Data Report
Focal mechanisms / 199909
Contributed by NIED
Earthquake Information 1999/09/30,10:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/30,10:19 | 34.9 N | 137.9 E | 30 km | Mj 3.7 | SW_SHIZUOKA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
302 ; 36 | 76 ; 75 | 165 ; 14 | 6.87e+13 Nm | 23 km | Mw 3.2 | 63.32 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/30,09:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/30,09:48 | 33.1 N | 142.0 E | 70 km | Mj 3.6 | FAR_E_OFF_IZU_ISLANDS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
120 ; 282 | 88 ; 2 | -89 ; -108 | 3.04e+15 Nm | 14 km | Mw 4.3 | 63.14 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/29,17:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/29,17:28 | 32.3 N | 140.7 E | 40 km | Mj 3.7 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
168 ; 353 | 47 ; 44 | -93 ; -86 | 1.06e+15 Nm | 59 km | Mw 4.0 | 84.25 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/28,19:28(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/28,19:28 | 37.1 N | 141.6 E | 70 km | Mj 4.2 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
192 ; 334 | 69 ; 26 | -75 ; -125 | 2.87e+14 Nm | 74 km | Mw 3.6 | 71.56 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/27,05:43(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/27,05:43 | 41.5 N | 142.3 E | 40 km | Mj 3.7 | E_OFF_AOMORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
333 ; 130 | 49 ; 43 | 105 ; 73 | 4.63e+14 Nm | 32 km | Mw 3.7 | 75.51 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/26,23:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/26,23:38 | 44.2 N | 148.3 E | 50 km | Mj 5.1 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
47 ; 241 | 76 ; 14 | 86 ; 104 | 4.69e+16 Nm | 65 km | Mw 5.1 | 76.28 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/25,15:51(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/25,15:51 | 42.4 N | 144.1 E | 60 km | Mj 3.5 | SE_OFF_TOKACHI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
195 ; 287 | 89 ; 19 | -71 ; -177 | 1.74e+14 Nm | 53 km | Mw 3.5 | 86.24 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/25,14:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/25,14:25 | 35.6 N | 140.2 E | 70 km | Mj 3.6 | CENTRAL_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
4 ; 201 | 67 ; 24 | 83 ; 106 | 2.71e+14 Nm | 74 km | Mw 3.6 | 66.79 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/24,18:05(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/24,18:05 | 36.8 N | 141.6 E | 40 km | Mj 4.5 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
211 ; 116 | 89 ; 14 | -104 ; -5 | 4.80e+15 Nm | 35 km | Mw 4.4 | 94.00 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/24,10:43(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/24,10:43 | 33.9 N | 135.4 E | 60 km | Mj 4.0 | CENTRAL_WAKAYAMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
307 ; 181 | 80 ; 17 | -104 ; -37 | 3.33e+14 Nm | 44 km | Mw 3.6 | 80.34 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/24,05:33(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/24,05:33 | 34.7 N | 137.1 E | shallow | Mj 3.8 | MIKAWA_BAY_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
200 ; 318 | 73 ; 33 | 119 ; 32 | 3.47e+14 Nm | 11 km | Mw 3.7 | 75.30 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/22,17:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/22,17:36 | 45.5 N | 142.8 E | 300 km | Mj 5.1 | NE_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
334 ; 83 | 76 ; 38 | -55 ; -158 | 3.17e+16 Nm | 320 km | Mw 5.0 | 91.29 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/22,07:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/22,07:18 | 43.3 N | 146.8 E | 60 km | Mj 4.6 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
50 ; 170 | 76 ; 27 | 113 ; 32 | 2.51e+15 Nm | 53 km | Mw 4.2 | 91.40 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/21,14:21(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/21,14:21 | 33.1 N | 141.5 E | 60 km | Mj 3.9 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
3 ; 153 | 65 ; 29 | 104 ; 63 | 1.49e+16 Nm | 5 km | Mw 4.7 | 90.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/21,11:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/21,11:49 | 44.8 N | 150.1 E | 60 km | Mj 5.1 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
62 ; 319 | 86 ; 18 | -107 ; -14 | 1.16e+17 Nm | 26 km | Mw 5.3 | 78.84 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/21,08:26(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/21,08:26 | 26.3 N | 126.0 E | 20 km | Mj 4.1 | NW_OFF_OKINAWAJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
253 ; 63 | 58 ; 33 | -84 ; -99 | 8.77e+15 Nm | 5 km | Mw 4.6 | 90.87 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/21,06:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/21,06:18 | 37.5 N | 142.4 E | 40 km | Mj 4.2 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
