Data Report
Focal mechanisms / 200112
Contributed by NIED
Earthquake Information 2001/12/30,12:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/30,12:01 | 24.2 N | 126.9 E | 100 km | Mj 4.9 | NEAR_MIYAKOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
214 ; 54 | 57 ; 35 | -101 ; -74 | 2.11e+16 Nm | 5 km | Mw 4.8 | 71.59 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/29,20:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/29,20:38 | 36.3 N | 140.9 E | 40 km | Mj 3.8 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
357 ; 190 | 49 ; 41 | 82 ; 99 | 2.84e+14 Nm | 53 km | Mw 3.6 | 66.61 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/28,21:21(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/28,21:21 | 36.6 N | 141.2 E | 50 km | Mj 3.7 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
339 ; 184 | 76 ; 15 | 84 ; 114 | 2.88e+14 Nm | 38 km | Mw 3.6 | 85.00 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/28,11:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/28,11:23 | 34.3 N | 139.3 E | 10 km | Mj 3.8 | NEAR_NIIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
155 ; 11 | 51 ; 45 | -115 ; -63 | 3.61e+14 Nm | 5 km | Mw 3.7 | 61.84 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/28,04:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/28,04:36 | 38.6 N | 141.3 E | 110 km | Mj 4.0 | NORTHERN_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
188 ; 312 | 82 ; 14 | -78 ; -145 | 1.64e+15 Nm | 125 km | Mw 4.1 | 90.45 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/28,01:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/28,01:32 | 36.7 N | 137.8 E | 10 km | Mj 3.8 | NORTHERN_NAGANO_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
343 ; 223 | 65 ; 42 | 55 ; 141 | 1.71e+15 Nm | 5 km | Mw 4.1 | 90.51 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/28,00:41(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/28,00:41 | 24.0 N | 122.8 E | 30 km | Mj 5.6 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
40 ; 268 | 66 ; 34 | -114 ; -47 | 5.65e+16 Nm | 20 km | Mw 5.1 | 72.06 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/27,18:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/27,18:28 | 35.4 N | 135.9 E | 10 km | Mj 4.5 | WESTERN_FUKUI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
221 ; 317 | 78 ; 64 | 153 ; 14 | 2.22e+15 Nm | 5 km | Mw 4.2 | 97.87 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/27,07:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/27,07:50 | 35.4 N | 140.5 E | 50 km | Mj 3.8 | KUJUKURI_COAST_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
26 ; 123 | 83 ; 44 | 134 ; 10 | 1.87e+14 Nm | 32 km | Mw 3.5 | 72.03 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/25,11:10(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/25,11:10 | 34.7 N | 137.1 E | 10 km | Mj 3.6 | MIKAWA_BAY_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
130 ; 220 | 89 ; 75 | -15 ; -179 | 1.38e+14 Nm | 5 km | Mw 3.4 | 85.21 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/23,00:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/23,00:01 | 28.2 N | 130.4 E | 50 km | Mj 3.5 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
161 ; 62 | 83 ; 39 | -129 ; -11 | 2.39e+14 Nm | 32 km | Mw 3.6 | 78.56 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/22,21:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/22,21:40 | 24.2 N | 122.8 E | 30 km | Mj 5.2 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
300 ; 30 | 90 ; 85 | 175 ; 0 | 5.51e+16 Nm | 11 km | Mw 5.1 | 80.49 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/22,16:41(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/22,16:41 | 38.1 N | 141.0 E | 100 km | Mj 4.6 | SENDAI_BAY_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
40 ; 133 | 79 ; 75 | 165 ; 11 | 9.08e+15 Nm | 98 km | Mw 4.6 | 94.85 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/22,06:35(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/22,06:35 | 29.2 N | 130.1 E | 60 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
41 ; 223 | 74 ; 16 | 89 ; 92 | 2.16e+15 Nm | 41 km | Mw 4.2 | 79.44 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/22,05:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/22,05:28 | 29.2 N | 130.1 E | 50 km | Mj 4.0 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
33 ; 212 | 75 ; 15 | 90 ; 89 | 5.78e+15 Nm | 38 km | Mw 4.5 | 82.40 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/21,17:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/21,17:12 | 40.2 N | 143.3 E | 10 km | Mj 3.7 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
31 ; 173 | 69 ; 26 | 106 ; 54 | 4.01e+14 Nm | 14 km | Mw 3.7 | 66.99 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/21,16:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/21,16:57 | 40.2 N | 143.4 E | 10 km | Mj 3.8 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
