Data Report
Focal mechanisms / 199906
Contributed by NIED
Earthquake Information 1999/06/28,03:36(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/28,03:36 | 29.1 N | 130.5 E | 70 km | Mj 3.5 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
187 ; 58 | 77 ; 20 | 75 ; 139 | 3.61e+14 Nm | 17 km | Mw 3.7 | 85.57 |
Mechanism(Solid line:observation, Dotted line:Synthetics)
past earthquakes occurring in this region
Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/27,11:19(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/27,11:19 | 28.5 N | 130.2 E | 30 km | Mj 3.5 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
55 ; 250 | 72 ; 19 | 85 ; 104 | 4.36e+14 Nm | 14 km | Mw 3.7 | 84.23 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/27,10:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/27,10:50 | 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 |
47 ; 244 | 67 ; 24 | 83 ; 106 | 1.65e+15 Nm | 59 km | Mw 4.1 | 94.88 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/27,05:04(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/27,05:04 | 33.5 N | 141.1 E | 50 km | Mj 4.5 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
175 ; 346 | 50 ; 40 | 96 ; 83 | 8.92e+14 Nm | 38 km | Mw 3.9 | 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 1999/06/26,21:16(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/26,21:16 | 43.2 N | 147.5 E | 40 km | Mj 4.2 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
153 ; 53 | 68 ; 65 | 27 ; 156 | 2.71e+15 Nm | 44 km | Mw 4.3 | 65.19 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/26,15:06(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/26,15:06 | 37.3 N | 141.7 E | 40 km | Mj 3.7 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
15 ; 197 | 74 ; 16 | 90 ; 91 | 1.96e+14 Nm | 38 km | Mw 3.5 | 69.24 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/25,21:39(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/25,21:39 | 42.2 N | 147.7 E | 10 km | Mj 3.7 | FAR_SE_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
284 ; 72 | 63 ; 31 | -75 ; -117 | 5.27e+14 Nm | 5 km | Mw 3.8 | 70.88 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/24,12:52(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/24,12:52 | 44.4 N | 146.4 E | 170 km | Mj 4.7 | NEAR_KUNASHIRI_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
327 ; 66 | 77 ; 56 | -35 ; -165 | 7.67e+15 Nm | 175 km | Mw 4.6 | 94.15 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/24,12:18(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/24,12:18 | 32.0 N | 131.9 E | 30 km | Mj 3.8 | HYUGANADA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
178 ; 312 | 77 ; 18 | -78 ; -134 | 1.02e+15 Nm | 29 km | Mw 4.0 | 79.66 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/24,06:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/24,06:08 | 37.8 N | 140.7 E | 90 km | Mj 4.0 | MID_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
24 ; 268 | 74 ; 34 | 60 ; 149 | 2.19e+15 Nm | 95 km | Mw 4.2 | 83.01 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/22,20:48(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/22,20:48 | 28.8 N | 130.3 E | 60 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
158 ; 257 | 73 ; 64 | -27 ; -161 | 8.55e+14 Nm | 20 km | Mw 3.9 | 84.44 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/21,16:52(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/21,16:52 | 43.2 N | 145.9 E | 40 km | Mj 5.1 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
32 ; 227 | 62 ; 28 | 83 ; 103 | 2.57e+16 Nm | 44 km | Mw 4.9 | 88.32 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/20,02:26(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/20,02:26 | 43.7 N | 139.5 E | 220 km | Mj 4.6 | NW_OFF_SHAKOTAN_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
210 ; 71 | 78 ; 16 | 79 ; 131 | 1.06e+16 Nm | 250 km | Mw 4.6 | 88.31 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/19,22:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/19,22:32 | 40.7 N | 142.6 E | 30 km | Mj 4.4 | E_OFF_AOMORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
21 ; 227 | 72 ; 20 | 81 ; 115 | 1.89e+15 Nm | 35 km | Mw 4.2 | 88.91 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/19,21:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/19,21:49 | 34.0 N | 140.0 E | 30 km | Mj 3.5 | FAR_S_OFF_BOSO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
3 ; 94 | 86 ; 72 | -18 ; -176 | 1.05e+14 Nm | 11 km | Mw 3.3 | 51.29 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/19,03:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/19,03:50 | 31.0 N | 131.6 E | 50 km | Mj 3.9 | SE_OFF_OSUMI_PEN |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
25 ; 211 | 60 ; 30 | 87 ; 95 | 4.76e+15 Nm | 38 km | Mw 4.4 | 73.11 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/18,22:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/18,22:50 | 37.7 N | 142.4 E | 40 km | Mj 3.9 | SE_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
20 ; 228 | 73 ; 19 | 81 ; 116 | 7.89e+14 Nm | 23 km | Mw 3.9 | 85.91 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/18,07:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/18,07:08 | 38.2 N | 141.7 E | 50 km | Mj 4.6 | KINKAZAN_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
18 ; 236 | 77 ; 16 | 80 ; 127 | 1.15e+15 Nm | 53 km | Mw 4.0 | 90.01 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/17,13:39(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/17,13:39 | 35.8 N | 140.1 E | 70 km | Mj 3.9 | NORTHERN_CHIBA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