346 ; 214 | 55 ; 47 | 57 ; 127 | 1.21e+15 Nm | 23 km | Mw 4.0 | 82.45 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/21,01:59(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/21,01:59 | 26.3 N | 126.0 E | 20 km | Mj 4.1 | NW_OFF_OKINAWAJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
256 ; 93 | 63 ; 28 | -98 ; -75 | 6.11e+15 Nm | 8 km | Mw 4.5 | 84.92 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/20,04:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/20,04:18 | 43.4 N | 147.0 E | 40 km | Mj 4.0 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
140 ; 236 | 73 ; 69 | -22 ; -162 | 1.21e+15 Nm | 44 km | Mw 4.0 | 91.50 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/20,01:59(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/20,01:59 | 40.2 N | 142.4 E | 40 km | Mj 4.3 | NE_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
23 ; 183 | 75 ; 16 | 95 ; 71 | 1.31e+15 Nm | 50 km | Mw 4.0 | 83.90 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/19,06:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/19,06:46 | 26.4 N | 128.9 E | 50 km | Mj 3.8 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
11 ; 189 | 76 ; 14 | 91 ; 88 | 1.10e+16 Nm | 8 km | Mw 4.7 | 79.83 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/16,23:21(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/16,23:21 | 44.2 N | 146.4 E | 130 km | Mj 4.2 | NEAR_KUNASHIRI_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
6 ; 101 | 84 ; 46 | 136 ; 8 | 4.98e+15 Nm | 104 km | Mw 4.4 | 66.20 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/16,14:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/16,14:18 | 43.9 N | 148.4 E | 40 km | Mj 4.7 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
45 ; 160 | 76 ; 30 | 117 ; 29 | 9.67e+15 Nm | 41 km | Mw 4.6 | 82.38 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/15,19:38(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/15,19:38 | 44.4 N | 149.8 E | 60 km | Mj 4.4 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
47 ; 221 | 53 ; 37 | 94 ; 85 | 2.21e+16 Nm | 29 km | Mw 4.9 | 87.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/14,14:55(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/14,14:55 | 43.4 N | 147.5 E | 40 km | Mj 4.0 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
81 ; 205 | 71 ; 31 | 116 ; 38 | 1.13e+15 Nm | 47 km | Mw 4.0 | 67.04 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/14,11:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/14,11:08 | 36.4 N | 141.0 E | 40 km | Mj 4.0 | E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
30 ; 146 | 76 ; 30 | 117 ; 29 | 4.33e+14 Nm | 35 km | Mw 3.7 | 71.33 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/14,07:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/14,07:32 | 35.0 N | 140.1 E | 80 km | Mj 4.0 | SE_OFF_BOSO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
65 ; 329 | 81 ; 56 | -145 ; -11 | 6.49e+14 Nm | 80 km | Mw 3.8 | 64.83 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/13,02:14(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/13,02:14 | 35.7 N | 137.4 E | 250 km | Mj 4.2 | SE_GIFU_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
33 ; 279 | 89 ; 1 | -91 ; -24 | 6.72e+15 Nm | 280 km | Mw 4.5 | 95.98 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/12,22:56(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/12,22:56 | 35.6 N | 140.2 E | 80 km | Mj 5.1 | CENTRAL_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
7 ; 155 | 57 ; 37 | 109 ; 63 | 1.08e+17 Nm | 65 km | Mw 5.3 | 88.16 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/12,20:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/12,20:32 | 40.9 N | 141.3 E | 10 km | Mj 4.3 | SHIMOKITA_PENINSULA_REG |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
194 ; 32 | 66 ; 25 | 83 ; 106 | 1.26e+15 Nm | 5 km | Mw 4.0 | 91.99 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/12,07:39(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/12,07:39 | 40.2 N | 143.5 E | shallow | Mj 3.9 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
6 ; 220 | 83 ; 9 | 85 ; 123 | 1.10e+15 Nm | 8 km | Mw 4.0 | 57.87 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/10,05:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/10,05:36 | 43.4 N | 147.7 E | 20 km | Mj 3.9 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
278 ; 157 | 82 ; 15 | 77 ; 148 | 4.16e+15 Nm | 35 km | Mw 4.4 | 81.24 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/09,09:56(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/09,09:56 | 36.4 N | 137.9 E | 10 km | Mj 3.8 | CENTRAL_NAGANO_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
