Visiting Hours and Directions for the Tsunami Warning Centers


National Tsunami Warning Center
Pacific Tsunami Warning Center

National Tsunami Warning Center (NTWC)


Visiting NTWC

    The National Tsunami Warning Center is located at:
    910 S. Felton Street
    Palmer, AK 99645

  • Media and Foreign Nationals:

    Please contact James Gridley: James.Gridley@noaa.gov at: 1-907-745-4212.


  • Local Citizens and Other Visitors:

    Each Friday, the NTWC offers three tours at 1pm, 2pm, and 3pm
    Please contact NTWC at 1-907-745-4212 if visitor groups will exceed 6 people
    NOTE: Government issued photo ID will be required to enter the facility

NTWC Directions


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Get driving directions to the NTWC

NTWC Weather


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Pacific Tsunami Warning Center (PTWC)


Visiting PTWC

    The Pacific Tsunami Warning Center is located at:
    Building 176
    1845 Wasp Boulevard
    Honolulu, HI 96818

  • Media and Foreign Nationals:

    Please contact Miwako Miyakuni, miwako.miyakuni@noaa.gov at: 1-808-725-6337.


  • Local Citizens and Other Visitors:

    Please contact PTWC at 1-808-725-6300. Due to the limited size of PTWC's facilities, visitor groups should be limited to 15 or fewer persons.
    NOTE: Government issued photo ID will be required to enter the facility

PTWC Directions


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Get driving directions to PTWC

PTWC Weather

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