358 ; 137 | 72 ; 23 | 105 ; 51 | 6.81e+14 Nm | 71 km | Mw 3.9 | 88.06 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/17,12:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/17,12:32 | 32.3 N | 141.1 E | 30 km | Mj 3.9 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
297 ; 200 | 72 ; 68 | 23 ; 161 | 1.19e+15 Nm | 11 km | Mw 4.0 | 63.22 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/17,11:23(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/17,11:23 | 40.5 N | 143.9 E | 20 km | Mj 4.1 | FAR_E_OFF_SANRIKU |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
32 ; 201 | 58 ; 32 | 96 ; 80 | 2.69e+15 Nm | 11 km | Mw 4.3 | 73.87 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/16,11:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/16,11:12 | 41.4 N | 142.6 E | 30 km | Mj 3.6 | E_OFF_AOMORI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
102 ; 240 | 57 ; 41 | -64 ; -124 | 2.73e+14 Nm | 35 km | Mw 3.6 | 66.17 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/15,10:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/15,10:46 | 40.4 N | 142.2 E | 40 km | Mj 3.9 | NE_OFF_IWATE_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
26 ; 230 | 74 ; 17 | 83 ; 114 | 9.25e+14 Nm | 44 km | Mw 3.9 | 89.32 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/15,07:47(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/15,07:47 | 43.0 N | 146.0 E | 30 km | Mj 5.2 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
67 ; 170 | 74 ; 53 | 141 ; 20 | 5.90e+16 Nm | 32 km | Mw 5.1 | 70.57 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/15,07:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/15,07:15 | 28.0 N | 128.0 E | shallow | Mj 4.0 | NW_OFF_OKINAWAJIMA_IS |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
113 ; 205 | 80 ; 78 | -12 ; -170 | 4.07e+14 Nm | 5 km | Mw 3.7 | 80.25 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/14,11:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/14,11:25 | 42.2 N | 139.2 E | 20 km | Mj 4.4 | SW_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
53 ; 208 | 59 ; 34 | 103 ; 70 | 1.19e+15 Nm | 5 km | Mw 4.0 | 84.97 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/13,19:42(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/13,19:42 | 35.2 N | 135.3 E | 10 km | Mj 4.2 | MID_KYOTO_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
199 ; 307 | 66 ; 54 | 140 ; 30 | 3.60e+14 Nm | 8 km | Mw 3.7 | 64.71 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/12,22:57(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/12,22:57 | 43.5 N | 144.5 E | 150 km | Mj 4.2 | TESHIKAGA_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
125 ; 346 | 51 ; 47 | 61 ; 121 | 3.89e+15 Nm | 150 km | Mw 4.4 | 88.70 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/12,21:20(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/12,21:20 | 36.1 N | 139.9 E | 50 km | Mj 3.8 | SW_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
50 ; 234 | 59 ; 31 | 88 ; 94 | 1.86e+14 Nm | 44 km | Mw 3.5 | 62.04 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/12,15:50(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/12,15:50 | 43.1 N | 146.4 E | 60 km | Mj 3.5 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
11 ; 250 | 56 ; 52 | 48 ; 135 | 1.71e+14 Nm | 50 km | Mw 3.5 | 66.68 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/11,22:43(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/11,22:43 | 37.4 N | 142.0 E | 70 km | Mj 5.2 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
227 ; 115 | 68 ; 47 | -133 ; -31 | 1.53e+16 Nm | 74 km | Mw 4.8 | 93.93 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/11,20:25(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/11,20:25 | 38.2 N | 142.4 E | 40 km | Mj 3.7 | E_OFF_MIYAGI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
34 ; 195 | 63 ; 28 | 99 ; 74 | 1.57e+14 Nm | 14 km | Mw 3.4 | 59.06 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/11,18:21(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/11,18:21 | 34.7 N | 137.9 E | 10 km | Mj 3.8 | SW_SHIZUOKA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
168 ; 76 | 81 ; 77 | 14 ; 171 | 1.30e+14 Nm | 8 km | Mw 3.4 | 85.75 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/09,23:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/09,23:24 | 35.9 N | 140.8 E | 40 km | Mj 3.5 | NEAR_CHOSHI_CITY |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
1 ; 260 | 84 ; 28 | 63 ; 168 | 8.35e+14 Nm | 38 km | Mw 3.9 | 79.74 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/08,16:40(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/08,16:40 | 36.1 N | 139.9 E | 50 km | Mj 3.9 | SW_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
94 ; 256 | 56 ; 35 | 100 ; 75 | 3.13e+14 Nm | 44 km | Mw 3.6 | 76.11 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/06,05:02(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/06,05:02 | 32.3 N | 141.6 E | 30 km | Mj 4.8 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
345 ; 239 | 76 ; 41 | 51 ; 158 | 1.58e+16 Nm | 5 km | Mw 4.8 | 90.30 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/06,04:46(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/06,04:46 | 32.5 N | 141.6 E | 30 km | Mj 4.9 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
22 ; 191 | 60 ; 30 | 95 ; 81 | 4.35e+16 Nm | 5 km | Mw 5.1 | 85.55 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/05,21:45(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,21:45 | 43.0 N | 145.4 E | 40 km | Mj 4.3 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
34 ; 226 | 62 ; 28 | 84 ; 100 | 2.52e+15 Nm | 41 km | Mw 4.2 | 87.60 |

