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Federal
Water Level Data from Pacific Tsunami Warning Center Tide Gauges in Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
The Pacific Tsunami Warning Center (PTWC) of the National Weather Service (NWS), an organizational element of NOAA, operates and maintains a network of approximately... -
Federal
Water Level Data from National Tsunami Warning Center Tide Gauges in Alaska and California
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Tsunami Warning Center (NTWC) of the National Weather Service (NWS), an organizational element of NOAA, operates and maintains a network of approximately...