Data Report
Focal mechanisms / 200110
Contributed by NIED
Earthquake Information 2001/10/31,23:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/31,23:40 | 29.9 N | 132.5 E | 60 km | Mj 3.8 | N_PHILIPPINE_BASIN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
166 ; 338 | 47 ; 43 | 96 ; 84 | 4.07e+15 Nm | 65 km | Mw 4.4 | 63.81 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/31,03:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/31,03:07 | 37.2 N | 141.1 E | 90 km | Mj 4.0 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
198 ; 81 | 64 ; 47 | -131 ; -37 | 2.61e+14 Nm | 86 km | Mw 3.6 | 59.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/30,21:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/30,21:04 | 28.5 N | 128.3 E | 110 km | Mj 5.4 | NW_OFF_AMAMI-OSHIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
34 ; 150 | 66 ; 45 | -50 ; -145 | 1.60e+17 Nm | 125 km | Mw 5.4 | 91.90 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/29,15:42(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/29,15:42 | 35.7 N | 140.2 E | 80 km | Mj 3.7 | NORTHERN_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
6 ; 123 | 82 ; 17 | 105 ; 27 | 3.55e+14 Nm | 89 km | Mw 3.7 | 55.62 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/29,12:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/29,12:30 | 43.8 N | 148.1 E | shallow | Mj 3.9 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
177 ; 63 | 68 ; 44 | 51 ; 147 | 6.76e+14 Nm | 56 km | Mw 3.9 | 67.80 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/29,06:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/29,06:57 | 29.2 N | 126.3 E | 20 km | Mj 3.5 | EAST_CHINA_SEA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
305 ; 210 | 87 ; 33 | 57 ; 174 | 1.85e+15 Nm | 8 km | Mw 4.1 | 87.73 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/28,03:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/28,03:24 | 36.4 N | 141.1 E | 40 km | Mj 4.3 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
177 ; 276 | 84 ; 36 | -55 ; -170 | 1.37e+15 Nm | 41 km | Mw 4.1 | 93.31 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/28,01:09(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/28,01:09 | 37.2 N | 137.8 E | 20 km | Mj 4.0 | OFF_S_NIIGATA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
249 ; 23 | 55 ; 45 | 120 ; 54 | 3.75e+14 Nm | 8 km | Mw 3.7 | 81.71 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/27,14:13(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/27,14:13 | 43.0 N | 147.0 E | 40 km | Mj 3.5 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
250 ; 159 | 90 ; 33 | -123 ; -1 | 3.00e+14 Nm | 32 km | Mw 3.6 | 67.00 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/27,10:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/27,10:48 | 41.7 N | 144.3 E | 10 km | Mj 3.6 | SE_OFF_TOKACHI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
206 ; 116 | 88 ; 86 | -176 ; -2 | 1.23e+15 Nm | 8 km | Mw 4.0 | 60.51 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/26,01:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/26,01:18 | 25.7 N | 126.3 E | 10 km | Mj 4.6 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
104 ; 0 | 72 ; 54 | -142 ; -22 | 4.92e+15 Nm | 11 km | Mw 4.4 | 70.33 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/25,22:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/25,22:32 | 36.6 N | 141.3 E | 50 km | Mj 3.6 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
149 ; 21 | 66 ; 36 | -118 ; -44 | 1.78e+15 Nm | 80 km | Mw 4.1 | 59.20 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/25,11:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/25,11:12 | 35.4 N | 136.8 E | 10 km | Mj 3.7 | SW_GIFU_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