33 ; 163 | 74 ; 23 | 108 ; 43 | 4.69e+14 Nm | 20 km | Mw 3.7 | 71.51 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/21,07:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/21,07:02 | 28.5 N | 129.0 E | 20 km | Mj 4.0 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
316 ; 58 | 67 ; 64 | -29 ; -154 | 1.72e+15 Nm | 11 km | Mw 4.1 | 83.26 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/21,06:05(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/21,06:05 | 43.2 N | 145.4 E | 100 km | Mj 3.9 | NEMURO_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
69 ; 179 | 81 ; 24 | 113 ; 22 | 8.30e+14 Nm | 92 km | Mw 3.9 | 91.45 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/20,03:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/20,03:54 | 31.8 N | 129.0 E | 20 km | Mj 3.8 | SW_OFF_KYUSHU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
281 ; 189 | 82 ; 77 | 14 ; 171 | 1.08e+15 Nm | 8 km | Mw 4.0 | 94.30 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/20,00:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/20,00:32 | 28.3 N | 129.5 E | 30 km | Mj 4.3 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
196 ; 98 | 89 ; 7 | -97 ; -8 | 2.22e+16 Nm | 41 km | Mw 4.9 | 68.84 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/19,14:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/19,14:06 | 28.4 N | 128.6 E | 80 km | Mj 3.6 | NEAR_TOKARA_ISLANDS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
255 ; 150 | 69 ; 56 | 37 ; 154 | 1.69e+15 Nm | 101 km | Mw 4.1 | 69.98 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/19,00:42(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/19,00:42 | 23.9 N | 122.8 E | 20 km | Mj 4.1 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
25 ; 212 | 53 ; 37 | -94 ; -84 | 3.04e+15 Nm | 11 km | Mw 4.3 | 80.40 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/19,00:39(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/19,00:39 | 42.0 N | 142.6 E | 60 km | Mj 4.0 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
118 ; 272 | 58 ; 34 | -76 ; -112 | 6.14e+14 Nm | 65 km | Mw 3.8 | 74.62 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/19,00:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/19,00:06 | 24.0 N | 122.9 E | 20 km | Mj 3.8 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
221 ; 358 | 67 ; 31 | -70 ; -129 | 6.91e+14 Nm | 26 km | Mw 3.9 | 72.48 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,22:41(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,22:41 | 23.9 N | 122.7 E | 40 km | Mj 4.7 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
22 ; 215 | 53 ; 38 | -98 ; -80 | 1.48e+16 Nm | 11 km | Mw 4.7 | 85.98 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,22:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,22:19 | 24.0 N | 122.9 E | 40 km | Mj 4.2 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
119 ; 27 | 83 ; 77 | -167 ; -7 | 2.15e+15 Nm | 23 km | Mw 4.2 | 72.35 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,17:31(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,17:31 | 24.0 N | 122.8 E | 30 km | Mj 4.1 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
218 ; 21 | 64 ; 27 | -82 ; -106 | 1.01e+15 Nm | 29 km | Mw 4.0 | 74.37 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,15:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,15:07 | 35.2 N | 139.5 E | 100 km | Mj 4.0 | SAGAMI_BAY_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
246 ; 342 | 83 ; 45 | 134 ; 9 | 1.51e+15 Nm | 110 km | Mw 4.1 | 90.85 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,14:44(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,14:44 | 24.1 N | 122.7 E | 40 km | Mj 4.7 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
317 ; 163 | 68 ; 24 | -100 ; -67 | 5.56e+15 Nm | 17 km | Mw 4.5 | 84.18 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,10:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,10:34 | 23.9 N | 122.8 E | 40 km | Mj 4.8 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
6 ; 204 | 52 ; 40 | -101 ; -76 | 9.75e+15 Nm | 17 km | Mw 4.6 | 76.19 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,10:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,10:24 | 36.4 N | 141.0 E | 50 km | Mj 4.4 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
2 ; 257 | 84 ; 22 | 69 ; 165 | 3.71e+15 Nm | 41 km | Mw 4.3 | 95.67 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,08:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,08:24 | 24.1 N | 122.8 E | 30 km | Mj 4.3 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
104 ; 230 | 54 ; 51 | 129 ; 49 | 2.66e+15 Nm | 32 km | Mw 4.3 | 73.27 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,05:13(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,05:13 | 23.9 N | 122.8 E | 20 km | Mj 5.1 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
