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Federal
Sea Level Trends: Sea Level Variations of the United States Derived from National Water Level Observation Network Stations NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Water level records are a combination of the fluctuations of the ocean and the vertical land motion at the location of the station. Monthly mean sea level (MSL)... -
Federal
Deep-Ocean Assessment and Reporting of Tsunamis (DART(R))
National Oceanic and Atmospheric Administration, Department of Commerce —
As part of the U.S. National Tsunami Hazard Mitigation Program (NTHMP), the Deep Ocean Assessment and Reporting of Tsunamis (DART(R)) Project is an ongoing effort to... -
Federal
High Tide Flooding Products from NOAA CO-OPS
National Oceanic and Atmospheric Administration, Department of Commerce —
High tide flooding is the overflow or excess accumulation of water that covers typically dry coastal land and occurs during high tides. As relative sea levels rise,... -
Federal
Archival and Discovery of December 23, 1854 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these... -
Federal
Extreme Water Levels from CO-OPS
National Oceanic and Atmospheric Administration, Department of Commerce —
Extremely high or low water levels at coastal locations are an important public concern and a factor in coastal hazard assessment, navigational safety, and ecosystem... -
Federal
Coastal Ocean Reanalysis (CORA)
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Coastal Ocean Reanalysis (CORA) couples long-term water level observations with hydrodynamic modeling to create historical information between tide stations to... -
Federal
CO-OPS 1-minute Tsunami Water Level Data
National Oceanic and Atmospheric Administration, Department of Commerce —
CO-OPS has been involved with tsunami warning and mitigation since the Coast and Geodetic Survey started the Tsunami Warning System in 1948 to provide warnings to the... -
Federal
Archival and Discovery of April 1, 1946 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these... -
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
NOAA Water Levels for Coastal, Estuaries and Great Lakes regions
National Oceanic and Atmospheric Administration, Department of Commerce —
For over 200 years, NOAA's Center for Operational Oceanographic Products and Services (CO-OPS) and its predecessors have been managing a comprehensive system for... -
Federal
CO-OPS Water Level Data from the Coastal Tide Gauge and Great Lake Water Level Network of the United States and US Territories
National Oceanic and Atmospheric Administration, Department of Commerce —
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains... -
Federal
Archival and Discovery of May 16, 1968 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these... -
Federal
Archival and Discovery of June 15, 1896 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these... -
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... -
Federal
Archival and Discovery of November 27, 1945 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
These water level data were digitized from a scanned marigram image associated with the tsunami event of 1945-11-27 at a tide gauge located at Karachi, Pakistan, and... -
Federal
Archival and Discovery of August 27, 1883 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these... -
Federal
CO-OPS Air Gap Observations from Various Bridges within the United States and Its Territories
National Oceanic and Atmospheric Administration, Department of Commerce —
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains... -
Federal
Archival and Discovery of March 2, 1933 Tsunami Event on Marigrams
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these...
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