Light mag. 4.6 earthquake - North Pacific Ocean, 45 km southeast of Shizunai-furukawachō, Hokkaido, Japan, on Saturday, 5 Dec 2020 1:57 pm (GMT +9) -
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Light magnitude 4.6 earthquake at 73 km depth
5 Dec 05:05 UTC: First to report: EMSC after 8 minutes.
5 Dec 05:28: Magnitude recalculated from 4.2 to 4.6. Hypocenter depth recalculated from 60.0 to 62.0 km (from 37 to 39 mi).
5 Dec 10:56: Hypocenter depth recalculated from 71.0 to 73.0 km (from 44 to 45 mi). Epicenter location corrected by 2.2 km (1.4 mi) towards N.
5 Dec 05:28: Magnitude recalculated from 4.2 to 4.6. Hypocenter depth recalculated from 60.0 to 62.0 km (from 37 to 39 mi).
5 Dec 10:56: Hypocenter depth recalculated from 71.0 to 73.0 km (from 44 to 45 mi). Epicenter location corrected by 2.2 km (1.4 mi) towards N.
Update Sat, 5 Dec 2020, 05:06
Light magnitude 4.2 earthquake 42 km southeast of Shizunai-furukawachō, Japan4.2 quake HOKKAIDO, JAPAN REGION, 5 Dec 1.57 pm (GMT +9)
The European-Mediterranean Seismological Centre (EMSC) reported a magnitude 4.2 quake in Japan near Shizunai-furukawachō, Hidaka-gun, Hokkaido, only 9 minutes ago. The earthquake hit around noon on Saturday 5 December 2020 at 1.57 pm local time at a moderately shallow depth of 60 km. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Shizunai-furukawachō (pop. 22,400) located 42 km from the epicenter.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Shizunai-furukawachō (pop. 22,400) located 42 km from the epicenter.
Earthquake data:
Date & time: 5 Dec 2020 04:57:44 UTC -
Local time at epicenter: Saturday, 5 Dec 2020 1:57 pm (GMT +9)
Magnitude: 4.6
Depth: 73.0 km
Epicenter latitude / longitude: 41.98°N / 142.64°E
(North Pacific Ocean, Japan)Nearest volcano: E-san (120 km / 75 mi)
Nearby towns and cities:
45 km (28 mi) SSE of Shizunai-furukawachō (pop: 22,400) --> See nearby quakes!
112 km (70 mi) SE of Tomakomai (pop: 174,800) --> See nearby quakes!
114 km (71 mi) SSW of Obihiro (pop: 173,900) --> See nearby quakes!
124 km (77 mi) SE of Chitose (pop: 92,900) --> See nearby quakes!
141 km (88 mi) ESE of Muroran (pop: 96,200) --> See nearby quakes!
154 km (96 mi) SE of Ebetsu (pop: 134,000) --> See nearby quakes!
159 km (99 mi) E of Hakodate (pop: 275,700) --> See nearby quakes!
161 km (100 mi) SE of Sapporo (pop: 1,883,000) --> See nearby quakes!
205 km (127 mi) NE of Aomori (pop: 298,400) --> See nearby quakes!
745 km (463 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
227 km (141 mi) S of Hokkaido Island (pop: 5,500,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
6.8°C (44 F), humidity: 64%, wind: 12 m/s (23 kts) from W
Primary data source: EMSC (European-Mediterranean Seismological Centre)Overcast Clouds
6.8°C (44 F), humidity: 64%, wind: 12 m/s (23 kts) from WEstimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) More info
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.
| Magnitude | Depth | Location | Source |
| 4.6 | 73 km | HOKKAIDO, JAPAN REGION | EMSC |
| 4.6 | 62 km | 42 Km SSE of Shizunai-furukawachō, Japan | USGS |
| 4.7 | 65 km | Hokkaido, Japan Region | GFZ |
User reports for this quake
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