Earthwatchers
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98322 |
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Date: August 08, 2024 at 03:19:06
From: sher, [DNS_Address]
Subject: M 7.1 - 20 km NE of Nichinan, Japan 2024-08-08 07:42:55 (UTC)31.719°N (NT) |
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Responses:
[98335] [98339] [98341] [98340] [98336] [98337] [98338] [98326] [98328] |
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98335 |
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Date: August 08, 2024 at 11:38:48
From: Dee, [DNS_Address]
Subject: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
URL: https://www.nbcnews.com/news/world/japan-earthquake-tsunami-advisory-rcna165728 |
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Japan issues first 'megaquake' warning after 7.1-magnitude temblor
Thursday morning's earthquake occurred off the coast of Miyazaki Prefecture at 4:42 p.m. local time (3:42 a.m. ET), at a depth of about 18 miles, according to the Japan Meteorological Age
The meteorological agency ultimately issued what it called a "mega earthquake caution," assessing that the possibility of a large quake was relatively higher than usual but not that one would definitely occur in the near future.
https://www.nbcnews.com/news/world/japan-earthquake-tsunami-advisory-rcna165728
How nice that Japan issues a warning to their people. USGS never does.....which makes me miss Jim Berkland.
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Responses:
[98339] [98341] [98340] [98336] [98337] [98338] |
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98339 |
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Date: August 08, 2024 at 19:50:53
From: et, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
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which makes me miss Jim Berkland.
hmmm... yea... ok... need to update... did Jim pass on?
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Responses:
[98341] [98340] |
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98341 |
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Date: August 08, 2024 at 21:08:20
From: jordan, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
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Responses:
None |
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98340 |
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Date: August 08, 2024 at 20:19:17
From: ryan, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
URL: https://en.wikipedia.org/wiki/Jim_Berkland |
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Responses:
None |
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98336 |
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Date: August 08, 2024 at 12:00:06
From: sher, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
URL: http://earthboppin.net/talkshop/theend/messages/77307.html |
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Thanks Dee!!! See my post on dream board from July 2021. This Nankai Trough is in my “dream” area.
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Responses:
[98337] [98338] |
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98337 |
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Date: August 08, 2024 at 12:27:20
From: jordan, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
URL: https://en.wikipedia.org/wiki/Nankai_megathrust_earthquakes |
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The earthquakes occur with a return period of about 90– 200 years, and often occur in pairs, where a rupture along one part of the fault is followed by a rupture elsewhere on the fault, notably the 1854 Ansei-Tōkai earthquake and the 1854 Ansei-Nankai earthquake the next day, and the 1944 Tōnankai earthquake, followed by the 1946 Nankaidō earthquake. In one recorded case (the 1707 Hōei earthquake) the fault ruptured along its entire length. All of these great earthquakes have resulted in damaging tsunamis, which are particularly damaging due to the Japanese population being concentrated on the Taiheiyō Belt, especially the coastal cities of Tokyo, Yokohama and Osaka, the three most populous cities in Japan. The area remains seismically active, and future earthquakes are anticipated, with a high risk of a Nankai earthquake in the near future, which could be potentially very damaging.
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Responses:
[98338] |
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98338 |
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Date: August 08, 2024 at 13:04:15
From: sher, [DNS_Address]
Subject: Re: Japan issues first 'megaquake' warning AFTER 7.1M Quake |
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Again, thank you very much jordan for this information.
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Responses:
None |
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98326 |
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Date: August 08, 2024 at 08:29:56
From: jordan, [DNS_Address]
Subject: Re: M 7.1 - 20 km NE of Nichinan, Japan 2024-08-08 07:42:55... |
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The Hyūga Sea is located at the southwestern end of the Nankai Trough, an active subduction zone. The Nankai Trough represents the plate boundary where the Philippine Sea Plate subducts beneath the Eurasian Plate. The area is associated with large earthquakes in 1968 (Mw 7.5) and 1996 (Mw 6.7 and 6.8). The Hyūga Sea is interpreted as a transition zone between the highly coupled Nankai Trough in the northeast and weakly coupled Ryukyu Trench further southwest.[2] The 1968 and 1996 earthquakes were subduction zone events occurring on the plate boundary. About 2 km (1.2 mi) beneath the seafloor, low-frequency earthquakes occur near the shallow subduction interface. Beneath the east coast of Kyushu, on the deeper part of the subduction zone, slow slip events were detected between 1996 and 2017.
A tsunami advisory was issued after the earthquake. It covered Kōchi, Ehime, Oita, Miyazaki and Kagoshima Prefectures[6] and predicted waves of up to 3.3 feet.[7] Tsunami waves measuring 50 cm (1.6 ft) were subsequently observed in Miyazaki, while waves measuring 20 cm (0.66 ft) were observed in Kōchi.[6]
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Responses:
[98328] |
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98328 |
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Date: August 08, 2024 at 08:59:50
From: sher, [DNS_Address]
Subject: Re: M 7.1 - 20 km NE of Nichinan, Japan 2024-08-08 07:42:55... |
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Responses:
None |
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