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

Seismograms
retreive digital waveform data
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Earthquake Information 1999/06/05,09:49(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,09:49 | 38.3 N | 140.4 E | 110 km | Mj 3.5 | SOUTHERN_YAMAGATA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
210 ; 78 | 77 ; 19 | 76 ; 136 | 7.40e+14 Nm | 107 km | Mw 3.9 | 86.67 |

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

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Earthquake Information 1999/06/05,08:55(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,08:55 | 27.5 N | 129.6 E | 60 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
255 ; 141 | 84 ; 14 | -103 ; -25 | 6.96e+14 Nm | 14 km | Mw 3.9 | 93.97 |

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

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Earthquake Information 1999/06/05,08:17(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,08:17 | 27.4 N | 129.6 E | 30 km | Mj 3.6 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
263 ; 147 | 83 ; 16 | -104 ; -27 | 4.77e+14 Nm | 11 km | Mw 3.8 | 90.57 |

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

Seismograms
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Earthquake Information 1999/06/05,05:52(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,05:52 | 27.4 N | 129.6 E | 40 km | Mj 3.6 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
270 ; 125 | 76 ; 18 | -100 ; -56 | 5.27e+14 Nm | 11 km | Mw 3.8 | 92.59 |

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

Seismograms
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Earthquake Information 1999/06/05,05:41(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,05:41 | 27.4 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 |
104 ; 239 | 72 ; 25 | 107 ; 48 | 6.49e+14 Nm | 29 km | Mw 3.8 | 76.90 |

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

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Earthquake Information 1999/06/05,04:52(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,04:52 | 27.4 N | 129.6 E | 30 km | Mj 3.5 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
315 ; 170 | 62 ; 33 | -108 ; -60 | 6.51e+14 Nm | 11 km | Mw 3.8 | 78.94 |

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

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Earthquake Information 1999/06/05,04:24(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,04:24 | 27.4 N | 129.6 E | 30 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
307 ; 64 | 85 ; 11 | -80 ; -152 | 2.04e+15 Nm | 11 km | Mw 4.2 | 79.72 |

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

Seismograms
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Earthquake Information 1999/06/05,04:22(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,04:22 | 27.6 N | 129.4 E | 60 km | Mj 3.9 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
332 ; 149 | 64 ; 26 | -89 ; -93 | 2.43e+15 Nm | 14 km | Mw 4.2 | 75.08 |

