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A tide gauge is a device for measuring the change in sea level relative to a vertical datum. [2] [3] It is also known as a mareograph, [4] marigraph, [5] and sea-level recorder. [6] When applied to freshwater continental water bodies, the instrument may also be called a limnimeter. [7] [8]
A Caribbean-wide tsunami warning system was planned to be instituted by the year 2010, by representatives of Caribbean nations who met in Panama City in March 2008. Panama's last major tsunami killed 4,500 people in 1882. [7] Barbados has said it will review or test its tsunami protocol in February 2010 as a regional pilot. [8] [needs update]
Each DART station consists of a surface buoy and a seafloor bottom pressure recording (BPR) package that detects water pressure changes caused by tsunamis.The surface buoy receives transmitted information from the BPR via an acoustic link and then transmits data to a satellite, which retransmits the data to ground stations for immediate dissemination to NOAA's Tsunami Warning Centers, NOAA's ...
Amplitude, Wave Height, or Tsunami Height: Refers to the height of a tsunami relative to the normal sea level at the time of the tsunami, which may be tidal High Water, or Low Water. It is different from the crest-to-trough height which is commonly used to measure other type of wave height.
The latest in a string of powerful earthquakes shook part of the southwestern Pacific on Friday morning, local time, leading to far-reaching tsunami concerns. The magnitude 8.1 earthquake occurred ...
This feed shows aerials over San Francisco Bay after northern California was hit by a 7.0 magnitude earthquake late Thursday morning (5 December), prompting a tsunami warning. The quake struck ...
A tsunami watch was issued according to the Pacific Tsunami Warning Center in Honolulu [1] which was later canceled. [2] A 40 cm surge was reported in the Banyak Islands an hour after the quake, along with 62 injuries. [3] Power outages were reported throughout the province of North Sumatra [4] as well as in Aceh.
Rather than the one caused by earthquakes, this type of tsunami - known as a meteotsunami - was triggered by gusty thunderstor. Last week, when a line of thunderstorms moved across Clearwater ...