Magnitude 6.1 earthquake struck Hokkaido, Japan

magnitude-6-1-earthquake-struck-hokkaido-japan

Magnitude 6.1 earthquake struck Hokkaido, Japan on Wednesday, May 23, 2012 at 15:02:25 UTC. Epicenter was located 109 km (68 miles) NNE (26 degrees) of Hachinohe, Honshu, 120 km (74 miles) ESE (111 degrees) of Hakodate, Hokkaido, 129 km (80 miles) ENE (61 degrees) of Aomori, Honshu and 666 km (414 miles) NNE (17 degrees) of Tokyo (41.378N 142.073E). According to USGS the depth of epicenter was 40.7 km (25.3 miles).

Tohoku Electric Power has reported that there were NO power outages. The Mutsu nuclear installations and the Ogawara Nuclear plant are reported to be operating normally.

Trains have been halted for a while during and after the quake

Aomori authorities have inspected various strategic buildings like airports, runways, etc and found no structural damage.

Issued at Occurred at Region Name Magnitude
00:06 JST 24 May 2012 00:02 JST 24 May 2012 Aomori-ken Toho-oki M6.0
12:21 JST 21 May 2012 12:19 JST 21 May 2012 Okinawa-honto Hokusei-oki M5.0
16:24 JST 20 May 2012 16:20 JST 20 May 2012 Sanriku Oki M6.2
04:09 JST 20 May 2012 04:05 JST 20 May 2012 Sanriku Oki M5.8
17:23 JST 18 May 2012 17:19 JST 18 May 2012 Ibaraki-ken Nambu M4.8
“-” in the above information represents an indeterminable value. (Source: JMA)

 

Magnitude 6.1
Date-Time
  • Wednesday, May 23, 2012 at 15:02:25 UTC
  • Thursday, May 24, 2012 at 12:02:25 AM at epicenter
Location 41.378°N, 142.073°E
Depth 40.7 km (25.3 miles)
Region HOKKAIDO, JAPAN REGION
Distances 107 km (66 miles) NNE of Hachinohe, Honshu, Japan
119 km (73 miles) ESE of Hakodate, Hokkaido, Japan
127 km (78 miles) ENE of Aomori, Honshu, Japan
663 km (411 miles) NNE of TOKYO, Japan
Location Uncertainty horizontal +/- 13.7 km (8.5 miles); depth +/- 6.5 km (4.0 miles)
Parameters NST=539, Nph=540, Dmin=114.7 km, Rmss=0.65 sec, Gp= 29°,
M-type=teleseismic moment magnitude (Mw), Version=9
Source
  • Magnitude: USGS NEIC (WDCS-D)
    Location: USGS NEIC (WDCS-D)
Event ID usb0009wev

 

Featured image: Google Earth + USGS

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One Comment

  1. For what reason would government want to hide such an issue.. Besides the fact of chaos reigning as people run riot just like ants scrambling from oncoming waters…

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