Tsunami Warning System
•The Tsunami Warning System (TWS) in the Pacific is comprised of 26 Member States.
•Functions:
•    1.monitoring seismological and tidal stations
•    2. disseminating tsunami warning information.
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•The Pacific Tsunami Warning Center (PTWC) is the operational center of the Pacific TWS. •   PTWC provides tsunami warning information to national authorities in the Pacific Basin.
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