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The United States is served by Two Tsunami Warning Centers. The National Tsunami Warning Center serves the areas shown in red and the Pacific Tsunami Warning center serves the areas shown in yellow.

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**Get Tsunami Alerts**

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NOAA's two tsunami warning centers monitor Earth for earthquakes and tsunamis, forecast tsunami impacts and issue tsunami alerts for the United States to emergency managers and the public. The National Tsunami Warning Center serves all U.S. states except Hawaii. It also serves Puerto Rico, the Virgin Islands and Canada. The Pacific Tsunami Warning Center directly serves Hawaii and the U.S. Pacific territories and is the primary international forecast center for the Pacific and Caribbean Basins.

Tsunami alerts from both centers are posted to More information about how to get alerts from the individual warning centers is available on the centers' websites: National Tsunami Warning Center | Pacific Tsunami Warning Center.