66 ; 177 | 60 ; 58 | 142 ; 36 | 4.93e+14 Nm | 5 km | Mw 3.8 | 91.27 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/08,13:54(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/08,13:54 | 33.9 N | 141.6 E | 60 km | Mj 3.5 | FAR_SE_OFF_BOSO_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
351 ; 157 | 62 ; 29 | 97 ; 78 | 9.44e+14 Nm | 5 km | Mw 3.9 | 80.95 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/08,07:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/08,07:36 | 27.0 N | 128.7 E | 20 km | Mj 3.5 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
284 ; 163 | 68 ; 38 | -122 ; -37 | 1.80e+14 Nm | 8 km | Mw 3.5 | 82.13 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/08,03:03(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/08,03:03 | 43.6 N | 147.4 E | 30 km | Mj 4.3 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
144 ; 49 | 79 ; 66 | 24 ; 168 | 3.12e+15 Nm | 50 km | Mw 4.3 | 69.60 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/08,01:47(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/08,01:47 | 26.9 N | 128.4 E | 30 km | Mj 4.0 | NEAR_OKINAWAJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
47 ; 210 | 66 ; 25 | 98 ; 74 | 2.09e+15 Nm | 35 km | Mw 4.2 | 79.10 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/07,11:33(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/07,11:33 | 44.2 N | 148.6 E | 60 km | Mj 4.1 | SE_OFF_ETOROFU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
231 ; 134 | 89 ; 7 | -97 ; -8 | 8.40e+15 Nm | 59 km | Mw 4.6 | 71.81 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/07,09:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/07,09:06 | 41.7 N | 144.3 E | 70 km | Mj 4.2 | SE_OFF_TOKACHI |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
27 ; 222 | 49 ; 42 | -100 ; -79 | 2.97e+15 Nm | 17 km | Mw 4.3 | 61.60 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/06,13:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/06,13:16 | 38.3 N | 141.9 E | 50 km | Mj 4.6 | E_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
20 ; 200 | 69 ; 21 | 90 ; 90 | 1.53e+15 Nm | 50 km | Mw 4.1 | 87.90 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/05,03:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/05,03:19 | 37.4 N | 139.0 E | 20 km | Mj 3.7 | MID_NIIGATA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
15 ; 200 | 59 ; 31 | 88 ; 94 | 3.75e+14 Nm | 5 km | Mw 3.7 | 75.61 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/03,15:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/03,15:32 | 37.8 N | 139.8 E | 10 km | Mj 3.6 | WESTERN_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
203 ; 15 | 54 ; 37 | 95 ; 84 | 1.56e+14 Nm | 8 km | Mw 3.4 | 71.29 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/03,05:07(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/03,05:07 | 29.0 N | 130.3 E | 40 km | Mj 3.8 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
171 ; 68 | 75 ; 49 | 42 ; 160 | 1.40e+15 Nm | 35 km | Mw 4.1 | 85.65 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/02,22:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/02,22:04 | 41.1 N | 142.4 E | 40 km | Mj 4.8 | E_OFF_AOMORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
34 ; 193 | 68 ; 24 | 98 ; 70 | 5.50e+15 Nm | 44 km | Mw 4.5 | 70.32 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/01,22:55(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/01,22:55 | 43.2 N | 145.7 E | 40 km | Mj 4.3 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
55 ; 146 | 89 ; 43 | 133 ; 1 | 1.25e+15 Nm | 53 km | Mw 4.0 | 89.81 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/01,21:01(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/01,21:01 | 33.0 N | 132.5 E | 30 km | Mj 3.7 | SW_EHIME_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
30 ; 196 | 50 ; 41 | -81 ; -101 | 1.90e+14 Nm | 29 km | Mw 3.5 | 71.04 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/01,20:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/01,20:58 | 33.2 N | 132.5 E | 40 km | Mj 3.6 | SW_EHIME_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
52 ; 211 | 46 ; 46 | -76 ; -105 | 2.04e+14 Nm | 53 km | Mw 3.5 | 60.61 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/01,15:35(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/01,15:35 | 31.2 N | 131.7 E | 50 km | Mj 3.6 | SE_OFF_OSUMI_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
162 ; 62 | 79 ; 51 | 40 ; 165 | 1.30e+15 Nm | 59 km | Mw 4.0 | 74.02 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/09/01,10:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/09/01,10:08 | 37.0 N | 140.9 E | 100 km | Mj 3.5 | EASTERN_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
242 ; 102 | 64 ; 33 | -110 ; -55 | 4.99e+14 Nm | 101 km | Mw 3.8 | 69.32 |

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

Seismograms
retreive digital waveform data
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