Information on "Oceans" and "Political Regions"
March 2010
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Pacific Tsunami Warning Center (PTWC)
ʻEwa Beach, United States
The Pacific Tsunami Warning Center (PTWC) is one of two centers maintained by the US National Oceanic and Atmospheric Administration for the dissemination of messages and the provision of interpretative information to emergency managers and other off... More on «Pacific Tsunami Warning Center (PTWC)»
