simeon Parkfield Parkfield

8. Whole system SNCL compliant Whole system SNCL compliant Md implemented Md implemented Automatic moment tensors Automatic moment tensors Support of Earthquake Early Warning Support of Earthquake Early Warning Many improvements & bug fixes Many improvements & bug fixes CISN System software adopted by ANSS for distribution to ANSS networks CISN System software adopted by ANSS for distribution to ANSS networks Software: FY 2007 Accomplishments

9. Active Projects Northern California transition to CISN system continuing Northern California transition to CISN system continuing Making system leap-second aware Making system leap-second aware Statewide M L calibration Statewide M L calibration Replace messaging middleware (ActiveMQ) Replace messaging middleware (ActiveMQ) Waveforms to NCESMD in V0 format Waveforms to NCESMD in V0 format Development of StationXML schema Development of StationXML schema Creation of CISN reference system Creation of CISN reference system

10. Thanks