Very strong mag. 6.3 earthquake - 140 km east of Hachinohe, Aomori, Japan, on Tuesday, October 3, 2000 at 04:13 GMT
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Very strong magnitude 6.3 earthquake at 33 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Earthquake details
| Date & time | Oct 3, 2000 04:13:30 UTC |
| Local time at epicenter | |
| Status | Confirmed |
| Magnitude | 6.3 |
| Depth | 33.0 km |
| Epicenter latitude / longitude | 40.282°N / 143.124°E  (North Pacific Ocean, Japan) |
| Antipode | 40.282°S / 36.876°W |
| Shaking intensity | Strong shaking near epicenter |
| Felt | 0 reports |
| Primary data source | USGS (United States Geological Survey) |
| Nearest volcano | Osore-yama (170 km / 106 mi) |
| Nearby towns and cities | 123 km (77 mi) NE of Miyako (pop: 51,700) | Show on map | Quakes nearby 135 km (84 mi) NE of Yamada (Shimohei-gun) (pop: 20,100) | Show on map | Quakes nearby 140 km (87 mi) E of Hachinohe (pop: 239,000) | Show on map | Quakes nearby 153 km (95 mi) ESE of Misawa (pop: 42,800) | Show on map | Quakes nearby 155 km (96 mi) NE of Kamaishi (pop: 43,100) | Show on map | Quakes nearby 180 km (112 mi) ENE of Morioka (pop: 295,200) | Show on map | Quakes nearby 196 km (122 mi) SE of Mutsu (pop: 49,200) | Show on map | Quakes nearby 198 km (123 mi) ENE of Hanamaki (pop: 73,100) | Show on map | Quakes nearby 343 km (213 mi) SSE of Sapporo (pop: 1,883,000) | Show on map | Quakes nearby 593 km (368 mi) NNE of Tokyo (pop: 8,336,600) | Show on map | Quakes nearby |
| Estimated seismic energy released | 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) | about seismic energy |
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Mag. | Depth | Location | Source |
| 6.3 | 33 km | off the east coast of Honshu, Japan | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (3 quakes)
Date and time | Mag Depth | Location | Details |
| Nov 25, 2000 19:41 22 years ago | 4.6 80 km | 70 km E of Hachinohe, Aomori, Japan | More |
| Nov 12, 2000 21:58 22 years ago | 3.8 33 km | 183 km E of Hachinohe, Aomori, Japan | More |
| Oct 3, 2000 04:40 22 years ago | 3.3 33 km | 130 km E of Hachinohe, Aomori, Japan | More |
Earlier earthquakes in the same area
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