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

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Earthquake Information 1999/06/05,03:53(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/05,03:53 | 27.6 N | 129.4 E | 60 km | Mj 3.7 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
161 ; 357 | 57 ; 34 | -99 ; -76 | 1.38e+15 Nm | 14 km | Mw 4.1 | 75.17 |

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

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Earthquake Information 1999/06/04,22:58(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/04,22:58 | 27.4 N | 129.6 E | 30 km | Mj 3.9 | NEAR_AMAMI-OSHIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
272 ; 133 | 80 ; 13 | -98 ; -50 | 7.68e+14 Nm | 17 km | Mw 3.9 | 92.34 |

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

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Earthquake Information 1999/06/04,21:32(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/04,21:32 | 32.5 N | 141.9 E | 70 km | Mj 3.5 | E_OFF_HACHIJOJIMA_ISLAND |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
163 ; 254 | 88 ; 71 | -19 ; -177 | 2.50e+15 Nm | 5 km | Mw 4.2 | 86.02 |

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

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Earthquake Information 1999/06/04,13:59(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/04,13:59 | 36.1 N | 141.6 E | 50 km | Mj 4.2 | FAR_E_OFF_IBARAKI_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
353 ; 232 | 77 ; 23 | 70 ; 146 | 2.62e+15 Nm | 14 km | Mw 4.2 | 80.22 |

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

Seismograms
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Earthquake Information 1999/06/04,08:55(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/04,08:55 | 42.3 N | 143.1 E | 50 km | Mj 3.5 | HIDAKA_MOUNTAINS_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
37 ; 225 | 65 ; 25 | 87 ; 97 | 4.38e+14 Nm | 56 km | Mw 3.7 | 79.04 |

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

Seismograms
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Earthquake Information 1999/06/03,19:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/03,19:30 | 34.7 N | 138.6 E | 200 km | Mj 3.9 | SOUTHERN_SURUGA_BAY_REG |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
10 ; 102 | 88 ; 51 | -39 ; -177 | 2.39e+15 Nm | 200 km | Mw 4.2 | 81.05 |

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

Seismograms
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Earthquake Information 1999/06/03,11:30(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/03,11:30 | 35.9 N | 136.7 E | 10 km | Mj 3.5 | FUKUI_GIFU_BORDER_REGION |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
27 ; 174 | 56 ; 39 | 110 ; 63 | 1.63e+14 Nm | 8 km | Mw 3.4 | 72.45 |

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

Seismograms
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Earthquake Information 1999/06/03,11:15(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/03,11:15 | 43.5 N | 147.3 E | 40 km | Mj 3.7 | E_OFF_HOKKAIDO |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
135 ; 37 | 89 ; 10 | 80 ; 171 | 1.73e+14 Nm | 32 km | Mw 3.5 | 52.28 |

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

Seismograms
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Earthquake Information 1999/06/02,22:47(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/02,22:47 | 37.7 N | 140.3 E | 120 km | Mj 3.5 | MID_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
197 ; 322 | 75 ; 26 | 111 ; 38 | 1.15e+15 Nm | 130 km | Mw 4.0 | 90.64 |

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

Seismograms
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Earthquake Information 1999/06/01,14:12(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/01,14:12 | 43.1 N | 146.4 E | 50 km | Mj 4.1 | OFF_NEMURO_PENINSULA |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
206 ; 66 | 73 ; 21 | -104 ; -52 | 6.32e+14 Nm | 41 km | Mw 3.8 | 76.68 |

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

Seismograms
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Earthquake Information 1999/06/01,14:08(UT)
Earthquake Mechanism Information
Hypocenter Information Provided by JMA
Origin Time(UT) | Latitude | Longitude | Depth | Magnitude | Region |
1999/06/01,14:08 | 37.0 N | 141.5 E | 40 km | Mj 4.0 | E_OFF_FUKUSHIMA_PREF |
Focal Mechanism Solution Determined Manually
Strike | Dip | Rake | Mo | Depth | Magnitude | VarRed |
149 ; 252 | 82 ; 32 | -59 ; -165 | 2.18e+14 Nm | 35 km | Mw 3.5 | 64.30 |

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

Seismograms
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