California Earthquake Early Warning System (CEEWS)
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Transcript of California Earthquake Early Warning System (CEEWS)
California Earthquake Early Warning
System
(CEEWS)
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BackgroundSB135 – Padilla
Government Code Section 8587.8
Our Task
•Develop a comprehensive statewide earthquake early warning system in California through a public private partnership.
•Identify funding sources by January 1, 2016
•Must not specify the General Fund as a funding source
•Approved by Governor Brown September 24, 2013
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Goals and Objectives
Goal:
Provide advance notification tens of seconds before shaking•People move to safe zone (under table)•Slow and stop trains (BART, Metrolink)•Isolate hazards (equipment, chemicals)
Today: ShakeMap in 5-10 minutes•Location•Magnitude•Ground shaking
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Objectives(Meets the intent of SB135)
1.Model: The state shall develop an EEW model that represents a public/private partnership, and a cost effective and reliable system.
2.Management: The state shall formalize an EEW organization structure that incorporates existing roles and responsibilities, such as the CISN.
3.Standards: The state shall have an approval mechanism to ensure appropriateness of EEW standards, how they apply to various EEW components, compliance and participation criteria.
4.Education and Training: Cal OES shall convene a group of subject experts and stakeholders to develop and implement California’s EEW education and training.
5.Funding: Cal OES will develop a distributed funding model.
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How will we implement the system?
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Build Upon CISN
Earthquake notification system
•Within Seconds:
Provides detection, magnitude, depth, location and time
•Within 15-30 Minutes:
Provides worldwide earthquake coverage from global partners
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Define the System Scope
= $$$
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Sensors and Telemetry• Requires
– Uniform coverage along fault zones
– Uniform station coverage
– Sustainable 24/7 operations
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When will implementation begin?
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Cost Factors
1. Initial Construction Costs
2. New or upgraded seismic stations & GPS stations
3. Significant field telemetry upgrades
4. Annual Operation and Maintenance
5. Staffing for:
– Implementation and testing
– Operation and user outreach
– Continued Research and Development
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For more information:
MARK R. JOHNSONBranch Chief
Earthquake and Tsunami ProgramGovernor's Office of Emergency Services
“Advance notification occurs with CEEWS”
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