24 ; 220 | 67 ; 24 | -96 ; -75 | 7.67e+16 Nm | 20 km | Mw 5.2 | 71.61 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/18,04:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/18,04:02 | 23.9 N | 122.8 E | 10 km | Mj 7.3 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
191 ; 26 | 51 ; 40 | -99 ; -79 | 1.87e+19 Nm | 8 km | Mw 6.8 | 78.25 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/17,10:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/17,10:50 | 34.8 N | 140.1 E | 60 km | Mj 4.1 | SE_OFF_BOSO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
281 ; 59 | 67 ; 29 | 109 ; 52 | 5.05e+14 Nm | 50 km | Mw 3.8 | 82.16 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/16,21:11(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/16,21:11 | 27.3 N | 129.6 E | 40 km | Mj 3.5 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
16 ; 225 | 70 ; 22 | 79 ; 117 | 9.04e+14 Nm | 20 km | Mw 3.9 | 77.59 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/16,04:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/16,04:48 | 37.1 N | 139.9 E | 10 km | Mj 4.2 | NORTHERN_TOCHIGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
158 ; 256 | 86 ; 25 | -65 ; -171 | 3.81e+15 Nm | 5 km | Mw 4.4 | 86.70 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/16,01:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/16,01:04 | 24.8 N | 122.5 E | 70 km | Mj 4.5 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
191 ; 77 | 70 ; 42 | 52 ; 149 | 4.35e+15 Nm | 89 km | Mw 4.4 | 90.58 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/15,17:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/15,17:01 | 26.5 N | 125.7 E | 140 km | Mj 4.5 | NW_OFF_OKINAWAJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
306 ; 162 | 58 ; 38 | -111 ; -60 | 8.75e+15 Nm | 175 km | Mw 4.6 | 75.78 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/14,23:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/14,23:54 | 24.9 N | 123.2 E | 10 km | Mj 3.9 | NW_OFF_ISHIGAKIJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
309 ; 160 | 67 ; 26 | 77 ; 119 | 2.94e+15 Nm | 32 km | Mw 4.3 | 71.87 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/14,12:00(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/14,12:00 | 39.4 N | 142.3 E | 20 km | Mj 4.5 | E_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
231 ; 359 | 52 ; 51 | 128 ; 52 | 1.02e+15 Nm | 5 km | Mw 4.0 | 86.41 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/13,21:45(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/13,21:45 | 45.0 N | 140.8 E | shallow | Mj 4.2 | NW_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
10 ; 173 | 51 ; 41 | 101 ; 76 | 4.34e+14 Nm | 5 km | Mw 3.7 | 61.88 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/13,04:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/13,04:57 | 43.9 N | 148.4 E | shallow | Mj 4.5 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
43 ; 182 | 78 ; 16 | 100 ; 50 | 4.03e+15 Nm | 29 km | Mw 4.4 | 83.03 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/13,04:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/13,04:32 | 44.0 N | 148.1 E | shallow | Mj 4.1 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
19 ; 227 | 70 ; 22 | 80 ; 116 | 6.03e+14 Nm | 35 km | Mw 3.8 | 52.17 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/12,12:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/12,12:46 | 29.4 N | 130.8 E | 60 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
21 ; 261 | 82 ; 16 | 76 ; 149 | 1.85e+15 Nm | 20 km | Mw 4.1 | 56.05 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/12,02:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/12,02:36 | 24.8 N | 121.9 E | 20 km | Mj 3.7 | TAIWAN_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
266 ; 75 | 54 ; 37 | -84 ; -98 | 3.66e+15 Nm | 5 km | Mw 4.3 | 74.66 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/11,17:56(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/11,17:56 | 31.8 N | 137.4 E | 40 km | Mj 4.3 | SHIKOKU_BASIN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
132 ; 36 | 77 ; 64 | -154 ; -14 | 2.35e+16 Nm | 29 km | Mw 4.9 | 92.42 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/11,09:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/11,09:40 | 42.6 N | 144.8 E | 70 km | Mj 4.9 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
268 ; 169 | 87 ; 18 | -108 ; -9 | 8.01e+15 Nm | 62 km | Mw 4.6 | 93.84 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,23:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,23:32 | 36.7 N | 142.3 E | 20 km | Mj 3.8 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
16 ; 214 | 71 ; 20 | 84 ; 107 | 1.35e+15 Nm | 23 km | Mw 4.1 | 89.82 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,21:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,21:30 | 40.0 N | 143.5 E | 20 km | Mj 3.9 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