319 ; 181 | 54 ; 44 | 62 ; 123 | 1.50e+14 Nm | 20 km | Mw 3.4 | 55.99 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/25,07:42(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/25,07:42 | 34.5 N | 141.9 E | 30 km | Mj 3.6 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
39 ; 168 | 53 ; 51 | 127 ; 52 | 5.77e+15 Nm | 14 km | Mw 4.5 | 59.60 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/24,18:51(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/24,18:51 | 36.4 N | 141.0 E | 50 km | Mj 3.6 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
341 ; 74 | 89 ; 21 | -69 ; -177 | 2.57e+14 Nm | 53 km | Mw 3.6 | 76.92 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/23,20:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/23,20:04 | 36.8 N | 141.3 E | 50 km | Mj 3.7 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
210 ; 101 | 85 ; 14 | -103 ; -19 | 3.47e+14 Nm | 47 km | Mw 3.7 | 52.97 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/23,11:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/23,11:16 | 30.7 N | 132.5 E | 70 km | Mj 3.9 | E_OFF_TANEGASHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
302 ; 104 | 49 ; 42 | 102 ; 76 | 2.61e+15 Nm | 80 km | Mw 4.2 | 54.05 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/22,19:45(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/22,19:45 | 37.8 N | 142.6 E | 30 km | Mj 4.4 | FAR_E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
60 ; 218 | 52 ; 40 | 104 ; 73 | 8.82e+14 Nm | 26 km | Mw 3.9 | 93.05 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/22,19:05(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/22,19:05 | 37.7 N | 142.2 E | 30 km | Mj 3.7 | SE_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
313 ; 208 | 79 ; 38 | 54 ; 162 | 1.59e+14 Nm | 44 km | Mw 3.4 | 68.65 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/22,13:17(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/22,13:17 | 33.8 N | 139.3 E | 10 km | Mj 4.5 | NEAR_MIYAKEJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
140 ; 238 | 72 ; 67 | 156 ; 20 | 3.10e+15 Nm | 14 km | Mw 4.3 | 93.74 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/22,07:10(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/22,07:10 | 34.5 N | 141.9 E | 60 km | Mj 3.6 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
143 ; 52 | 88 ; 72 | 18 ; 177 | 1.96e+15 Nm | 17 km | Mw 4.2 | 50.96 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/21,18:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/21,18:37 | 29.8 N | 129.7 E | 140 km | Mj 4.0 | NEAR_TOKARA_ISLANDS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
29 ; 161 | 74 ; 23 | 107 ; 45 | 7.68e+15 Nm | 160 km | Mw 4.6 | 91.79 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/21,18:20(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/21,18:20 | 35.9 N | 138.1 E | 10 km | Mj 3.6 | AKAISHI_MOUNTAINS_REG |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
336 ; 84 | 69 ; 52 | -42 ; -153 | 8.08e+13 Nm | 14 km | Mw 3.2 | 71.01 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/21,14:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/21,14:15 | 26.4 N | 128.9 E | 30 km | Mj 3.5 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
44 ; 198 | 58 ; 35 | 104 ; 68 | 3.54e+14 Nm | 20 km | Mw 3.7 | 63.99 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/20,23:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/20,23:57 | 39.2 N | 142.2 E | 50 km | Mj 4.3 | E_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
223 ; 1 | 56 ; 42 | 117 ; 56 | 4.52e+14 Nm | 68 km | Mw 3.7 | 50.89 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/19,02:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/19,02:19 | 33.4 N | 134.8 E | 40 km | Mj 3.6 | SE_OFF_SHIKOKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
