NOAA’s National Ocean Service NOAA’s National Ocean Service Coastal Tide Stations Support Coastal Tide Stations Support Tsunami Detection and Warning Tsunami Detection and Warning Kelly Stroker, NOAA National Geophysical Data Center (NGDC) Allison Allen and Stephen Gill, NOAA National Ocean Service, Center for Operational Oceanographic Products and Services (CO-OPS)
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NOAA’s National Ocean Service Coastal Tide Stations Support Tsunami Detection and Warning Kelly Stroker, NOAA National Geophysical Data Center (NGDC) Allison.
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NOAA’s National Ocean ServiceNOAA’s National Ocean ServiceCoastal Tide Stations Support Coastal Tide Stations Support
Tsunami Detection and WarningTsunami Detection and Warning
Kelly Stroker, NOAA National Geophysical Data Center (NGDC)
Allison Allen and Stephen Gill, NOAA National Ocean Service, Center for Operational Oceanographic Products and Services (CO-OPS)
NOAA’s National Weather ServiceNOAA’s National Weather ServiceTsunami Warning CentersTsunami Warning Centers
West Coast and Alaska Tsunami Warning Center
Pacific Tsunami Warning Center
National Water Level National Water Level ProgramProgram
National Water Level National Water Level Observation Network (NWLON) Observation Network (NWLON)
200 Permanent Stations200 Permanent Stations
APPLICATIONS SUPPORTED BY APPLICATIONS SUPPORTED BY THE NATIONAL OCEAN SERVICE’STHE NATIONAL OCEAN SERVICE’S
Basic & Applied ResearchBasic & Applied Research Modeling, Wetland Studies, Modeling, Wetland Studies, Global Warming Studies, Global Warming Studies, Sea Level Change, Estuarine/Sea Level Change, Estuarine/Hydrodynamic Studies…etc.Hydrodynamic Studies…etc.
National Water Level ProgramNational Water Level ProgramNWLON Measurement SystemsNWLON Measurement Systems
Continuous Operational Real-Continuous Operational Real-Time Monitoring System Time Monitoring System
(CORMS)(CORMS)
Bench Mark PhotosBench Mark Photos
NOS NOS Benchmark Benchmark LevelingLeveling
P/ATWC Specific NWLON P/ATWC Specific NWLON StationsStationsPost-1960Post-1960
NWLON stations directly connected NWLON stations directly connected to ATWCto ATWCNWLON and long term secondary NWLON and long term secondary stationsstations
Beginning in 2005, Beginning in 2005, there was an there was an emphasis on emphasis on
strengthening strengthening tsunami warning tsunami warning networks around networks around
the world.the world.
In the US and US territories, 16 In the US and US territories, 16 locations were identified for new locations were identified for new
NWLON sites, and 33 existing NWLONs NWLON sites, and 33 existing NWLONs were identified for upgrade to the new were identified for upgrade to the new
Xpert system.Xpert system.
Emergency mode transmits every six minutes with six minute averages
Upgrade
No emergency mode: transmits every six minutes with one and six minute averages
GOES GOES SatelliteSatellite
NESDIS NESDIS Wallops Island, VAWallops Island, VA
National PORTSNational PORTS® ® Database ServerDatabase ServerWater Level Water Level
StationStation
NWLON NWLON Database ServerDatabase Server
CORMS CORMS Quality Control OperatorQuality Control Operator
CO-OPS Performs CO-OPS Performs Harmonic Analysis Harmonic Analysis on DART data to on DART data to “detide” the signal “detide” the signal and enhance and enhance tsunami observation tsunami observation capabilitiescapabilities
SummarySummary
• The NOS has been a pro-active force in The NOS has been a pro-active force in National hazard warning.National hazard warning.
• Technology upgrades are enhancing the Technology upgrades are enhancing the ability of the multi-mission NWLON to ability of the multi-mission NWLON to meet emerging challenges.meet emerging challenges.
• With new and upgraded NWLON, the NOS With new and upgraded NWLON, the NOS looks forward to the continuance of looks forward to the continuance of protecting America’s citizens and coasts.protecting America’s citizens and coasts.
Thank YouThank You
Please contact Allison Allen with Please contact Allison Allen with questions:questions: