February, 2012 NTHMP Warning Coordination Subcommittee Meeting

Agenda Introductions Action Item Review Exercises NTHMP Post-event Assessments TWC Products TWC Procedures NTHMP Measures and Milestones WCS Core Membership

Action Item Review Tsunami Amplitude terminology –IOC PTWS User’s Guide Definition: Tsunami Height: Amplitude from predicted tide level to the crest of the maximum wave. EAS Activation for Tsunami Warnings

Exercises West coast communications test –Move from Sept. to March in 2014? March, 2012 live code tests Sept., 2012 west coast EAS test 2014 USGS Exercise 2013 National Exercises – Date? Exercises –Pacifex/ Lantex/ PacWave Plans

Lantex12 Two separate options –GOM slide –Atlantic slide

Pacifex12 Similar to 1964 event KMZ overlays available Handbook at WCATWC web site

Post-warning effectiveness survey Utilized 3 times in 2011 –Japan Tsunami –June Aleutian Warning –September Aleutian Warning –Three Reports Available on NTHMP web site

Post-warning effectiveness survey Results –¾ Japan event responses from WA –20-40% of responders had rec’d large amt. of training –55-75% had been involved with tsunami warning –Almost all knew the correct TWC for their area –Most trusted dissem. systems – NWR - EAS –State – Local News –Least trusted – National News –Understanding of tsunamis – generally very good –Have safe shelter or area – 47 to 100%

Post-warning effectiveness survey Results –How rec’d warning 1. 2.Web Sites 3.State system 4.Local News 5.National News 6.EAS 7.NWR 8.LETS 9.FAX 10.NAWAS 11.Other 12.CISN 13.EMWIN

Post-warning effectiveness survey Results –Was risk to community Clear? Yes59% No 10% Do Not Know 31% –Was warning Timely? Yes59% No10% Do Not Know31% –Was information updated regularly? Yes56% No13% Do Not Know31%

Post-warning effectiveness survey Results –Was information clear and concise? Yes57% No 12% Do Not Know 31% –Did warning give proper response guidance? Yes50% No9% Do Not Know41% –Did being TsunamiReady help response? Yes81% No2% Do Not Know/NA17%

Post-warning effectiveness survey Lessons Learned –Need better participation! –Update questions Group as laid out in report Change “trust” points with categories as in report Don’t allow answers if question doesn’t pertain. Use Survey Monkey? –Report Writing

Tsunami Products Last year’s updates Product Improvement Team Tsunami Travel Times… Include in TIS? Estimate of length of danger time Tsunami Local Statement PTWC Domestic Product update Inundation Map and Currents UpdateInundation Map

Forecast/Observation Table MEASUREMENTS AND/OR FORECASTS OF TSUNAMI ACTIVITY SITE LAT LON ARRIVAL TIME FCST AMP OBS AMP CANADA HALIFAX-NS 44.7N 63.6W 2018EDT JUL F/2.0M 6.8F/2.1M LOCKEPORT-NS 43.7N 65.1W 2244ADT JUL F/1.0M NEW YORK MONTAUK 41.1N 72.0W 2150EDT JUL F/0.4M VIRGINIA VIRGINIA BCH 36.9N 76.0W 2150EDT JUL F/0.5M LAT – LATITUDE/ N-NORTH, S-SOUTH/ LON – LONGITUDE/ E-EAST, W-WEST/ ARRIVAL TIME – EXPECTED TIME OF INITIAL TSUNAMI ARRIVAL FCST AMP – FORECAST TSUNAMI AMPLITUDE ABOVE AMBIENT SEA LEVEL. OBS AMP – OBSERVED TSUNAMI AMPLITUDE ABOVE AMBIENT SEA LEVEL. IT IS...NOT... CREST-TO-TROUGH WAVE HEIGHT. VALUES ARE GIVEN IN BOTH METERS/M/ AND FEET/F/.

Tsunami Procedures Tsunami Information Statements –When to Issue? Major Warning level of Alert

WCS Milestone Status NTHMP strategic plan WCS items –Annual table top exercise by 2010 DONE –Develop decision support tools for emergency responders by 2013 ONGOING WITH WEB SITE DEVELOPMENT PROVIDE DIRECT DECISION SUPPORT FROM TWCs TO PRIMARY CUSTOMERS DURING EVENT

WCS Milestone Status NTHMP strategic plan WCS items –All states with high/very high hazard create high-level structure to address tsunami response by 2012 Hawaii – Tsunami Technical Review Committee California – Tsunami Steering Committee Oregon - Yes Washington – State/Local Working Group Alaska Puerto Rico – Tsunami Technical Review Committee USVI - ??? American Samoa Guam

WCS Milestone Status NTHMP strategic plan WCS items –Increase percentage of monthly TWC comms test responses to 90% by % OVERALL IN 2011 –Conduct annual E2E comms test of the TWS LIVE CODE TESTS CONDUCTED IN THREE STATES/TERR. PRESENTLY –Develop post-event review process by 2009 SURVEYS DEVELOPED BY WCS MEMBERS IN 2009 IMPLEMENTATION PLAN DEVELOPED

WCS Milestone Status NTHMP strategic plan WCS items –Conduct post-event reviews within one year of a tsunami warning THREE SURVEYS CONDUCTED IN 2011 –Develop inventory of local warning dissemination capabilities by 2010 INCLUDED IN MES SURVEY –Develop inventory of local warning reception capabilities by 2010 INCLUDED IN MES SURVEY

WCS Milestone Status NTHMP strategic plan generic items –Annually increase to baseline developed above by 10%. TRACK WITH SEMI ANNUAL REPORTS –Complete 90% of action items from subcommittee meetings CLOSE THIS YEAR – 89% –Conduct one in-person meeting per year MEET AGAIN DURING NEXT ANNUAL MEETING –Revise Terms of Reference to implement Strat. Plan measures and milestones by CONSIDER INCLUSION OF CTWP/ITIC MGRs. –Funds Required NONE REQUESTED

New Actions –Special team for Tsunami Advisory EAS JS, KM, KR, MB, TN, CP, JL – Rizzo Lead Provide rec. by May 1 –Product format changes Implement changes to message format TWCs work ideas from PIT into messages and send prototypes to WCS Core for review –Amplitude to Tsunami Height Proposed change sent to Core Members for review –Kevin M to provide CA input on move of comms test to March, Depending on CA input, propose date for 2014

New Actions –Establish date and scenario for 2013 Exercises Christa to suggest March 20, 2013 to Carib ICG and will respond to co-Chairs PW to suggest March 27, 2013 to WCS Core for review –Create 2013 Exercise Handbooks –ITIC to keep WCS informed on plans for PacWave 2013 –Re-post effectiveness survey (3/2011) around anniversary –Implement update to survey process

New Actions –Posting Tsunami Travel Times during event: Chris Gregg to question focus groups and respond to WCS –WCATWC to evaluate and propose updated TIS criteria for west coast/PR-VI –Schedule conference calls at specific and predictable times