73 ; 164 | 89 ; 70 | -20 ; -179 | 1.33e+14 Nm | 38 km | Mw 3.4 | 51.24 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/19,00:17(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/19,00:17 | 37.8 N | 141.8 E | 40 km | Mj 4.3 | SE_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
28 ; 200 | 75 ; 15 | 92 ; 82 | 6.24e+14 Nm | 38 km | Mw 3.8 | 91.33 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/17,21:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/17,21:30 | 36.1 N | 139.8 E | 50 km | Mj 4.4 | SW_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
46 ; 252 | 72 ; 19 | 82 ; 114 | 3.07e+15 Nm | 53 km | Mw 4.3 | 96.81 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/17,02:14(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/17,02:14 | 31.0 N | 131.8 E | 30 km | Mj 3.9 | SE_OFF_OSUMI_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
32 ; 236 | 58 ; 35 | 76 ; 110 | 2.77e+15 Nm | 29 km | Mw 4.3 | 68.97 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/17,00:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/17,00:58 | 36.7 N | 141.4 E | 50 km | Mj 3.5 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
172 ; 299 | 81 ; 14 | -78 ; -143 | 2.28e+14 Nm | 35 km | Mw 3.5 | 77.36 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/16,21:37(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/16,21:37 | 33.3 N | 142.3 E | 80 km | Mj 3.6 | FAR_E_OFF_IZU_ISLANDS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
330 ; 100 | 61 ; 40 | -61 ; -132 | 5.61e+14 Nm | 59 km | Mw 3.8 | 61.95 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/16,15:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/16,15:49 | 43.1 N | 139.2 E | 30 km | Mj 4.5 | NW_OFF_SHAKOTAN_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
327 ; 212 | 76 ; 30 | 64 ; 151 | 8.13e+15 Nm | 8 km | Mw 4.6 | 89.79 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/15,20:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/15,20:46 | 34.0 N | 135.5 E | 50 km | Mj 3.7 | CENTRAL_WAKAYAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
358 ; 98 | 82 ; 39 | -52 ; -167 | 4.22e+14 Nm | 56 km | Mw 3.7 | 61.67 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/15,16:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/15,16:34 | 37.8 N | 142.1 E | 40 km | Mj 4.1 | SE_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
342 ; 230 | 83 ; 18 | -107 ; -23 | 9.34e+14 Nm | 47 km | Mw 3.9 | 84.66 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/14,16:53(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/14,16:53 | 33.8 N | 135.4 E | 30 km | Mj 4.4 | CENTRAL_WAKAYAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
260 ; 113 | 75 ; 17 | -99 ; -59 | 1.37e+15 Nm | 20 km | Mw 4.1 | 84.09 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/14,15:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/14,15:36 | 32.0 N | 132.0 E | 30 km | Mj 3.7 | HYUGANADA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
304 ; 205 | 77 ; 54 | -143 ; -16 | 3.74e+14 Nm | 29 km | Mw 3.7 | 83.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/13,20:27(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/13,20:27 | 29.1 N | 130.6 E | 70 km | Mj 3.9 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
19 ; 280 | 89 ; 9 | 81 ; 171 | 4.02e+15 Nm | 35 km | Mw 4.4 | 62.54 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 2001/10/13,20:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/13,20:02 | 40.0 N | 143.0 E | 20 km | Mj 4.2 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
350 ; 214 | 79 ; 15 | 80 ; 133 | 6.74e+14 Nm | 23 km | Mw 3.9 | 76.24 |

