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Aug. 11—State and federal officials say they still don’t know why many Anchorage and Mat-Su residents received cellphone emergency alerts during a tsunami warning in late July.
Anchorage is at almost no risk of a tsunami, even during a large earthquake, and the National Tsunami Warning Center in Palmer did not send an alert to cellphones in Alaska’s largest city. Many residents received warning messages anyway. Many others did not.
According to records and statements from the Federal Emergency Management Agency, the state of Alaska and the National Weather Service — which operates the tsunami warning center — warnings should have been sent only to cellphones on the Kenai Peninsula, Kodiak, Alaska Peninsula and in portions of the Aleutian Islands…