36 ; 144 | 75 ; 40 | 128 ; 23 | 1.40e+15 Nm | 17 km | Mw 4.1 | 71.53 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,20:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,20:04 | 26.0 N | 128.6 E | 50 km | Mj 3.7 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
60 ; 200 | 58 ; 39 | 114 ; 56 | 1.13e+15 Nm | 35 km | Mw 4.0 | 80.38 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,08:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,08:24 | 22.9 N | 121.2 E | 20 km | Mj 4.1 | TAIWAN_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
286 ; 184 | 77 ; 49 | -137 ; -17 | 7.63e+15 Nm | 8 km | Mw 4.6 | 89.02 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,07:35(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,07:35 | 42.8 N | 146.5 E | 40 km | Mj 4.7 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
37 ; 208 | 54 ; 36 | 96 ; 82 | 4.32e+15 Nm | 26 km | Mw 4.4 | 80.29 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/10,05:05(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/10,05:05 | 28.3 N | 129.5 E | 30 km | Mj 4.1 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
16 ; 179 | 77 ; 14 | 94 ; 73 | 7.36e+15 Nm | 56 km | Mw 4.5 | 69.89 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/09,15:45(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/09,15:45 | 37.0 N | 138.5 E | 20 km | Mj 3.6 | MID_NIIGATA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
15 ; 228 | 57 ; 38 | 70 ; 118 | 1.84e+14 Nm | 8 km | Mw 3.5 | 75.96 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/09,15:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/09,15:37 | 33.2 N | 132.0 E | 50 km | Mj 3.8 | BUNGO_CHANNEL |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
215 ; 37 | 59 ; 31 | -91 ; -89 | 5.91e+14 Nm | 47 km | Mw 3.8 | 92.16 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/09,14:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/09,14:40 | 37.0 N | 138.5 E | 20 km | Mj 3.7 | MID_NIIGATA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
172 ; 43 | 56 ; 47 | 56 ; 129 | 1.05e+14 Nm | 8 km | Mw 3.3 | 53.16 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/09,04:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/09,04:06 | 34.4 N | 139.2 E | 10 km | Mj 4.6 | NEAR_NIIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
164 ; 287 | 68 ; 36 | -60 ; -141 | 9.69e+15 Nm | 5 km | Mw 4.6 | 86.59 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/09,03:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/09,03:30 | 31.4 N | 132.0 E | 20 km | Mj 3.6 | HYUGANADA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
73 ; 174 | 71 ; 61 | 149 ; 22 | 6.08e+14 Nm | 23 km | Mw 3.8 | 72.05 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/08,20:29(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/08,20:29 | 28.2 N | 129.5 E | 40 km | Mj 5.8 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
339 ; 229 | 82 ; 22 | 70 ; 159 | 1.70e+18 Nm | 41 km | Mw 6.1 | 80.10 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/08,20:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/08,20:08 | 28.3 N | 129.4 E | 30 km | Mj 4.0 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
351 ; 149 | 79 ; 12 | 94 ; 69 | 4.22e+15 Nm | 44 km | Mw 4.4 | 69.76 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/07,22:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/07,22:07 | 37.2 N | 140.0 E | 10 km | Mj 4.4 | MID_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
325 ; 59 | 85 ; 53 | -37 ; -174 | 6.87e+15 Nm | 5 km | Mw 4.5 | 95.46 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/07,19:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/07,19:07 | 35.5 N | 139.1 E | 30 km | Mj 4.6 | EASTERN_YAMANASHI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
23 ; 291 | 89 ; 16 | 74 ; 178 | 6.13e+15 Nm | 38 km | Mw 4.5 | 93.99 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/07,03:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/07,03:04 | 36.0 N | 139.3 E | 10 km | Mj 3.5 | WESTERN_SAITAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
143 ; 329 | 50 ; 41 | 86 ; 95 | 1.12e+14 Nm | 26 km | Mw 3.3 | 59.63 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/06,17:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/06,17:07 | 30.0 N | 131.3 E | 30 km | Mj 3.7 | E_OFF_TANEGASHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
24 ; 221 | 67 ; 24 | 83 ; 105 | 2.32e+15 Nm | 23 km | Mw 4.2 | 78.48 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/06,14:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/06,14:54 | 33.6 N | 132.1 E | 60 km | Mj 3.8 | IYONADA_SETONAIKAI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
167 ; 354 | 45 ; 45 | -95 ; -85 | 2.65e+14 Nm | 56 km | Mw 3.6 | 56.93 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/06,06:13(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/06,06:13 | 41.1 N | 140.9 E | 10 km | Mj 3.8 | SHIMOKITA_PENINSULA_REG |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