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

Seismograms
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Earthquake Information 2001/10/13,19:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/13,19:15 | 29.1 N | 130.6 E | 70 km | Mj 3.8 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
11 ; 242 | 84 ; 10 | 83 ; 140 | 3.82e+15 Nm | 29 km | Mw 4.4 | 61.53 |

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past earthquakes occurring in this region

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Earthquake Information 2001/10/13,04:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/13,04:25 | 33.9 N | 141.7 E | 40 km | Mj 3.7 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
9 ; 184 | 54 ; 36 | 93 ; 85 | 1.77e+15 Nm | 8 km | Mw 4.1 | 77.85 |

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

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Earthquake Information 2001/10/12,20:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/12,20:58 | 29.2 N | 130.0 E | 60 km | Mj 3.9 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
37 ; 201 | 80 ; 11 | 93 ; 74 | 2.82e+15 Nm | 47 km | Mw 4.3 | 59.46 |

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

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Earthquake Information 2001/10/11,15:09(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/11,15:09 | 42.0 N | 142.5 E | 60 km | Mj 4.4 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
21 ; 232 | 77 ; 16 | 82 ; 121 | 3.89e+15 Nm | 65 km | Mw 4.4 | 87.37 |

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past earthquakes occurring in this region

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Earthquake Information 2001/10/11,04:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/11,04:38 | 34.7 N | 137.6 E | 30 km | Mj 3.9 | HAMANAKO_LAKE_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
206 ; 116 | 90 ; 77 | 13 ; 180 | 2.17e+14 Nm | 32 km | Mw 3.5 | 86.29 |

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past earthquakes occurring in this region

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Earthquake Information 2001/10/10,10:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/10,10:04 | 34.2 N | 141.9 E | 40 km | Mj 3.6 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
70 ; 183 | 68 ; 46 | 131 ; 31 | 2.13e+15 Nm | 11 km | Mw 4.2 | 61.48 |

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past earthquakes occurring in this region

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Earthquake Information 2001/10/09,16:47(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/09,16:47 | 43.9 N | 146.9 E | 80 km | Mj 4.6 | NEAR_KUNASHIRI_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
254 ; 18 | 78 ; 21 | 107 ; 36 | 2.51e+15 Nm | 71 km | Mw 4.2 | 83.28 |

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

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Earthquake Information 2001/10/08,07:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/08,07:12 | 43.0 N | 146.4 E | 60 km | Mj 4.0 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
73 ; 197 | 80 ; 18 | 105 ; 35 | 3.59e+14 Nm | 50 km | Mw 3.7 | 60.95 |

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past earthquakes occurring in this region

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Earthquake Information 2001/10/08,02:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/08,02:23 | 35.3 N | 133.3 E | 10 km | Mj 4.0 | WESTERN_TOTTORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
172 ; 263 | 88 ; 70 | -20 ; -178 | 5.12e+14 Nm | 5 km | Mw 3.8 | 94.18 |

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

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Earthquake Information 2001/10/06,00:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/06,00:38 | 24.2 N | 123.6 E | 20 km | Mj 3.8 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
341 ; 138 | 55 ; 37 | -76 ; -109 | 9.90e+14 Nm | 5 km | Mw 4.0 | 78.92 |

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

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Earthquake Information 2001/10/05,21:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/05,21:58 | 24.3 N | 123.6 E | 20 km | Mj 3.9 | NEAR_ISHIGAKIJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
19 ; 111 | 87 ; 57 | -33 ; -177 | 1.01e+15 Nm | 8 km | Mw 4.0 | 94.46 |

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

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Earthquake Information 2001/10/05,15:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/05,15:54 | 37.6 N | 142.2 E | 40 km | Mj 4.2 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
4 ; 208 | 62 ; 31 | 78 ; 111 | 3.33e+14 Nm | 38 km | Mw 3.6 | 71.20 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/05,10:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/05,10:04 | 28.3 N | 128.1 E | 10 km | Mj 3.5 | NW_OFF_AMAMI-OSHIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
281 ; 191 | 89 ; 62 | 28 ; 179 | 1.04e+15 Nm | 8 km | Mw 4.0 | 88.39 |

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

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Earthquake Information 2001/10/05,06:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/05,06:54 | 32.1 N | 132.2 E | 30 km | Mj 3.7 | HYUGANADA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
182 ; 318 | 79 ; 15 | -79 ; -134 | 3.06e+14 Nm | 23 km | Mw 3.6 | 83.97 |

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

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Earthquake Information 2001/10/04,19:09(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/04,19:09 | 37.9 N | 142.4 E | 40 km | Mj 4.1 | SE_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
359 ; 229 | 68 ; 32 | 66 ; 136 | 3.05e+14 Nm | 20 km | Mw 3.6 | 86.24 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/04,16:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/04,16:57 | 34.9 N | 142.1 E | 60 km | Mj 5.0 | FAR_E_OFF_CENTRAL_HONSHU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
159 ; 63 | 89 ; 12 | 78 ; 173 | 1.42e+17 Nm | 11 km | Mw 5.4 | 65.71 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/04,14:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/04,14:46 | 43.9 N | 148.5 E | shallow | Mj 4.2 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
39 ; 250 | 75 ; 17 | 81 ; 120 | 1.34e+15 Nm | 20 km | Mw 4.1 | 82.59 |

