• The moment magnitude scale (MMS; denoted explicitly with M or Mw  or Mwg, and generally implied with use of a single M for magnitude) is a measure of an...
    47 KB (5,924 words) - 13:59, 6 April 2024
  • ML  scale, most seismological authorities now use other similar scales such as the moment magnitude scale (Mw ) to report earthquake magnitudes, but...
    31 KB (3,381 words) - 16:31, 12 April 2024
  • Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that...
    53 KB (5,868 words) - 04:28, 6 April 2024
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    accidents. The scale is intended to be logarithmic, similar to the moment magnitude scale that is used to describe the comparative magnitude of earthquakes...
    32 KB (1,967 words) - 07:53, 3 April 2024
  • Seismic magnitude scales, the energy in an earthquake, measures include: Moment magnitude scale, based on seismic moment, supersedes the Richter scale Richter...
    2 KB (281 words) - 02:11, 1 October 2023
  • intensity scale (MM, MMI, or MCS) measures the effects of an earthquake at a given location. This is in contrast with the seismic magnitude usually reported...
    25 KB (2,023 words) - 22:58, 23 April 2024
  • Thumbnail for Logarithmic scale
    commonly used logarithmic scales, where a larger quantity results in a higher value: Richter magnitude scale and moment magnitude scale (MMS) for strength of...
    13 KB (1,192 words) - 01:30, 19 April 2024
  • Thumbnail for Charles Richter
    and one of the creators of the Richter magnitude scale, which, until the development of the moment magnitude scale in 1979, was widely used to quantify...
    15 KB (1,537 words) - 02:49, 19 January 2024
  • seismic moment is M0=12(Mij2)1/2{\displaystyle M_{0}={\frac {1}{\sqrt {2}}}(M_{ij}^{2})^{1/2}} Richter magnitude scale Moment magnitude scale Aki, Keiiti...
    4 KB (457 words) - 19:31, 21 October 2022
  • Thumbnail for List of earthquakes in Japan
    List of earthquakes in Japan (category Articles using Mw magnitude scale)
    magnitude is measured on the Richter magnitude scale (ML) or the moment magnitude scale (Mw), or the surface wave magnitude scale (Ms) for very old earthquakes...
    72 KB (2,913 words) - 16:34, 17 April 2024
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    earthquake's strength on the moment magnitude scale, which is based on the actual energy released by an earthquake, the static seismic moment. Every earthquake produces...
    81 KB (8,850 words) - 14:48, 28 April 2024
  • Thumbnail for 551 Beirut earthquake
    estimated magnitude of about 7.5 on the moment magnitude scale and a maximum felt intensity of X (Extreme) on the Mercalli intensity scale. It triggered...
    7 KB (787 words) - 20:05, 9 March 2024
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    skyscraper is resistant towards earthquakes with a magnitude of 6.9 on the moment magnitude scale. Construction site in January 2020 Construction site...
    5 KB (206 words) - 23:13, 8 November 2023
  • Thumbnail for Hiroo Kanamori
    seismologist Thomas C. Hanks developed the moment magnitude scale which replaced the Richter magnitude scale as a measurement of the relative strength...
    9 KB (683 words) - 00:50, 3 October 2023
  • Japan had 1.41 EJ of energy according to its rating of 9.0 on the moment magnitude scale. Yearly U.S. energy consumption amounts to roughly 94 EJ, and the...
    23 KB (2,758 words) - 01:31, 7 April 2024
  • Thumbnail for 1755 Lisbon earthquake
    Seismologists estimate the Lisbon earthquake had a magnitude of 7.7 or greater on the moment magnitude scale, with its epicenter in the Atlantic Ocean about...
    40 KB (4,599 words) - 13:39, 28 April 2024
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    2002 Taiwan earthquake (category Articles using ML magnitude scale)
    14:52 local time on 31 March 2002, an earthquake of magnitude 7.1 on the moment magnitude scale hit Taiwan. The epicenter was offshore from Hualien,...
    6 KB (509 words) - 02:37, 9 July 2023
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    Mt. Pumori. On 25 April 2015, an earthquake measuring 7.8 on the moment magnitude scale, struck Nepal and triggered an avalanche on Pumori that swept through...
    10 KB (1,104 words) - 18:42, 25 April 2024
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    the 1938 Banda Sea earthquake which measured around 8.4 on the moment magnitude scale. Banda Arc – Set of island arcs in eastern Indonesia List of earthquakes...
    2 KB (183 words) - 21:46, 30 August 2022
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    both Ecuador and Colombia. Unless otherwise noted, magnitudes are reported on the Moment magnitude scale (Mw). This is the top ten major earthquakes by the...
    143 KB (4,422 words) - 09:15, 28 April 2024
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    earthquake being recorded by the U.S. Geological Survey at 7.6 on the moment magnitude scale on July 15, 2003. The submarine ridge was discovered by the Danish...
    3 KB (309 words) - 12:29, 27 September 2023
  • earthquake occurred at 01:26 UTC on 2 November. It had a magnitude of 7.4 on the moment magnitude scale with an epicenter just north of Simeulue island and...
    6 KB (545 words) - 02:20, 26 February 2024
  • Thumbnail for Submarine earthquake
    Submarine earthquake (category Articles using Mw magnitude scale)
    the leading cause of tsunamis. The magnitude can be measured scientifically by the use of the moment magnitude scale and the intensity can be assigned...
    10 KB (951 words) - 22:28, 19 February 2024
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    Tsunami (category Articles using Mw magnitude scale)
    b and D are constants used to make the Mt scale match as closely as possible with the moment magnitude scale. Several terms are used to describe the different...
    63 KB (7,338 words) - 19:53, 21 April 2024
  • Additionally, they and others point out that the Saffir–Simpson scale, unlike the moment magnitude scale used to measure earthquakes, is not continuous, and is...
    38 KB (3,591 words) - 07:55, 9 April 2024
  • Eastern Daylight Time. The intraplate earthquake measured 5.9 on the moment magnitude scale and its epicenter was located about 250 miles (400 km) west-southwest...
    6 KB (592 words) - 00:53, 31 March 2024
  • List of earthquakes in Canada (category Articles using Mw magnitude scale)
    used: Mw Moment magnitude scale ML Richter magnitude scale Ms Surface wave magnitude scale Mn Nuttli magnitude scale—a version of the Richter scale specifically...
    14 KB (489 words) - 19:58, 13 April 2024
  • Technology and Dr. Hanks suggested the use of moment magnitude scale to replace the Richter magnitude scale for measuring the relative strength of earthquakes...
    3 KB (269 words) - 12:07, 5 November 2023
  • Thumbnail for 2018 Hualien earthquake
    2018 Hualien earthquake (category Articles using Mww magnitude scale)
    At 23:50 (UTC+8) on 6 February 2018, an earthquake of magnitude 6.4 on the moment magnitude scale hit Taiwan. The epicenter was on the coastline near Hualien...
    12 KB (1,071 words) - 10:23, 15 April 2024
  • The Rohn emergency scale is a scale on which the magnitude (intensity) of an emergency is measured. It was first proposed in 2006, and explained in more...
    10 KB (1,245 words) - 08:28, 6 November 2021