17 ; 236 | 69 ; 26 | 74 ; 126 | 4.10e+14 Nm | 5 km | Mw 3.7 | 55.59 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/05,12:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/05,12:49 | 40.1 N | 139.3 E | 20 km | Mj 4.0 | W_OFF_AKITA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
183 ; 12 | 65 ; 25 | 86 ; 98 | 1.67e+14 Nm | 8 km | Mw 3.4 | 78.48 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/05,05:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/05,05:28 | 28.5 N | 128.3 E | 10 km | Mj 3.6 | NW_OFF_AMAMI-OSHIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
299 ; 208 | 89 ; 52 | 38 ; 179 | 2.57e+14 Nm | 5 km | Mw 3.6 | 78.08 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/05,04:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/05,04:16 | 32.3 N | 131.3 E | 60 km | Mj 3.8 | NORTHERN_MIYAZAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
254 ; 142 | 81 ; 24 | -112 ; -24 | 5.89e+14 Nm | 71 km | Mw 3.8 | 84.22 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/04,17:43(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/04,17:43 | 24.2 N | 125.2 E | 20 km | Mj 4.0 | NEAR_MIYAKOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
52 ; 268 | 75 ; 19 | 79 ; 125 | 3.06e+15 Nm | 41 km | Mw 4.3 | 84.77 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/04,17:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/04,17:37 | 24.2 N | 125.2 E | 20 km | Mj 3.7 | NEAR_MIYAKOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
259 ; 143 | 78 ; 25 | -113 ; -29 | 1.08e+15 Nm | 11 km | Mw 4.0 | 78.85 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/04,05:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/04,05:38 | 26.6 N | 128.0 E | 60 km | Mj 4.3 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
32 ; 215 | 54 ; 36 | 88 ; 93 | 1.11e+15 Nm | 35 km | Mw 4.0 | 70.16 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

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Earthquake Information 2001/12/03,18:44(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/03,18:44 | 27.1 N | 129.9 E | 30 km | Mj 3.6 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
249 ; 20 | 62 ; 38 | -62 ; -132 | 5.44e+14 Nm | 5 km | Mw 3.8 | 64.90 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/02,13:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/02,13:02 | 39.4 N | 141.3 E | 130 km | Mj 6.3 | SOUTHERN_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
175 ; 17 | 84 ; 7 | -93 ; -68 | 5.34e+18 Nm | 119 km | Mw 6.5 | 94.72 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/02,10:31(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/02,10:31 | 37.1 N | 142.3 E | 30 km | Mj 3.7 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
11 ; 187 | 67 ; 23 | 92 ; 86 | 1.02e+14 Nm | 14 km | Mw 3.3 | 51.02 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/02,05:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/02,05:24 | 35.6 N | 140.1 E | 70 km | Mj 3.9 | CENTRAL_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
347 ; 211 | 76 ; 19 | 77 ; 133 | 6.47e+14 Nm | 74 km | Mw 3.8 | 74.01 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
retreive digital waveform data
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Earthquake Information 2001/12/02,04:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/02,04:34 | 39.6 N | 142.1 E | 50 km | Mj 4.1 | E_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
30 ; 205 | 70 ; 21 | 92 ; 85 | 5.58e+14 Nm | 53 km | Mw 3.8 | 60.46 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/01,22:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/01,22:15 | 26.3 N | 128.7 E | 20 km | Mj 4.0 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
37 ; 243 | 70 ; 22 | 80 ; 115 | 2.43e+15 Nm | 29 km | Mw 4.2 | 92.83 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/01,18:59(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/01,18:59 | 36.4 N | 141.0 E | 50 km | Mj 3.5 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
2 ; 201 | 58 ; 34 | 79 ; 106 | 9.17e+13 Nm | 50 km | Mw 3.3 | 54.62 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/01,16:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/01,16:28 | 43.5 N | 147.5 E | 30 km | Mj 4.7 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
74 ; 189 | 83 ; 16 | 105 ; 27 | 1.22e+16 Nm | 59 km | Mw 4.7 | 81.95 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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Earthquake Information 2001/12/01,02:26(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/12/01,02:26 | 36.1 N | 139.0 E | 150 km | Mj 4.2 | WESTERN_SAITAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
203 ; 106 | 81 ; 54 | 36 ; 168 | 4.63e+15 Nm | 135 km | Mw 4.4 | 97.40 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region

Seismograms
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