Tsunami Warning until 11:50PM 
If you are located in this coastal area, move inland to higher ground. Tsunami warnings mean that a tsunami with significant inundation is possible or is already occurring. Tsunamis are a series of waves dangerous many hours after initial arrival time. The first wave may not be the largest. At 1013 PM Alaska Daylight Time on July 21 an earthquake with preliminary magnitude 7.8 occurred 75 miles south of Chignik Alaska. Estimated tsunami start times for selected sites are; Unalaska Alaska 1150 PM. AKDT. July 21. The tsunami warning will remain in effect until further notice. Refer to the internet site tsunami.gov for more information.
* AFFECTED AREAS: EASTERN ALEUTIANS
Address/Location
City of Adak, Alaska
100 Mechanic Rd
Adak, AK 99546
Contact
Emergency: 9-1-1
Non-emergencies: 907-592-4500