West Coast/Alaska Tsunami Warning Centre

http://wcatwc.arh.noaa.gov/

• User Guide (PDF)
  http://wcatwc.arh.noaa.gov/ops/opsmanual.pdf
  
• Summary of Message Dissemination Paths
  http://wcatwc.arh.noaa.gov/Products/messagesumm-nolink.htm
  
• Message dissemination/retrieval methods
  National Weather Service Systems
  
• NOAA Weather Wire Service
  http://www.weather.gov/nwws/
  
• NOAA Weather Radio (NWR)
  http://www.nws.noaa.gov/nwr/
  
• EMWIN
  http://iwin.nws.noaa.gov/emwin/index.htm
  
• National Weather Service Forecast Offices
  http://www.nws.noaa.gov/
  
• Email/cell phone text messaging
  http://wcatwc.arh.noaa.gov/watcher/tsunamiwatcher.php
  
• WCATWC Web Page
  http://wcatwc.arh.noaa.gov/
  
• RSS feed
  http://wcatwc.arh.noaa.gov/info/tsunamirssabout.php
  

Other Regional Warning Systems

• Pacific Ocean (Outside WC/ATWC Area of Responsibility)
  http://www.prh.noaa.gov/ptwc/?region=1
  
• Hawaii
  http://www.prh.noaa.gov/ptwc/?region=2
  
• Caribbean Sea
  http://www.prh.noaa.gov/ptwc/?region=4
  
• Indian Ocean
  http://www.prh.noaa.gov/ptwc/?region=3