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

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Earthquake Information 2001/10/03,17:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/03,17:25 | 46.3 N | 149.1 E | 320 km | Mj 6.0 | KURILE_ISLANDS_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
9 ; 245 | 64 ; 42 | -124 ; -41 | 8.08e+17 Nm | 290 km | Mw 5.9 | 77.74 |

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

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Earthquake Information 2001/10/03,11:10(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/03,11:10 | 34.0 N | 133.1 E | 10 km | Mj 3.7 | HIUCHINADA_SETONAIKAI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
255 ; 157 | 73 ; 65 | -154 ; -18 | 1.26e+14 Nm | 29 km | Mw 3.4 | 50.96 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/03,08:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/03,08:48 | 40.4 N | 143.6 E | 20 km | Mj 3.6 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
49 ; 144 | 89 ; 13 | 103 ; 5 | 8.84e+14 Nm | 5 km | Mw 3.9 | 58.97 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/03,04:52(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/03,04:52 | 27.2 N | 129.6 E | 10 km | Mj 4.2 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
29 ; 184 | 80 ; 11 | 95 ; 66 | 5.59e+15 Nm | 20 km | Mw 4.5 | 68.19 |

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

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Earthquake Information 2001/10/02,14:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/02,14:02 | 35.9 N | 139.5 E | 80 km | Mj 4.1 | EASTERN_SAITAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
252 ; 8 | 68 ; 42 | -53 ; -146 | 5.67e+14 Nm | 77 km | Mw 3.8 | 83.64 |

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

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Earthquake Information 2001/10/02,12:14(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/02,12:14 | 33.4 N | 135.3 E | 30 km | Mj 4.7 | S_OFF_KII_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
276 ; 81 | 72 ; 19 | -85 ; -104 | 3.49e+15 Nm | 11 km | Mw 4.3 | 94.19 |

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

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Earthquake Information 2001/10/02,08:20(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/02,08:20 | 37.7 N | 141.9 E | 40 km | Mj 5.6 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
18 ; 210 | 68 ; 22 | 86 ; 101 | 2.10e+17 Nm | 50 km | Mw 5.5 | 96.18 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/02,01:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/02,01:01 | 34.5 N | 142.0 E | 30 km | Mj 5.1 | FAR_E_OFF_CENTRAL_HONSHU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
3 ; 197 | 47 ; 44 | 80 ; 100 | 3.40e+16 Nm | 11 km | Mw 5.0 | 51.39 |

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

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Earthquake Information 2001/10/01,16:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/01,16:49 | 24.9 N | 122.2 E | 60 km | Mj 3.9 | TAIWAN_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
130 ; 223 | 89 ; 13 | -77 ; -178 | 1.63e+15 Nm | 26 km | Mw 4.1 | 74.99 |

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

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Earthquake Information 2001/10/01,03:00(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/01,03:00 | 42.0 N | 142.6 E | 60 km | Mj 4.1 | S_OFF_URAKAWA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
28 ; 214 | 66 ; 24 | 87 ; 96 | 1.52e+15 Nm | 50 km | Mw 4.1 | 82.76 |

Mechanism(Solid line:observation, Dotted line:Synthetics)
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Earthquake Information 2001/10/01,00:34(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
2001/10/01,00:34 | 43.5 N | 147.5 E | 20 km | Mj 5.0 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
55 ; 173 | 63 ; 47 | 131 ; 38 | 4.86e+16 Nm | 56 km | Mw 5.1 | 78.89 |

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

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